# 1 "src.c"
# 1 "<built-in>" 1
# 1 "<built-in>" 3
# 388 "<built-in>" 3
# 1 "<command line>" 1
# 1 "<built-in>" 2
# 1 "src.c" 2

# 1 "/usr/include/stdio.h" 1 3 4
# 27 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 1 3 4
# 33 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 3 4
# 1 "/usr/include/features.h" 1 3 4
# 439 "/usr/include/features.h" 3 4
# 1 "/usr/include/stdc-predef.h" 1 3 4
# 440 "/usr/include/features.h" 2 3 4
# 461 "/usr/include/features.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 1 3 4
# 452 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 453 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/long-double.h" 1 3 4
# 454 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 2 3 4
# 462 "/usr/include/features.h" 2 3 4
# 485 "/usr/include/features.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 1 3 4
# 10 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/gnu/stubs-64.h" 1 3 4
# 11 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 2 3 4
# 486 "/usr/include/features.h" 2 3 4
# 34 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 2 3 4
# 28 "/usr/include/stdio.h" 2 3 4





# 1 "/usr/lib/llvm-19/lib/clang/19/include/stddef.h" 1 3 4
# 77 "/usr/lib/llvm-19/lib/clang/19/include/stddef.h" 3 4
# 1 "/usr/lib/llvm-19/lib/clang/19/include/__stddef_size_t.h" 1 3 4
# 18 "/usr/lib/llvm-19/lib/clang/19/include/__stddef_size_t.h" 3 4
typedef long unsigned int size_t;
# 78 "/usr/lib/llvm-19/lib/clang/19/include/stddef.h" 2 3 4
# 92 "/usr/lib/llvm-19/lib/clang/19/include/stddef.h" 3 4
# 1 "/usr/lib/llvm-19/lib/clang/19/include/__stddef_null.h" 1 3 4
# 93 "/usr/lib/llvm-19/lib/clang/19/include/stddef.h" 2 3 4
# 34 "/usr/include/stdio.h" 2 3 4


# 1 "/usr/lib/llvm-19/lib/clang/19/include/stdarg.h" 1 3 4
# 55 "/usr/lib/llvm-19/lib/clang/19/include/stdarg.h" 3 4
# 1 "/usr/lib/llvm-19/lib/clang/19/include/__stdarg___gnuc_va_list.h" 1 3 4
# 12 "/usr/lib/llvm-19/lib/clang/19/include/__stdarg___gnuc_va_list.h" 3 4
typedef __builtin_va_list __gnuc_va_list;
# 56 "/usr/lib/llvm-19/lib/clang/19/include/stdarg.h" 2 3 4
# 37 "/usr/include/stdio.h" 2 3 4

# 1 "/usr/include/x86_64-linux-gnu/bits/types.h" 1 3 4
# 27 "/usr/include/x86_64-linux-gnu/bits/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 28 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/timesize.h" 1 3 4
# 29 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4


typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;


typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;

typedef signed long int __int64_t;
typedef unsigned long int __uint64_t;






typedef __int8_t __int_least8_t;
typedef __uint8_t __uint_least8_t;
typedef __int16_t __int_least16_t;
typedef __uint16_t __uint_least16_t;
typedef __int32_t __int_least32_t;
typedef __uint32_t __uint_least32_t;
typedef __int64_t __int_least64_t;
typedef __uint64_t __uint_least64_t;



typedef long int __quad_t;
typedef unsigned long int __u_quad_t;







typedef long int __intmax_t;
typedef unsigned long int __uintmax_t;
# 141 "/usr/include/x86_64-linux-gnu/bits/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/typesizes.h" 1 3 4
# 142 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/time64.h" 1 3 4
# 143 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4


typedef unsigned long int __dev_t;
typedef unsigned int __uid_t;
typedef unsigned int __gid_t;
typedef unsigned long int __ino_t;
typedef unsigned long int __ino64_t;
typedef unsigned int __mode_t;
typedef unsigned long int __nlink_t;
typedef long int __off_t;
typedef long int __off64_t;
typedef int __pid_t;
typedef struct { int __val[2]; } __fsid_t;
typedef long int __clock_t;
typedef unsigned long int __rlim_t;
typedef unsigned long int __rlim64_t;
typedef unsigned int __id_t;
typedef long int __time_t;
typedef unsigned int __useconds_t;
typedef long int __suseconds_t;

typedef int __daddr_t;
typedef int __key_t;


typedef int __clockid_t;


typedef void * __timer_t;


typedef long int __blksize_t;




typedef long int __blkcnt_t;
typedef long int __blkcnt64_t;


typedef unsigned long int __fsblkcnt_t;
typedef unsigned long int __fsblkcnt64_t;


typedef unsigned long int __fsfilcnt_t;
typedef unsigned long int __fsfilcnt64_t;


typedef long int __fsword_t;

typedef long int __ssize_t;


typedef long int __syscall_slong_t;

typedef unsigned long int __syscall_ulong_t;



typedef __off64_t __loff_t;
typedef char *__caddr_t;


typedef long int __intptr_t;


typedef unsigned int __socklen_t;




typedef int __sig_atomic_t;
# 39 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__fpos_t.h" 1 3 4




# 1 "/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h" 1 3 4
# 13 "/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h" 3 4
typedef struct
{
  int __count;
  union
  {
    unsigned int __wch;
    char __wchb[4];
  } __value;
} __mbstate_t;
# 6 "/usr/include/x86_64-linux-gnu/bits/types/__fpos_t.h" 2 3 4




typedef struct _G_fpos_t
{
  __off_t __pos;
  __mbstate_t __state;
} __fpos_t;
# 40 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__fpos64_t.h" 1 3 4
# 10 "/usr/include/x86_64-linux-gnu/bits/types/__fpos64_t.h" 3 4
typedef struct _G_fpos64_t
{
  __off64_t __pos;
  __mbstate_t __state;
} __fpos64_t;
# 41 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__FILE.h" 1 3 4



struct _IO_FILE;
typedef struct _IO_FILE __FILE;
# 42 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/FILE.h" 1 3 4



struct _IO_FILE;


typedef struct _IO_FILE FILE;
# 43 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/struct_FILE.h" 1 3 4
# 35 "/usr/include/x86_64-linux-gnu/bits/types/struct_FILE.h" 3 4
struct _IO_FILE;
struct _IO_marker;
struct _IO_codecvt;
struct _IO_wide_data;




typedef void _IO_lock_t;





struct _IO_FILE
{
  int _flags;


  char *_IO_read_ptr;
  char *_IO_read_end;
  char *_IO_read_base;
  char *_IO_write_base;
  char *_IO_write_ptr;
  char *_IO_write_end;
  char *_IO_buf_base;
  char *_IO_buf_end;


  char *_IO_save_base;
  char *_IO_backup_base;
  char *_IO_save_end;

  struct _IO_marker *_markers;

  struct _IO_FILE *_chain;

  int _fileno;
  int _flags2;
  __off_t _old_offset;


  unsigned short _cur_column;
  signed char _vtable_offset;
  char _shortbuf[1];

  _IO_lock_t *_lock;







  __off64_t _offset;

  struct _IO_codecvt *_codecvt;
  struct _IO_wide_data *_wide_data;
  struct _IO_FILE *_freeres_list;
  void *_freeres_buf;
  size_t __pad5;
  int _mode;

  char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];
};
# 44 "/usr/include/stdio.h" 2 3 4


# 1 "/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h" 1 3 4
# 27 "/usr/include/x86_64-linux-gnu/bits/types/cookie_io_functions_t.h" 3 4
typedef __ssize_t cookie_read_function_t (void *__cookie, char *__buf,
                                          size_t __nbytes);







typedef __ssize_t cookie_write_function_t (void *__cookie, const char *__buf,
                                           size_t __nbytes);







typedef int cookie_seek_function_t (void *__cookie, __off64_t *__pos, int __w);


typedef int cookie_close_function_t (void *__cookie);






typedef struct _IO_cookie_io_functions_t
{
  cookie_read_function_t *read;
  cookie_write_function_t *write;
  cookie_seek_function_t *seek;
  cookie_close_function_t *close;
} cookie_io_functions_t;
# 47 "/usr/include/stdio.h" 2 3 4





typedef __gnuc_va_list va_list;
# 63 "/usr/include/stdio.h" 3 4
typedef __off_t off_t;






typedef __off64_t off64_t;






typedef __ssize_t ssize_t;






typedef __fpos_t fpos_t;




typedef __fpos64_t fpos64_t;
# 133 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/stdio_lim.h" 1 3 4
# 134 "/usr/include/stdio.h" 2 3 4



extern FILE *stdin;
extern FILE *stdout;
extern FILE *stderr;






extern int remove (const char *__filename) __attribute__ ((__nothrow__ ));

extern int rename (const char *__old, const char *__new) __attribute__ ((__nothrow__ ));



extern int renameat (int __oldfd, const char *__old, int __newfd,
       const char *__new) __attribute__ ((__nothrow__ ));
# 164 "/usr/include/stdio.h" 3 4
extern int renameat2 (int __oldfd, const char *__old, int __newfd,
        const char *__new, unsigned int __flags) __attribute__ ((__nothrow__ ));







extern FILE *tmpfile (void) __attribute__ ((__warn_unused_result__));
# 183 "/usr/include/stdio.h" 3 4
extern FILE *tmpfile64 (void) __attribute__ ((__warn_unused_result__));



extern char *tmpnam (char *__s) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));




extern char *tmpnam_r (char *__s) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));
# 204 "/usr/include/stdio.h" 3 4
extern char *tempnam (const char *__dir, const char *__pfx)
     __attribute__ ((__nothrow__ )) __attribute__ ((__malloc__)) __attribute__ ((__warn_unused_result__));







extern int fclose (FILE *__stream);




extern int fflush (FILE *__stream);
# 227 "/usr/include/stdio.h" 3 4
extern int fflush_unlocked (FILE *__stream);
# 237 "/usr/include/stdio.h" 3 4
extern int fcloseall (void);
# 246 "/usr/include/stdio.h" 3 4
extern FILE *fopen (const char *__restrict __filename,
      const char *__restrict __modes) __attribute__ ((__warn_unused_result__));




extern FILE *freopen (const char *__restrict __filename,
        const char *__restrict __modes,
        FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
# 270 "/usr/include/stdio.h" 3 4
extern FILE *fopen64 (const char *__restrict __filename,
        const char *__restrict __modes) __attribute__ ((__warn_unused_result__));
extern FILE *freopen64 (const char *__restrict __filename,
   const char *__restrict __modes,
   FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));




extern FILE *fdopen (int __fd, const char *__modes) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));





extern FILE *fopencookie (void *__restrict __magic_cookie,
     const char *__restrict __modes,
     cookie_io_functions_t __io_funcs) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));




extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
  __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));




extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));





extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __attribute__ ((__nothrow__ ));



extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
      int __modes, size_t __n) __attribute__ ((__nothrow__ ));




extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
         size_t __size) __attribute__ ((__nothrow__ ));


extern void setlinebuf (FILE *__stream) __attribute__ ((__nothrow__ ));







extern int fprintf (FILE *__restrict __stream,
      const char *__restrict __format, ...);




extern int printf (const char *__restrict __format, ...);

extern int sprintf (char *__restrict __s,
      const char *__restrict __format, ...) __attribute__ ((__nothrow__));





extern int vfprintf (FILE *__restrict __s, const char *__restrict __format,
       __gnuc_va_list __arg);




extern int vprintf (const char *__restrict __format, __gnuc_va_list __arg);

extern int vsprintf (char *__restrict __s, const char *__restrict __format,
       __gnuc_va_list __arg) __attribute__ ((__nothrow__));



extern int snprintf (char *__restrict __s, size_t __maxlen,
       const char *__restrict __format, ...)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 4)));

extern int vsnprintf (char *__restrict __s, size_t __maxlen,
        const char *__restrict __format, __gnuc_va_list __arg)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 0)));





extern int vasprintf (char **__restrict __ptr, const char *__restrict __f,
        __gnuc_va_list __arg)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 0))) __attribute__ ((__warn_unused_result__));
extern int __asprintf (char **__restrict __ptr,
         const char *__restrict __fmt, ...)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3))) __attribute__ ((__warn_unused_result__));
extern int asprintf (char **__restrict __ptr,
       const char *__restrict __fmt, ...)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3))) __attribute__ ((__warn_unused_result__));




extern int vdprintf (int __fd, const char *__restrict __fmt,
       __gnuc_va_list __arg)
     __attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, const char *__restrict __fmt, ...)
     __attribute__ ((__format__ (__printf__, 2, 3)));







extern int fscanf (FILE *__restrict __stream,
     const char *__restrict __format, ...) __attribute__ ((__warn_unused_result__));




extern int scanf (const char *__restrict __format, ...) __attribute__ ((__warn_unused_result__));

extern int sscanf (const char *__restrict __s,
     const char *__restrict __format, ...) __attribute__ ((__nothrow__ ));






extern int fscanf (FILE *__restrict __stream, const char *__restrict __format, ...) __asm__ ("" "__isoc99_fscanf") __attribute__ ((__warn_unused_result__));


extern int scanf (const char *__restrict __format, ...) __asm__ ("" "__isoc99_scanf") __attribute__ ((__warn_unused_result__));

extern int sscanf (const char *__restrict __s, const char *__restrict __format, ...) __asm__ ("" "__isoc99_sscanf") __attribute__ ((__nothrow__ ));
# 432 "/usr/include/stdio.h" 3 4
extern int vfscanf (FILE *__restrict __s, const char *__restrict __format,
      __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 2, 0))) __attribute__ ((__warn_unused_result__));





extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 1, 0))) __attribute__ ((__warn_unused_result__));


extern int vsscanf (const char *__restrict __s,
      const char *__restrict __format, __gnuc_va_list __arg)
     __attribute__ ((__nothrow__ )) __attribute__ ((__format__ (__scanf__, 2, 0)));




extern int vfscanf (FILE *__restrict __s, const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vfscanf")



     __attribute__ ((__format__ (__scanf__, 2, 0))) __attribute__ ((__warn_unused_result__));
extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vscanf")

     __attribute__ ((__format__ (__scanf__, 1, 0))) __attribute__ ((__warn_unused_result__));
extern int vsscanf (const char *__restrict __s, const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vsscanf") __attribute__ ((__nothrow__ ))



     __attribute__ ((__format__ (__scanf__, 2, 0)));
# 485 "/usr/include/stdio.h" 3 4
extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);





extern int getchar (void);






extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
# 510 "/usr/include/stdio.h" 3 4
extern int fgetc_unlocked (FILE *__stream);
# 521 "/usr/include/stdio.h" 3 4
extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);





extern int putchar (int __c);
# 537 "/usr/include/stdio.h" 3 4
extern int fputc_unlocked (int __c, FILE *__stream);







extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);






extern int getw (FILE *__stream);


extern int putw (int __w, FILE *__stream);







extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
     __attribute__ ((__warn_unused_result__));
# 587 "/usr/include/stdio.h" 3 4
extern char *fgets_unlocked (char *__restrict __s, int __n,
        FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
# 603 "/usr/include/stdio.h" 3 4
extern __ssize_t __getdelim (char **__restrict __lineptr,
                             size_t *__restrict __n, int __delimiter,
                             FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern __ssize_t getdelim (char **__restrict __lineptr,
                           size_t *__restrict __n, int __delimiter,
                           FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));







extern __ssize_t getline (char **__restrict __lineptr,
                          size_t *__restrict __n,
                          FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));







extern int fputs (const char *__restrict __s, FILE *__restrict __stream);





extern int puts (const char *__s);






extern int ungetc (int __c, FILE *__stream);






extern size_t fread (void *__restrict __ptr, size_t __size,
       size_t __n, FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));




extern size_t fwrite (const void *__restrict __ptr, size_t __size,
        size_t __n, FILE *__restrict __s);
# 662 "/usr/include/stdio.h" 3 4
extern int fputs_unlocked (const char *__restrict __s,
      FILE *__restrict __stream);
# 673 "/usr/include/stdio.h" 3 4
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
         size_t __n, FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
          size_t __n, FILE *__restrict __stream);







extern int fseek (FILE *__stream, long int __off, int __whence);




extern long int ftell (FILE *__stream) __attribute__ ((__warn_unused_result__));




extern void rewind (FILE *__stream);
# 707 "/usr/include/stdio.h" 3 4
extern int fseeko (FILE *__stream, __off_t __off, int __whence);




extern __off_t ftello (FILE *__stream) __attribute__ ((__warn_unused_result__));
# 731 "/usr/include/stdio.h" 3 4
extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);




extern int fsetpos (FILE *__stream, const fpos_t *__pos);
# 750 "/usr/include/stdio.h" 3 4
extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence);
extern __off64_t ftello64 (FILE *__stream) __attribute__ ((__warn_unused_result__));
extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos);
extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos);



extern void clearerr (FILE *__stream) __attribute__ ((__nothrow__ ));

extern int feof (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));

extern int ferror (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));



extern void clearerr_unlocked (FILE *__stream) __attribute__ ((__nothrow__ ));
extern int feof_unlocked (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));
extern int ferror_unlocked (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));







extern void perror (const char *__s);





# 1 "/usr/include/x86_64-linux-gnu/bits/sys_errlist.h" 1 3 4
# 26 "/usr/include/x86_64-linux-gnu/bits/sys_errlist.h" 3 4
extern int sys_nerr;
extern const char *const sys_errlist[];


extern int _sys_nerr;
extern const char *const _sys_errlist[];
# 782 "/usr/include/stdio.h" 2 3 4




extern int fileno (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));




extern int fileno_unlocked (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));
# 800 "/usr/include/stdio.h" 3 4
extern FILE *popen (const char *__command, const char *__modes) __attribute__ ((__warn_unused_result__));





extern int pclose (FILE *__stream);





extern char *ctermid (char *__s) __attribute__ ((__nothrow__ ));





extern char *cuserid (char *__s);




struct obstack;


extern int obstack_printf (struct obstack *__restrict __obstack,
      const char *__restrict __format, ...)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3)));
extern int obstack_vprintf (struct obstack *__restrict __obstack,
       const char *__restrict __format,
       __gnuc_va_list __args)
     __attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 0)));







extern void flockfile (FILE *__stream) __attribute__ ((__nothrow__ ));



extern int ftrylockfile (FILE *__stream) __attribute__ ((__nothrow__ )) __attribute__ ((__warn_unused_result__));


extern void funlockfile (FILE *__stream) __attribute__ ((__nothrow__ ));
# 858 "/usr/include/stdio.h" 3 4
extern int __uflow (FILE *);
extern int __overflow (FILE *, int);




# 1 "/usr/include/x86_64-linux-gnu/bits/stdio.h" 1 3 4
# 46 "/usr/include/x86_64-linux-gnu/bits/stdio.h" 3 4
extern __inline __attribute__ ((__gnu_inline__)) int
getchar (void)
{
  return getc (stdin);
}




extern __inline __attribute__ ((__gnu_inline__)) int
fgetc_unlocked (FILE *__fp)
{
  return (__builtin_expect (((__fp)->_IO_read_ptr >= (__fp)->_IO_read_end), 0) ? __uflow (__fp) : *(unsigned char *) (__fp)->_IO_read_ptr++);
}





extern __inline __attribute__ ((__gnu_inline__)) int
getc_unlocked (FILE *__fp)
{
  return (__builtin_expect (((__fp)->_IO_read_ptr >= (__fp)->_IO_read_end), 0) ? __uflow (__fp) : *(unsigned char *) (__fp)->_IO_read_ptr++);
}


extern __inline __attribute__ ((__gnu_inline__)) int
getchar_unlocked (void)
{
  return (__builtin_expect (((stdin)->_IO_read_ptr >= (stdin)->_IO_read_end), 0) ? __uflow (stdin) : *(unsigned char *) (stdin)->_IO_read_ptr++);
}




extern __inline __attribute__ ((__gnu_inline__)) int
putchar (int __c)
{
  return putc (__c, stdout);
}




extern __inline __attribute__ ((__gnu_inline__)) int
fputc_unlocked (int __c, FILE *__stream)
{
  return (__builtin_expect (((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end), 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}





extern __inline __attribute__ ((__gnu_inline__)) int
putc_unlocked (int __c, FILE *__stream)
{
  return (__builtin_expect (((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end), 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}


extern __inline __attribute__ ((__gnu_inline__)) int
putchar_unlocked (int __c)
{
  return (__builtin_expect (((stdout)->_IO_write_ptr >= (stdout)->_IO_write_end), 0) ? __overflow (stdout, (unsigned char) (__c)) : (unsigned char) (*(stdout)->_IO_write_ptr++ = (__c)));
}





extern __inline __attribute__ ((__gnu_inline__)) __ssize_t
getline (char **__lineptr, size_t *__n, FILE *__stream)
{
  return __getdelim (__lineptr, __n, '\n', __stream);
}





extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) feof_unlocked (FILE *__stream)
{
  return (((__stream)->_flags & 0x0010) != 0);
}


extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) ferror_unlocked (FILE *__stream)
{
  return (((__stream)->_flags & 0x0020) != 0);
}
# 865 "/usr/include/stdio.h" 2 3 4


# 1 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 1 3 4
# 26 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern int __sprintf_chk (char *__restrict __s, int __flag, size_t __slen,
     const char *__restrict __format, ...) __attribute__ ((__nothrow__ ));
extern int __vsprintf_chk (char *__restrict __s, int __flag, size_t __slen,
      const char *__restrict __format,
      __gnuc_va_list __ap) __attribute__ ((__nothrow__ ));
# 45 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) vsprintf (char *__restrict __s, const char *__restrict __fmt, __gnuc_va_list __ap)

{
  return __builtin___vsprintf_chk (__s, 2 - 1,
       __builtin_object_size (__s, 2 > 1), __fmt, __ap);
}



extern int __snprintf_chk (char *__restrict __s, size_t __n, int __flag,
      size_t __slen, const char *__restrict __format,
      ...) __attribute__ ((__nothrow__ ));
extern int __vsnprintf_chk (char *__restrict __s, size_t __n, int __flag,
       size_t __slen, const char *__restrict __format,
       __gnuc_va_list __ap) __attribute__ ((__nothrow__ ));
# 76 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) vsnprintf (char *__restrict __s, size_t __n, const char *__restrict __fmt, __gnuc_va_list __ap)

{
  return __builtin___vsnprintf_chk (__s, __n, 2 - 1,
        __builtin_object_size (__s, 2 > 1), __fmt, __ap);
}





extern int __fprintf_chk (FILE *__restrict __stream, int __flag,
     const char *__restrict __format, ...);
extern int __printf_chk (int __flag, const char *__restrict __format, ...);
extern int __vfprintf_chk (FILE *__restrict __stream, int __flag,
      const char *__restrict __format, __gnuc_va_list __ap);
extern int __vprintf_chk (int __flag, const char *__restrict __format,
     __gnuc_va_list __ap);
# 116 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
vprintf (const char *__restrict __fmt, __gnuc_va_list __ap)
{

  return __vfprintf_chk (stdout, 2 - 1, __fmt, __ap);



}

extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
vfprintf (FILE *__restrict __stream,
   const char *__restrict __fmt, __gnuc_va_list __ap)
{
  return __vfprintf_chk (__stream, 2 - 1, __fmt, __ap);
}


extern int __dprintf_chk (int __fd, int __flag, const char *__restrict __fmt,
     ...) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int __vdprintf_chk (int __fd, int __flag,
      const char *__restrict __fmt, __gnuc_va_list __arg)
     __attribute__ ((__format__ (__printf__, 3, 0)));
# 152 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
vdprintf (int __fd, const char *__restrict __fmt, __gnuc_va_list __ap)
{
  return __vdprintf_chk (__fd, 2 - 1, __fmt, __ap);
}




extern int __asprintf_chk (char **__restrict __ptr, int __flag,
      const char *__restrict __fmt, ...)
     __attribute__ ((__nothrow__ )) __attribute__ ((__format__ (__printf__, 3, 4))) __attribute__ ((__warn_unused_result__));
extern int __vasprintf_chk (char **__restrict __ptr, int __flag,
       const char *__restrict __fmt, __gnuc_va_list __arg)
     __attribute__ ((__nothrow__ )) __attribute__ ((__format__ (__printf__, 3, 0))) __attribute__ ((__warn_unused_result__));
extern int __obstack_printf_chk (struct obstack *__restrict __obstack,
     int __flag, const char *__restrict __format,
     ...)
     __attribute__ ((__nothrow__ )) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int __obstack_vprintf_chk (struct obstack *__restrict __obstack,
      int __flag,
      const char *__restrict __format,
      __gnuc_va_list __args)
     __attribute__ ((__nothrow__ )) __attribute__ ((__format__ (__printf__, 3, 0)));
# 209 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) vasprintf (char **__restrict __ptr, const char *__restrict __fmt, __gnuc_va_list __ap)

{
  return __vasprintf_chk (__ptr, 2 - 1, __fmt, __ap);
}

extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) int
__attribute__ ((__nothrow__ )) obstack_vprintf (struct obstack *__restrict __obstack, const char *__restrict __fmt, __gnuc_va_list __ap)

{
  return __obstack_vprintf_chk (__obstack, 2 - 1, __fmt,
    __ap);
}
# 243 "/usr/include/x86_64-linux-gnu/bits/stdio2.h" 3 4
extern char *__fgets_chk (char *__restrict __s, size_t __size, int __n,
     FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern char *__fgets_alias (char *__restrict __s, int __n, FILE *__restrict __stream) __asm__ ("" "fgets") __attribute__ ((__warn_unused_result__));


extern char *__fgets_chk_warn (char *__restrict __s, size_t __size, int __n, FILE *__restrict __stream) __asm__ ("" "__fgets_chk")


     __attribute__ ((__warn_unused_result__)) ;


extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) __attribute__ ((__warn_unused_result__)) char *
fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
{
  if (__builtin_object_size (__s, 2 > 1) != (size_t) -1)
    {
      if (!__builtin_constant_p (__n) || __n <= 0)
 return __fgets_chk (__s, __builtin_object_size (__s, 2 > 1), __n, __stream);

      if ((size_t) __n > __builtin_object_size (__s, 2 > 1))
 return __fgets_chk_warn (__s, __builtin_object_size (__s, 2 > 1), __n, __stream);
    }
  return __fgets_alias (__s, __n, __stream);
}

extern size_t __fread_chk (void *__restrict __ptr, size_t __ptrlen,
      size_t __size, size_t __n,
      FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern size_t __fread_alias (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __stream) __asm__ ("" "fread") __attribute__ ((__warn_unused_result__));



extern size_t __fread_chk_warn (void *__restrict __ptr, size_t __ptrlen, size_t __size, size_t __n, FILE *__restrict __stream) __asm__ ("" "__fread_chk")




     __attribute__ ((__warn_unused_result__)) ;


extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) __attribute__ ((__warn_unused_result__)) size_t
fread (void *__restrict __ptr, size_t __size, size_t __n,
       FILE *__restrict __stream)
{
  if (__builtin_object_size (__ptr, 0) != (size_t) -1)
    {
      if (!__builtin_constant_p (__size)
   || !__builtin_constant_p (__n)
   || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2)))
 return __fread_chk (__ptr, __builtin_object_size (__ptr, 0), __size, __n, __stream);

      if (__size * __n > __builtin_object_size (__ptr, 0))
 return __fread_chk_warn (__ptr, __builtin_object_size (__ptr, 0), __size, __n, __stream);
    }
  return __fread_alias (__ptr, __size, __n, __stream);
}


extern char *__fgets_unlocked_chk (char *__restrict __s, size_t __size,
       int __n, FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern char *__fgets_unlocked_alias (char *__restrict __s, int __n, FILE *__restrict __stream) __asm__ ("" "fgets_unlocked") __attribute__ ((__warn_unused_result__));


extern char *__fgets_unlocked_chk_warn (char *__restrict __s, size_t __size, int __n, FILE *__restrict __stream) __asm__ ("" "__fgets_unlocked_chk")


     __attribute__ ((__warn_unused_result__)) ;


extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) __attribute__ ((__warn_unused_result__)) char *
fgets_unlocked (char *__restrict __s, int __n, FILE *__restrict __stream)
{
  if (__builtin_object_size (__s, 2 > 1) != (size_t) -1)
    {
      if (!__builtin_constant_p (__n) || __n <= 0)
 return __fgets_unlocked_chk (__s, __builtin_object_size (__s, 2 > 1), __n, __stream);

      if ((size_t) __n > __builtin_object_size (__s, 2 > 1))
 return __fgets_unlocked_chk_warn (__s, __builtin_object_size (__s, 2 > 1), __n, __stream);
    }
  return __fgets_unlocked_alias (__s, __n, __stream);
}




extern size_t __fread_unlocked_chk (void *__restrict __ptr, size_t __ptrlen,
        size_t __size, size_t __n,
        FILE *__restrict __stream) __attribute__ ((__warn_unused_result__));
extern size_t __fread_unlocked_alias (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __stream) __asm__ ("" "fread_unlocked") __attribute__ ((__warn_unused_result__));



extern size_t __fread_unlocked_chk_warn (void *__restrict __ptr, size_t __ptrlen, size_t __size, size_t __n, FILE *__restrict __stream) __asm__ ("" "__fread_unlocked_chk")




     __attribute__ ((__warn_unused_result__)) ;


extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__)) __attribute__ ((__warn_unused_result__)) size_t
fread_unlocked (void *__restrict __ptr, size_t __size, size_t __n,
  FILE *__restrict __stream)
{
  if (__builtin_object_size (__ptr, 0) != (size_t) -1)
    {
      if (!__builtin_constant_p (__size)
   || !__builtin_constant_p (__n)
   || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2)))
 return __fread_unlocked_chk (__ptr, __builtin_object_size (__ptr, 0), __size, __n,
         __stream);

      if (__size * __n > __builtin_object_size (__ptr, 0))
 return __fread_unlocked_chk_warn (__ptr, __builtin_object_size (__ptr, 0), __size, __n,
       __stream);
    }


  if (__builtin_constant_p (__size)
      && __builtin_constant_p (__n)
      && (__size | __n) < (((size_t) 1) << (8 * sizeof (size_t) / 2))
      && __size * __n <= 8)
    {
      size_t __cnt = __size * __n;
      char *__cptr = (char *) __ptr;
      if (__cnt == 0)
 return 0;

      for (; __cnt > 0; --__cnt)
 {
   int __c = getc_unlocked (__stream);
   if (__c == (-1))
     break;
   *__cptr++ = __c;
 }
      return (__cptr - (char *) __ptr) / __size;
    }

  return __fread_unlocked_alias (__ptr, __size, __n, __stream);
}
# 868 "/usr/include/stdio.h" 2 3 4
# 3 "src.c" 2
 int main(void) { _snprintf((void*)0, 0, " "); return 0; }