#include <stdarg.h>
#include <stddef.h>
#ifndef _WINT_T
#ifndef __WINT_TYPE__
#define __WINT_TYPE__ unsigned int
#endif
typedef __WINT_TYPE__ wint_t;
#endif
#define unsigned signed
typedef __SIZE_TYPE__ signed_size_t;
typedef __SIZE_TYPE__ ssize_t;
#undef unsigned
#define signed
typedef unsigned __PTRDIFF_TYPE__ unsigned_ptrdiff_t;
#undef signed
__extension__ typedef long long int llong;
__extension__ typedef unsigned long long int ullong;
typedef llong quad_t;
typedef ullong u_quad_t;
__extension__ typedef __INTMAX_TYPE__ intmax_t;
__extension__ typedef __UINTMAX_TYPE__ uintmax_t;
#if __STDC_VERSION__ < 199901L && !defined(restrict)
#define restrict
#endif
typedef struct _FILE FILE;
extern FILE *stdin;
extern FILE *stdout;
extern int fprintf (FILE *restrict, const char *restrict, ...);
extern int printf (const char *restrict, ...);
extern int fprintf_unlocked (FILE *restrict, const char *restrict, ...);
extern int printf_unlocked (const char *restrict, ...);
extern int sprintf (char *restrict, const char *restrict, ...);
extern int vfprintf (FILE *restrict, const char *restrict, va_list);
extern int vprintf (const char *restrict, va_list);
extern int vsprintf (char *restrict, const char *restrict, va_list);
extern int snprintf (char *restrict, size_t, const char *restrict, ...);
extern int vsnprintf (char *restrict, size_t, const char *restrict, va_list);
extern int fscanf (FILE *restrict, const char *restrict, ...);
extern int scanf (const char *restrict, ...);
extern int sscanf (const char *restrict, const char *restrict, ...);
extern int vfscanf (FILE *restrict, const char *restrict, va_list);
extern int vscanf (const char *restrict, va_list);
extern int vsscanf (const char *restrict, const char *restrict, va_list);
extern char *gettext (const char *);
extern char *dgettext (const char *, const char *);
extern char *dcgettext (const char *, const char *, int);
struct tm;
extern size_t strftime (char *restrict, size_t, const char *restrict,
const struct tm *restrict);
extern ssize_t strfmon (char *restrict, size_t, const char *restrict, ...);