#include <cstdio>
#include <cwchar>
#include <climits>
#if !defined (CHAR_BIT)
# error Missing CHAR_BIT definition.
#endif
#if (CHAR_BIT < 0)
# error Weird WCHAR_BIT value.
#endif
#if !defined (CHAR_MAX)
# error Missing CHAR_MAX definition.
#endif
#if !defined (CHAR_MIN)
# error Missing CHAR_MIN definition.
#endif
#if !(CHAR_MIN < CHAR_MAX)
# error Weird CHAR_MIN or CHAR_MAX macro values.
#endif
#if !defined (INT_MAX)
# error Missing INT_MAX definition.
#endif
#if !defined (INT_MIN)
# error Missing INT_MIN definition.
#endif
#if !(INT_MIN < INT_MAX)
# error Weird INT_MIN or INT_MAX macro values.
#endif
#if !defined (LONG_MAX)
# error Missing LONG_MAX definition.
#endif
#if !defined (LONG_MIN)
# error Missing LONG_MIN definition.
#endif
#if !(LONG_MIN < LONG_MAX)
# error Weird LONG_MIN or LONG_MAX macro values.
#endif
#if !defined (SCHAR_MAX)
# error Missing SCHAR_MAX definition.
#endif
#if !defined (SCHAR_MIN)
# error Missing SCHAR_MIN definition.
#endif
#if !(SCHAR_MIN < SCHAR_MAX)
# error Weird SCHAR_MIN or SCHAR_MAX macro values.
#endif
#if !defined (SHRT_MAX)
# error Missing SHRT_MAX definition.
#endif
#if !defined (SHRT_MIN)
# error Missing SHRT_MIN definition.
#endif
#if !(SHRT_MIN < SHRT_MAX)
# error Weird SHRT_MIN or SHRT_MAX macro values.
#endif
#if !defined (WCHAR_MIN)
# error Missing WCHAR_MIN definition.
#endif
#if !defined (WCHAR_MAX)
# error Missing WCHAR_MAX definition.
#endif
#if !(WCHAR_MIN < WCHAR_MAX)
# error Weird WCHAR_MIN or WCHAR_MAX macro value.
#endif
#if !defined (UCHAR_MAX)
# error Missing UCHAR_MAX definition.
#endif
#if (UCHAR_MAX < 0)
# error Weird UCHAR_MAX macro value.
#endif
#if !defined (UINT_MAX)
# error Missing UINT_MAX definition.
#endif
#if (UINT_MAX < 0)
# error Weird UINT_MAX macro value.
#endif
#if !defined (ULONG_MAX)
# error Missing ULONG_MAX definition.
#endif
#if (ULONG_MAX < 0)
# error Weird ULONG_MAX macro value.
#endif
#if !defined (USHRT_MAX)
# error Missing USHRT_MAX definition.
#endif
#if (USHRT_MAX < 0)
# error Weird USHRT_MAX macro value.
#endif