19 lines
674 B
C
19 lines
674 B
C
#pragma once
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#include "stdarg.h"
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#define islower(c) (('a' <= (c)) && ((c) <= 'z'))
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#define isupper(c) (('A' <= (c)) && ((c) <= 'Z'))
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#define isdigit(c) (('0' <= (c)) && ((c) <= '9'))
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#define isspace(c) (((c) == ' ') || ((c) == '\t') || \
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((c) == '\f') || ((c) == '\n') || \
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((c) == '\r') || ((c) == '\v'))
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#define isprint(c) ((' ' <= (c)) && ((c) <= '~'))
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int memcmp(const void *s1, const void *s2, size_t n);
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void *memcpy(void *dest, const void *src, size_t n);
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void *memset(void *s, int c, size_t n);
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char *itoa(int value, char *str, int base);
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void reverse(char s[]);
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int strlen(char s[]);
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int strcmp(char s1[], char s2[]);
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