#ifndef STRING_H #define STRING_H #include int memcmp(const void*, const void*, size_t); void* memcpy(void* __restrict, const void* __restrict, size_t); void* memmove(void*, const void*, size_t); void* memset(void*, int, size_t); size_t strlen(const char*); char *strcat(char *dest, const char *src); char *strcpy(char *dest, const char *src); char *strtok(char *str, const char *delim); char *strrchr(const char *s, int c); int strcmp(const char* s1, const char* s2); #endif