#pragma once

#include <stddef.h>

void *memcpy(void *destination, const void *source, size_t num);

void *memmove(void *destination, const void *source, size_t num);

int memcmp(const void *ptr1, const void *ptr2, size_t num);

void *memset(void *ptr, int value, size_t num);

int strlen(const char *str);

char *strcpy(char *destination, const char *source);