백준 17219번 (BOJ - 17219) : 라이브러리 안쓰고 풀기

#include typedef unsigned int u32; size_t mystrlen(char* src); void mystrcpy(char* dest, char* src); int mystrcmp(char* dest, char* src); size_t mystrlen(char* src) { char* p = src; size_t len = 0; while(*p) { p++; len++; } } void mystrcpy(char* dest, char* src) { char* dest_p = dest; char* src_p = src; while(*src_p) { *(dest_p++) = *(src_p++); } (*dest_p) = '\0'; } int mystrcmp(char* dest, char* src) { char* dest_p = dest; char* src_p = src; while(*dest_p && *src_p) { if (*(dest_p) < ...