* strlen 문자열 길이 계산size_t strlen( const char *str); https://learn.microsoft.com/ko-kr/cpp/c-runtime-library/reference/strlen-wcslen-mbslen-mbslen-l-mbstrlen-mbstrlen-l?view=msvc-170 strlen, wcslen, _mbslen, _mbslen_l, _mbstrlen, _mbstrlen_l자세한 정보: strlen, wcslen, _mbslen, _mbslen_l, _mbstrlen, _mbstrlen_llearn.microsoft.com str : 대상 문자열 #include size_t strlen(const char* str){ int strLen = 0; w..