1. intro 2. code 및 분석 2.1. code 2.1.1. main int __cdecl main(int argc, const char **argv, const char **envp) { char v4[256]; // [rsp+20h] [rbp-118h] BYREF memset(v4, 0, sizeof(v4)); printf("Input : ", argv, envp); scanf("%256s", v4); if ( check(v4) ) puts("Correct"); else puts("Wrong"); return 0; } 2.1.2. check __int64 __fastcall check(__int64 a1) { int i; // [rsp+0h] [rbp-18h] for ( i = 0; i < ..