mcfx

#include<bits/stdc++.h>
#ifdef __SIZEOF_INT128__
typedef __uint128_t ulll;typedef __int128_t lll;
#define Fr128 I Fr&OP,(lll&x){RX;if(f)x=-x;RT}I OP lll(){lll x;TR}I Fr&OP,(ulll&x){RU;RT}I OP ulll(){ulll x;TR}
#define Fw128 I Fw&OP,(lll x){WI(39,ulll);RT}I Fw&OP,(ulll x){WU(39);RT}
#else
#define Fr128 
#define Fw128 
#endif
#define xx first

mcfx

#include <cstdio>
#include <cstring>
#include <tlhelp32.h>
#include <windows.h>

int getpid(const char *pname) {
  int pid = -1;
  HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  if (hSnapshot) {
    PROCESSENTRY32 pe32;

mcfx

import os

A = 'path_1'
B = 'path_2'


def walk(s):
    for x in sorted(set(os.listdir(A + s)) | set(os.listdir(B + s))):
        A_exist = os.path.exists(A + s + x)
        B_exist = os.path.exists(B + s + x)

mcfx

def cal(s):
    s = s.replace('/', '//')
    try:
        return eval(s)
    except:
        return None


def getx(a, b):  # 直接用 ~- 或者 -~ 把 a 变成 b
    va = cal(a)