#include<bits/stdc++.h>
using namespace std;
int l,L;
int vis = 0;
char a[100],b[100],f='\0';
void jiao();
void bing();
void cha();
int main()
{
int flag=0;
while(1)
{
cout<<"1******输入集合A和B*******"<<endl;
cout<<"2*******求集合A交B********"<<endl;
cout<<"3*******求集合A并B********"<<endl;
cout<<"4**
相关下载链接:
//download.csdn.net/download/m0_51276188/12960671?utm_source=bbsseo