#include <iostream>
using namespace std;
//显示菜单
void showMenu(){
cout<<"1.添加用户\n";
cout<<"2.显示用户\n";
cout<<"3.删除用户\n";
cout<<"4.查找指定用户\n";
cout<<"5.删除指定用户\n";
cout<<"6.清空用户\n";
cout<<"0.退出系统\n";
}
int main() {
// your code goes here
showMenu();
return 0;
}
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