Question

在c语言中怎样设计程序使程序自动退出，比如输入密码3次错误后自动退出那种。求详细代码和解释拜托各位大

Answer 1

#include<iostream> using namespace std; const char psw[10]="password"; int cnt; int main() { cnt=3; char t[10]; while(1) { if(cnt==0) { cout<<"3 times password wrong! programe will exit!"<<endl; exit(0); } cout<<"enter password("<<4-cnt<<"):"<<endl; cin>>t; if(strcmp(t,psw)==0)break; else cnt--; } cout<<"yes you are right!"<<endl; return 0; }