3.代码示例
#include<iostream>
using namespace std;
int main(){
int a1,a2,a3,a4,s,m;
for(a1=0;a1<=9;a1++){
for(a3=0;a3<=9;a3++){
if(a1!=a3){
s=a1*1000+a1*100+a3*10+a3;
//cout<<s<<" ";
for(m=31;m<99;m++){
if(m*m==s){
cout<<"车牌号为："<<s;
}
}
}
}
}
return 0;
}
4.输出截图
标签：std,示例,int,Day4,a1,main From： https://www.cnblogs.com/cream867/p/17321573.html