---

#include <iostream>
using namespace std;
int main()
{
    int x ;
    while(cin>>x)
    {
     if(x%4 == 0 && x%100 !=0 && x%400 != 0)
     cout<<"閏年"<<endl;
    
     else
     cout<<"平年"<<endl;}
     system("pause");
     return 0;
     }   

---

拿掉       system("pause");