#include<iostream>
using namespace std;

int main(){
    int a,i;
    cin>>a;
    int k[a];
    for(i=0;i<a;i++){
                     int y=k[i];
                     if((y%4==0&&y%100>0)||(y%400==0))
                     cout<<"Case "<<i+1<<": a leap year"<<endl;
                     else
                     cout<<"Case "<<i+1<<": a normal year"<<endl;
                          }
                        
     system("pause");
     return 0;
     }

我是初學者~很多東西還不熟悉

麻煩好心人指點~謝謝ˇ

#include<iostream>
using namespace std;

int main(){
    int a,i;
    cin>>a;
    int k[a];
    for(i=0;i<a;i++){
                     cin>>k[i]; /*要讀取數再去判斷  輸入的值並不會存在宣告的陣列中 故要讀取*/
                     int y=k[i];
                     if((y%4==0&&y%100>0)||(y%400==0))
                     cout<<"Case "<<i+1<<": a leap year"<<endl;
                     else
                     cout<<"Case "<<i+1<<": a normal year"<<endl;
                          }
                        
     system("pause");  /* 這個可以不用 有return 0; 就夠了 */
     return 0;
     }