C++闰年问题

//输入某年某月,输出该月有几天

#include<bits/stdc++.h>

using namespace std;

int main()

{

    int y,m;

    cin>>y>>m;

    if(m==1||m==3||m==5||m==7||m==8||m==10||m==12)

    {

        cout<<31;

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        return 0;

    }

    if(m==4||m==6||m==9||m==11)

    {

        cout<<30;

        return 0;

    }

    bool flag=0;

    if((y%4==0&&y%100!=0)||y%400==0)

        cout<<29;

    else

        cout<<28;

    return 0;

}

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转载自blog.csdn.net/csdn_3011692917/article/details/79768378