闰年判断

/**
 * Desc： 输入年月求月份天数
 * Authors: hao.l
 * Date: 2016/10/17
 * Modify by:
 *
 */




#include <iostream>
#include <string>


using namespace std;


int getDays(int,int);


int main(){


   cout<<getDays(2016,10)<<endl;
   return 0;
}


int getDays(int year,int month){


    switch(month){
    case 1:
    case 3:
    case 5:
    case 7:
    case 8:
    case 10:
    case 12:
        return 31;
    case 4:
    case 6:
    case 9:
    case 11:
        return 30;
    case 2:
        // 能被4整除同时不能被100整除的或者被400整除的为闰年
        if(year%4==0 && year%100!=0 || year%400==0){
            return 29;
        }
        return 28;
    }


}