#include <stdio.h> int main() { int year,mouth; while(scanf("%d %d",&year,&mouth)!=EOF) { int flag=0;//默认都不是闰年 if(year%400==0||year%4==0&&year%100!=0) flag=1; if(flag==1) { int arr[13]={0,31,29,31,30,31,30,31,31,30,31,30,31}; printf("%d\n",arr[mouth]); } els...
