#include<stdio.h> int my_runnian(int a) { if((a%400==0)||(a%100!=0&&a%4==0))//判断闰年 { return 1; } else { return 2; } } void test(int a,int b) { int arr[]={0,31,29,31,30,31,30,31,31,30,31,30,31}; int brr[]={0,31,28,31,30,31,30,31,31,30,31,3...