#include <iostream>
using namespace std;
typedef struct Time {
int year;
int month;
int day;
}Time;
int a[13] = { 0,31,28,31,30,31,30,31,31,30,31,30,31 };//平年
int b[13] = { 0,31,29,31,30,31,30,31,31,30,31,30,31 };//闰年
int main() {
Time time;
int sum = 0;
while (c...