#include <iostream>
using namespace std;
bool Jud(int year) {
return (year % 4 == 0 && year % 100 != 0) || (year % 400 == 0);
}
const int Pm[12] = { 31,28,31,30,31,30,31,31,30,31,30,31 };
const int Rm[12] = { 31,29,31,30,31,30,31,31,30,31,30,31 };
int main() {
int y, n;
...