123456789101112131415161718 |
- #include<bits/stdc++.h>
- using namespace std;
- int main() {
- int y, m, d;
- cin >> y >> m;
- if(m == 1 || m == 3 || m == 5 || m == 7 || m == 8 || m == 10 || m == 12) {
- d = 31;
- } else if(m == 4 || m == 6 || m == 9 || m == 11) {
- d = 30;
- } else if(y % 4 == 0 && y % 100 != 0 || y % 400 == 0) {
- d = 29;
- } else {
- d = 28;
- }
- cout << d;
- return 0;
- }
|