Submission

Score: 75

User: Trin1506

Problemset: ปฏิทินวันแม่

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-07 21:15:13

#include <bits/stdc++.h>
using namespace std;

int main() {
    int days[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
    int m, d;
    cin >> m >> d; 

    int sum = 0;

    if (m < 8) {
        for (int i = m; i < 8; i++) sum += days[i - 1];
        sum += 11; 
    } else if (m > 8) {
        for (int i = 8; i < m; i++) sum += days[i - 1];
        sum = -(sum + 11); 
    } else {
        sum = 11; 
    }

    int ans = ((d - 1 + sum) % 7 + 7) % 7 + 1;
    cout << ans;
    return 0;
}