Submission

Score: 75

User: kanin2208

Problemset: ปฏิทินวันแม่

Language: cpp

Time: 0.004 second

Submitted On: 2025-12-14 11:34:35

#include <iostream>
using namespace std;

int main() {
    int m, d;
    cin >> m >> d;
    
    int dayInMonth[13] = {
        0, 31, 28, 31, 30, 31, 30,
        31, 31, 30, 31, 30, 31
    };
    
    int diff = 0;
    
    if (m < 8) {
        for (int i = m; i < 8; i++)
            diff += dayInMonth[i];
        diff += 11;
        
        d = (d + diff) % 7;
    }
    else if (m > 8) {
        diff += 11;
        for (int i = 8; i < m; i++)
            diff += dayInMonth[i];
            
        d = (d - diff) % 7;
        if (d < 0) d += 7;
    }
    else {
        d = (d + 11) % 7;
    }
    
    if (d == 0) d = 7;
    cout << d;
    

    return 0;
}