Submission

Score: 100

User: nate213121

Problemset: คิดถึงแม่

Language: cpp

Time: 0.003 second

Submitted On: 2026-09-02 20:07:15

#include <bits/stdc++.h>

using namespace std;

int main()
{
    /*31st december
    august(31), september(30), october(31), november(30), december(31)
     back 19     back 30         back 31     back 30   back 31
    12th august*/
    int d;
    cin >> d;
    d--;
    cout << (((d - 141) % 7) + 7) % 7 + 1;
    return 0;
}