Submission

Score: 70

User: Some1258

Problemset: ปฏิทินวันแม่

Language: cpp

Time: 0.002 second

Submitted On: 2026-07-21 09:15:40

#include<bits/stdc++.h>
using namespace std;
int main(){
    int m,d;
    cin>>m>>d;
    int months[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
    if(m<8){
        int sum=months[m]-1;
        for(int i=m+1;i<8;i++){
            sum+=months[i];
        }
        sum+=12;
        sum%=7;
        cout<<(d+sum)%7;
    }else{
        int sum=months[m]-1;
        for(int i=m-1;i>8;i--){
            sum+=months[i];
        }
        sum+=18;
        sum%=7;
        cout<<((sum-d)%7+7)%7;
    }
}