Submission

Score: 80

User: fotonoi

Problemset: ปฏิทินวันแม่

Language: c

Time: 0.002 second

Submitted On: 2025-10-10 21:57:45

#include<stdio.h>
int main(){
    int m,d;
    scanf("%d",&m);
    scanf("%d",&d);
    int sumday=0;
    int arr[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
    if(m>8){
        for(int i=8;i<m;i++){
            sumday=sumday+arr[i];
        }
        sumday=sumday-19;
    }else if(m<8){
        for(int i=m;i<8;i++){
            sumday=sumday+arr[i];
        }
        sumday=sumday+12-1;
    }
d=(d+sumday)%7;
    printf("%d",d);
    return 0;
}