Submission

Score: 95

User: APNICHANAN

Problemset: ปฏิทินวันแม่

Language: c

Time: 0.002 second

Submitted On: 2025-09-30 05:35:06

#include <stdio.h>
int main()
{
    int d, m, sum = 0;
    int month[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
    scanf("%d %d", &m, &d);

    if (m <= 8)
    {
        for (int i = m - 1; i < 8; i++)
        {
            if (i == m - 1)
            {
                sum += month[i] - 1;
                continue;
            }
            else if (i == 7)
            {
                sum += 12;
                break;
            }
            sum += month[i];
        }
    }
    else if (m > 8)
    {
        for (int i = m - 1; i < 12; i++)
        {
            if (i == m - 1)
            {
                sum += month[i] - 1;
                continue;
            }
            sum += month[i];
        }
        for (int i = 0; i < 8; i++)
        {
            if (i == 0)
            {
                sum += month[i] - 1;
                continue;
            }
            else if (i == 7)
            {
                sum += 12;
                break;
            }
            sum += month[i];
        }
    }
    printf("%d", (sum + d) % 7);
}