今天星期几问题

L7662333

于 2023-04-03 17:13:27 发布

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文章标签： java 算法数据结构

本文链接：https://blog.youkuaiyun.com/L7662333/article/details/129934484

版权

#include <stdio.h>

int main()
{
    int day;
    scanf("%d", &day);
    if (day < 1 || day > 31) 
    {
        printf("Error\n");
        return 0;
    }
    int weekday = (day + 2) % 7;
    switch (weekday)
    {
        case 0:
            printf("Sunday\n");
            break;
        case 1:
            printf("Monday\n");
            break;
        case 2:
            printf("Tuesday\n");
            break;
        case 3:
            printf("Wednesday\n");
            break;
        case 4:
            printf("Thursday\n");
            break;
        case 5:
            printf("Friday\n");
            break;
        case 6:
            printf("Saturday\n");
            break;
    }
    return 0;
}