124 : 선택제어문-형성평가5

My Solution

#include<stdio.h>
int main(void){
    int mon;
    printf("월 을 입력하시오 : ");
    scanf("%d",&mon);
    switch(mon){
        case 1:
            printf("31"); break;
        case 2:
            printf("28"); break;
        case 3:
            printf("31"); break;
        case 4:
            printf("30"); break;
        case 5:
            printf("31"); break;
        case 6:
            printf("30"); break;
        case 7:
            printf("31"); break;
        case 8:
            printf("31"); break;
        case 9:
            printf("30"); break;
        case 10:
            printf("31"); break;
        case 11:
            printf("30"); break;
        case 12:
            printf("31"); break;
        default:
            printf("error");break;
    }
    return 0;
}