Switch

#include 
int main()
{
    int m = 0;
    printf("请输入一个月份(1~12):");
    scanf("%d",&m);
    switch(m) {
        case 1:
            printf("January\n");
            break;
        case 2:
            printf("February\n");
            break;   
        case 3:
            printf("March\n");
            break; 
        case 4:
            printf("April\n");
            break;  
        case 5:
            printf("May \n");
            break; 
        case 6:
            printf("June \n");
            break; 
        case 7:
            printf("July\n");
            break;  
        case 8:
            printf("August \n");
            break; 
        case 9:
            printf("September \n");
            break; 
        case 10:
            printf("October \n");
            break;  
        case 11:
            printf("November \n");
            break;
        case 12:
            printf("December\n");
            break;
        default:
            printf("Error \n");
            break;
    }
    return 0;
}