题解 | 四季

#include <stdio.h>

int main() {
    int x;
    scanf("%d",&x);
    int y=x%100;
    switch(y){
        case 3:
        case 4:
        case 5:
        printf("spring");
        break;
        case 6:
        case 7:
        case 8:
        printf("summer");
        break;
        case 9:
        case 10:
        case 11:
        printf("autumn");
        break;
        default:
        printf("winter");
    }
    return 0;
}