大一新生

#include <stdio.h>

int main() {
    int http_num;
    while (scanf("%d", &http_num) != EOF) { 
        getchar();//吸收回车键
        switch (http_num)
        {
            case 200:printf("OK");
            printf("\n");
            break;
            case 202:printf("Accepted");
            printf("\n");
            break;
            case 400:printf("Bad Request");
            printf("\n");
            break;
            case 403:printf("Forbidden");
            printf("\n");
            break;
            case 404:printf("Not Found");
            printf("\n");
            break;
            case 500:printf("Internal Server Error");
            printf("\n");
            break;
            case 502:printf("Bad Gateway");
            printf("\n");
            break;
        }
    }
    return 0;
}