//注意单词的拼写就可以了 #include<stdio.h> int main() { int n = 0; while (scanf("%d",&n)!=EOF) { if(n == 200) printf("OK\n"); else if (n == 202) printf("Accepted\n"); else if (n == 400) printf("Bad Request\n"); else if(n == 403) printf("Forbidden\n"); else if (n == 404) printf("Not Found\n"); else if(n == 500) printf("Internal Server Error\n"); else if (n == 502) printf("Bad Gateway\n"); }; return 0; }