#include <stdio.h>
int main() {
int a = 0;
while(scanf("%d",&a)!=EOF)
{
switch (a)
{
case 200:
printf("OK\n");
break;
case 202:
printf("Accepted\n");
break;
case 400:
printf("Bad Request\n");
break;
case 403:
printf("Forbidden\n");
break;
case 404:
printf("Not Found\n");
break;
case 500:
printf("Internal Server Error\n");
break;
case 502:
printf("Bad Gateway\n");
break;
}
}
return 0;
}