#include <stdio.h>
void grade(char g)
{
switch (g)
{
case 'A':
puts("Excellent");
break;
case 'B':
puts("Good");
break;
case 'C':
puts("Not so bad");
break;
case 'D':
puts("Could be worse");
break;
case 'E':
puts("Maybe next time");
break;
case 'F':
puts("No comment");
break;
default:
puts("Call a wild ACU");
break;
}
}