解题思路:
注意事项:
参考代码:
#include <stdio.h>
int main(){
int a;
while(~scanf("%d", &a)){
switch(a/10){
case 10:
case 9: printf("A\n");break;
case 8: printf("B\n");break;
case 7: printf("C\n");break;
case 6: printf("D\n");break;
case 5: case 4: case 3: case 2: case 1: case 0: printf("E\n");break;
default: printf("Score is error!\n");break;
}
}
return 0;
}
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