90
A
C语言代码
// 成绩评定
#include <stdio.h>
int main(){
int score;
scanf("%d", &score);
switch( score/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;
default: printf("E\n");break;
}
return 0;
}
原文：https://www.cnblogs.com/cainiaoxuexi2017-ZYA/p/10957966.html