HDU 2004 成绩转换（水题。。。）

成绩转换

Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 117386    Accepted Submission(s): 51505

Problem Description

输入一个百分制的成绩t，将其转换成对应的等级，具体转换规则如下：
90~100为A;
80~89为B;
70~79为C;
60~69为D;
0~59为E;

 

Input

输入数据有多组，每组占一行，由一个整数组成。

 

Output

对于每组输入数据，输出一行。如果输入数据不在0~100范围内，请输出一行：“Score is error!”。

 

Sample Input

5667100123

 

Sample Output

EDAScore is error!

 

Author

lcy

AC代码：

#include<iostream>#include<cstdlib>#include<cstdio>#include<cmath>#include<cstring>#include<string>#include<cstdlib>#include<algorithm>typedef long long LL;using namespace std;int main(){int t;while(scanf("%d",&t)!=EOF){if(t<0||t>100){printf("Score is error!\n");}else{t=t/10;switch(t){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;}