2004.cpp

杭电 acm部分代码 有兴趣的可以下载 谢谢

#include<stdio.h>
void main()
{
    int a;
    while(scanf("%d",&a)!=EOF){
        if(a>=0&&a<=59)
            printf("E\n");
        else if(a>=60&&a<=69)
            printf("D\n");
        else if(a>=70&&a<=79)
            printf("C\n");
        else if(a>=80&&a<=89)
            printf("B\n");
        else if(a>=90&&a<=100)
            printf("A\n");
        else
            printf("Score is error!\n");
    }
}