杭电ACM--2004成绩转换

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

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

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转载自blog.csdn.net/qq_37807889/article/details/83095745