
import java.util.Scanner;
class D
{
public static void main(String[] args) {
Scanner s= new Scanner(System.in);
System.out.println("请输入一个数:");
int b = s.nextInt();
int a=0,c=0;
if (a <= 0 || a >= 20)
{
System.out.println();
}
if (b >= 20 || b <=100)
{
System.out.println((b-a)*0.2+a);
}
if (c>100)
{
System.out.println();
}
}
}



by: 发表于:2017-05-25 13:48:07 顶(0) | 踩(0) 回复
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