作业帮用Java写,
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 10:43:36
用Java写,
用Java写,
用Java写,
import java.io.*;
import java.util.*;
import java.lang.Math.*;
import java.text.*;
import java.math.RoundingMode;
class Main
{
public static void main(String[] args)
{
int a,b,c;
double result;
int num = 1;
DecimalFormat f = new DecimalFormat("#.000");
f.setRoundingMode(RoundingMode.HALF_UP);
Scanner cin = new Scanner(System.in);
while(true)
{
a = cin.nextInt();
b = cin.nextInt();
c = cin.nextInt();
if(a==0&&b==0&&c==0) break;
System.out.println("Triangle #" + num);
num++;
if(a==-1)
{
if(b>=c)
{
System.out.println("Impossible.");
}
else
{
result = Math.sqrt(c*c-b*b);
System.out.println("a = " + f.format(result));
}
}
else if(b==-1)
{
if(a>=c)
{
System.out.println("Impossible.");
}
else
{
result = Math.sqrt(c*c-a*a);
System.out.println("b = " + f.format(result));
}
}
else
{
result = Math.sqrt(a*a+b*b);
System.out.println("c = " + f.format(result));
}
System.out.println();
}
}
}