2019独角兽企业重金招聘Python工程师标准>>> 
import java.util.Scanner; public class test {
public static void main(String[] args) {
int total=0;
System.out.println("请输入上限：");
Scanner reader=new Scanner(System.in);
int x;
int y;
int z;
int m=reader.nextInt();
for(int i=1;i<m-1;i++){
for(int j=i+1;j<m;j++){
x=i*i;
y=j*j;
z=x+y;
int z1=(int) Math.sqrt(z);
if(z1*z1==(x+y)){
total++;
System.out.println(i+" "+j+" "+z1);}
}
}
System.out.println(total);
}
}