Zibi1212

import java.util.Scanner;
public class UseMath{
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		//EX_01
	{
		int num1, num2, num3;
		Scanner sc = new Scanner(System.in);
		System.out.println("Hello!\nPlease enter the first number:");
		num1= sc.nextInt();
		System.out.println("Please enter the second number:");
		num2= sc.nextInt();
		System.out.println("Please enter the third number:");
		num3= sc.nextInt();

		int pow1=num1*num1, pow2=num2*num2, pow3=num3*num3;

		if (pow1==pow2+pow3||pow2==pow1+pow3||pow3==pow1+pow2)
		{
			System.out.println("Pythagorean triplet!");
		}
		else
		{
			System.out.println("NO!");
		}
	}

		//EX_02
	{
		int num1,print=1;
		System.out.println("\nHello!\nPlease enter anumber(bigger then 1):");
		Scanner sc = new Scanner(System.in);
		num1= sc.nextInt();

		for (int i=0;i<num1;i++)
		{
			for (int j=0 ;j<num1;j++)
			{
				System.out.print(print+"\t");
				print++;
			}
			System.out.println();
		}
	}

	//EX_03
	{




	}




	}
}