/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
 
		int num = 19;
		int str = 19 % 10;
		int div = 19/10;
		System.out.println(str);
		System.out.println(div);
		double x = Math.pow(str, 2) + Math.pow(div, 2);
		System.out.println(x);
	}
}

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