/* 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 x=0;
		int z=0;
		double y=(x+z)*5/2*3+1;
		System.out.print(y);
 
		int t=0;
		int l=0;
		int w=0;
		double c=x*x+w*w-z*z;
		System.out.print(c);
	}
}

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