/* 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
	{
		int na = 35;
		int nb = 4;
 
		float fc = (na + nb) / 2f;
 
		System.out.println(fc);
 
		float fa = 35;
		float fb = 4;
 
		fc = (fa + fb) / 2;
 
		System.out.println(fc);
	}
}

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