/* 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
		float f = (float) Math.PI;
		System.out.println(f);
		System.out.println(f * 2.0f);
		System.out.println(increaseExponent(f));
	}
 
	public static float increaseExponent(float f)
	{
	    int bits = Float.floatToIntBits(f);
	    bits += 0x800000;
	    return Float.intBitsToFloat(bits);
	}
}

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