/* 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
		double a = 12345.678901;
		double ea = 1.2345;
		double ka = 67.8901;
		double b = 9876.54321;
		double eb = 0.1928;
		double kb = 1.23456;
 
		double sa = 0.0, sb = 0.0;
		for (int i = 0; i < 100; i++) {
			sa += Math.pow(a, ea);
			sb += Math.pow(b, eb);
		}
 
		double c = 1e10 - ka * sa - kb * sb;
 
		System.out.printf("%25.12f", c);
	}
}

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