import java.util.Scanner;
public class Main
{
static int input;
public static void main
(String[] args
) {
Scanner scn
= new Scanner
(System.
in); System.
out.
println("Enter number to transform: "); input = scn.nextInt();
System.
out.
println("4444444444444444444^"+Math.
log(input
)/Math.
log(4444444444444444444L
)); }
}
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