/* 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) {
 
		int counter = 23;
 
        int older = 0;
        int old = 0;
        int current = 1;
        int nextNumber = 0;
        while (current < counter) {
            System.out.println(current);
            nextNumber = older + old + current;
            older = old;
            old = current;
            current = nextNumber;
        }
    }
}

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