/* 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 currentPosition = 10;
     	int nextPosition;
     	int i = 0;
		do {
         nextPosition = currentPosition+1;
         currentPosition+=1;       
         System.out.println(++i);
    	} while (currentPosition<18);
	}
}

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