/* 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 f( int rowIdx_0to8, int colIdx_0to8) {
		System.out.println( 3 * ( rowIdx_0to8 / 3) + ( colIdx_0to8 / 3));
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
      for( int i = 0; i < 9; ++i) {
      	for( int j = 0; j < 9; ++j) {
      		f( i, j);
      	}
      }
	}
}

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