#!/usr/bin/perl
# your code goes here
$_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                                                       $_++;                                 $_++;                                                                       $_++;                                 $_++;                                                                       $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                 $_++;                                 $_++;                                                                                                                                                   $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                                                                                                  if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                                                       $_++;                                                                                                                                                   $_++;                                                                       $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}                                                                                                                  if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                 $_++;                                 $_++;                                                                                                                                                   $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                                                                                                  if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                                                       $_++;                                 $_++;                                                                       $_++;                                 $_++;                                                                       $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}                                      if(not$_&$_-1){print log()/log 8;$_--}
$_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 $_++;                                 
if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}if(not$_&$_-1){print log()/log 8;$_--}