static int findMaxCock ( int ar [ ] [ ] ) {
  if ( R < 3 || C < 3 ) return - 1 ;
  int max_sum = Integer . MIN_VALUE ;
  for ( int i = 0 ;
  i < R - 2 ;
  i ++ ) {
    for ( int j = 0 ;
    j < C - 2 ;
    j ++ ) {
      int sum = ( ar [ i ] [ j ] + ar [ i ] [ j + 2 ] ) + ( ar [ i + 1 ] [ j + 1 ] ) + ( ar [ i + 2 ] [ j ] + ar [ i + 2 ] [ j + 1 ] + ar [ i + 2 ] [ j + 2 ] ) ;
      max_sum = Math . max ( max_sum , sum ) ;
    }
  }
  return max_sum ;
}

static int findMaxCock ( int ar [ ] [ ] ) { if ( R < 3 || C < 3 ) return - 1 ; int max_sum = Integer . MIN_VALUE ; for ( int i = 0 ; i < R - 2 ; i ++ ) { for ( int j = 0 ; j < C - 2 ; j ++ ) { int sum = ( ar [ i ] [ j ] + ar [ i ] [ j + 2 ] ) + ( ar [ i + 1 ] [ j + 1 ] ) + ( ar [ i + 2 ] [ j ] + ar [ i + 2 ] [ j + 1 ] + ar [ i + 2 ] [ j + 2 ] ) ; max_sum = Math . max ( max_sum , sum ) ; } } return max_sum ; }
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