nq.rb

#!/Users/hrl7/.rbenv/shims/ruby

def solve
  puts "Solver Start"
  board = [
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
    [1, 0, 0, 0, 0, 0, 0, 0],
  ]
  show_board board
  10.times do 
  increment board
  end
  show_board board
  #search board
end
def increment board
  increment_line board, 0
end

def check_pos board,x,y

end

def increment_line  board, line
  (line..6).each do |y|
    (0..7).each do |i| 
     if board[y][i] == 1
       board[y][i] = 0
       #print i, board[y][i] , "\n"
       if i == 7
         board[y][0] = 1  
         board = increment_line board, y + 1
       else 
         board[y][i+1] = 1  
       end
       return board
     end
    end
  end
end
def search board
  puts "================="
  puts "Seach"
  
  stepped = true
  while stepped 
    stepped = false
    board.each_index do |y_index|
      board_x = board[y_index]
      board_x.each_index do |i|
        if board_x[i] == 1
          #puts i.to_s + " : " + board_x[i].to_s

          (y_index+1..8-1).each do |y|
            #puts board[y][i]
            if board[y][i] == 1
              stepped = true
              board[y_index][i] = 0
              if i == 7
                board[y_index][0] = 1
              else 
                board[y_index][i+1] = 1
              end
              show_board board
              break
            end
          end
        end
      end
    end
  end
end


def show_board board
  puts "================="
  for x_array in board
    for pos in x_array
      print pos.to_s + " "
    end
    print "\n"
  end
end

solve