Submission #1228975

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Source Code Expand

H, W, N = gets.split.map(&:to_i)

h = Hash.new(0)
N.times do
  a, b = gets.split.map(&:to_i)
  ((a - 1)..(a + 1)).each do |i|
    ((b - 1)..(b + 1)).each do |j|
      h[[i, j]] += 1 
    end
  end
end

c = Array.new(10, 0)
h.each do |k, v|
  i, j = k 
  next if i <= 1 || i >= H || j <= 1 || j >= W 
  c[v] += 1 
end

c[0] = (H - 2) * (W - 2) - c.inject(:+)
puts c

Submission Info

Judge Result