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require 'set'
grid = Hash.new
$stdin.readlines.each do |line|
x, y, z = line.strip.split(?,).map(&:to_i)
grid[x] = Hash.new if grid[x].nil?
grid[x][y] = Set.new if grid[x][y].nil?
grid[x][y] << z
end
sa = 0
grid.each do |x, yzs|
yzs.each do |y, zs|
zs.each do |z|
tsa = 6
tsa -= 1 if !grid[x-1].nil? && grid[x-1][y]&.include?(z)
tsa -= 1 if !grid[x+1].nil? && grid[x+1][y]&.include?(z)
tsa -= 1 if grid[x][y-1]&.include?(z)
tsa -= 1 if grid[x][y+1]&.include?(z)
tsa -= 1 if grid[x][y].include?(z-1)
tsa -= 1 if grid[x][y].include?(z+1)
sa += tsa
end
end
end
puts sa
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