calcCoal

--[[===================

Made by: Nemo Eriksson
Pastebin: y0REd03h

====================]]--

-- Returns the coal needed to dig the specified area
function calcCoalNeeded(xSize, ySize, zSize)
  local totalVolume = xSize * ySize * zSize
  local coalNeeded = math.ceil(totalVolume/80)
  return coalNeeded
end

-- Get user input and print how much coal needed
local args = {...}
print(calcCoalNeeded(args[1], args[2], args[3]))  -- X Y Z