s02_functions

function getPos()
    file = io.open("/.pos", "r")
    line = file:read()
    file:close()
    return line
end

function setPos(x,y,z,f)
    coords = x .. "," .. y .. "," .. z .. "," .. f
    file = io.open("/.pos","w")
    file:write(coords)
    file:close()
end

function split(_string)
  local _arr = {}
  for i in string.gmatch(_string, '([^,]+)') do
    table.insert(_arr,i)
  end
  return _arr
end

function getYPos()
    return tonumber(split(getPos())[2])
end

function getFPos()
    return tonumber(split(getPos())[4])
end

function reverseList(list)
    reversedList = {}
    for i = #list,1,-1 do
        table.insert(reversedList,list[i])
    end
    return reversedList
end