melonfarmer.lua

function melonline()
    for i=0,10 do
        if turtle.detect() then
            turtle.dig()
            turtle.forward()
            turtle.suck()
        else
            turtle.forward()
    end
end

while true do
    melonline()
    turtle.turnRight()
    turtle.turnRight()
    melonline()
    for i=0,16 do
        turtle.select(i)
        turtle.drop()
    end
    turtle.turnRight()
    turtle.turnRight()
end