← 🌙 Lua World

🌙 Part Counter

★★★★☆ · worth 200 points

You can practise without a player, but pick a player to score points!

📖 The mission

Today you unlock

Loops inspect each item

Many levels use a loop: start with a simple value, visit each item, update the answer, then return it at the end.

💡 Hint ladder

Loop with ipairs and keep a counter starting at 0.
Only add 1 when the part equals the target.

🧪 Coach checks

◯ two bricks
◯ none found
◯ all match
◯ empty world

Live coach

Getting ready

☆☆☆

💬 A counter that only counts when the if-test passes.

function countBigNumbers(numbers)
  local count = 0
  for _, n in ipairs(numbers) do
    if n > 100 then
      count = count + 1
    end
  end
  return count
end

print(countBigNumbers({50, 200, 999, 3}))  -- 2

📟 It printed:

📟 Output