我有一個函數可以爲我設置一個隨機數,在我設置的兩個值之間。這是代碼。 <script>
function coinsEarned(){
var worth = document.getElementById("Earned");
var coins=Math.floor(Math.random()*10000+1000);
Earned.value = coins;
}
</scrip
如何檢查這棵樹是否平衡? data Tree a = Leaf a | Node (Tree a) (Tree a)
size :: Tree a -> Int
size (Leaf n) = 1
size (Node x z) = size x + size z + 1
這是我到目前爲止有: isBalancedTree :: Tree a -> Bool
isBalancedTr