Function equalTrees

subtree_of_another_tree_572/solution.go:25–37

(t1, t2 *TreeNode)

}

func equalTrees(t1, t2 *TreeNode) bool {
	if (t1 == nil && t2 != nil) || (t1 != nil && t2 == nil) {
		return false
	}

	if t1 == nil && t2 == nil {
		return true
	}

	return t1.Val == t2.Val &&
		equalTrees(t1.Left, t2.Left) &&
		equalTrees(t1.Right, t2.Right)
}