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package index
import serialize_and_deserialize_binary_tree "github.com/masx200/leetcode-test/serialize-and-deserialize-binary-tree"
type TreeNode = serialize_and_deserialize_binary_tree.TreeNode
func deepestLeavesSum(root *TreeNode) (sum int) {	q := []*TreeNode{root}	for len(q) > 0 {		sum = 0
		temp := []*TreeNode{}		for _, node := range q {
			sum += node.Val			if node.Left != nil {				temp = append(temp, node.Left)			}			if node.Right != nil {				temp = append(temp, node.Right)			}		}		q = temp	}	return}