OJ题目:click here~~ 题目分析:找二叉树中和为某一值的路径。。。 剑指offer 面试题25 AC_CODE const int maxn = 10008 ;int n , k ;struct Node{int x ;int l , r ;Node():l(-1),r(-1){}}tree[maxn];void FindPath(int t , int sum ,
糟糕的复杂度,丑陋的写法 import java.util.ArrayList;/**public class TreeNode {int val = 0;TreeNode left = null;TreeNode right = null;public TreeNode(int val) {this.val = val;}}*/public class Solution {ArrayL
import java.util.*;/** public class TreeNode {* int val = 0;* TreeNode left = null;* TreeNode right = null;* }*/public class Solution {/*** * @param root TreeNode类 * @param sum int整型 * @return b
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum. For example: Given the below binary tree and sum = 22, 5/ \4 8/ / \11