题目: Implement an iterator to flatten a 2d vector. For example,Given 2d vector = By calling next repeatedly until hasNext returns false ...
Problem Description: Implement an iterator to flatten a d vector. For example,Given d vector By callingnextrepeatedly untilhasNextreturns false, the order of elements returned bynextshould be: , , , , ...
2015-08-05 15:16 0 2835 推荐指数:
题目: Implement an iterator to flatten a 2d vector. For example,Given 2d vector = By calling next repeatedly until hasNext returns false ...
Implement an iterator to flatten a 2d vector. For example,Given 2d vector = By calling next repeatedly until hasNext returns false ...
原题地址:https://oj.leetcode.com/problems/search-a-2d-matrix/ 题意: Write an efficient algorithm that searches for a value ...
题目: Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the ...
原题地址:http://oj.leetcode.com/problems/flatten-binary-tree-to-linked-list/ 题意: Given a binary tree, flatten it to a linked list in-place. ...
题目: Given a binary tree, flatten it to a linked list in-place. For example, Given The flattened tree should look like: 1 TreeNode ...
Given a 2D grid of size m x n and an integer k. You need to shift the grid k times. In one shift operation: Element at grid[i][j] moves ...
Given a 2D matrix matrix, find the sum of the elements inside the rectangle defined by its upper left corner (row1, col1) and lower right corner ...