摘要： 原题地址：https://oj.leetcode.com/problems/sudoku-solver/题意：Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated b... 阅读全文

摘要： 1)3Sumhttps://oj.leetcode.com/problems/3sum/Given an arraySofnintegers, are there elementsa,b,cinSsuch thata+b+c= 0? Find all unique triplets in the a... 阅读全文

摘要： Reference:http://rosettacode.org/wiki/Knapsack_problem/0-1#Dynamic_programming_solutiontime complexity: O(limit*len(items))space complexity: O( limit... 阅读全文

摘要： def maximizeFishing(A): for i in range(len(A)): for j in range(len(A[0,:])): A[i][j] += max(0 if i < 1 else A[i - 1][j], 0 if j <... 阅读全文

摘要： 原题地址：http://www.cnblogs.com/x1957/p/3373994.html题意：Given an array of integers, every element appearstwiceexcept for one. Find that single one.要求：线性时间复... 阅读全文

摘要： Unique PathsA robot is located at the top-left corner of amxngrid (marked 'Start' in the diagram below).The robot can only move either down or right a... 阅读全文

摘要： The ProblemWrite a function that takes two parameters n and k and returns the value of Binomial Coefficient C(n, k).For example, your function should ... 阅读全文

摘要： https://oj.leetcode.com/problems/edit-distance/Edit DistanceGiven two wordsword1andword2, find the minimum number of steps required to convertword1tow... 阅读全文