原创 Delete Operation for Two Strings 最長公共子序列變種
Given two words word1 and word2, find the minimum number of steps required to make word1 and word2 the same, where
2020-06-10 08:12:35
原创 Minimum ASCII Delete Sum for Two Strings 最長公共子序列變種2
Given two strings s1, s2, find the lowest ASCII sum of deleted characters to make two strings equal. Example 1: In
2020-06-10 08:12:35
原创 Remove Duplicates from Sorted List刪除有序鏈表中的相同元素
Given a sorted linked list, delete all duplicates such that each element appear only once. Example 1: Input: 1->1
2020-06-10 08:12:35
原创 import tensorflow包錯誤問題
我用的anaconda安裝的python3.5的環境來學習tensorflow，導入各種包一切正常，然後學習網上用jupyter可以斷點運行，我也想試一下，然後用anaconda navigator在之前創建的3.5版本的tens
2019-06-11 06:40:26
原创 Score After Flipping Matrix
We have a two dimensional matrix A where each value is 0 or 1. A move consists of choosing any row or column, and tog
2019-04-26 09:21:22
2
原创 Partition Labels 分割字符串
A string S of lowercase letters is given. We want to partition this string into as many parts as possible so that eac
2019-04-25 09:10:01
原创 Minimum Add to Make Parentheses Valid
Given a string S of ‘(’ and ‘)’ parentheses, we add the minimum number of parentheses ( ‘(’ or ‘)’, and in any positi
2019-04-24 05:37:49
原创 Integer Break 數學/dp
Given a positive integer n, break it into the sum of at least two positive integers and maximize the product of those
2019-04-14 01:39:58
3
原创 2 Keys Keyboard
Initially on a notepad only one character 'A' is present. You can perform two operations on this notepad for each ste
2019-04-14 01:39:58
原创 Best Time to Buy and Sell Stock系列
Best Time to Buy and Sell Stock Say you have an array for which the ith element is the price of a given stock on day
2019-04-10 01:13:31
2
原创 Delete Columns to Make Sorted III 最長上升子序列變種
We are given an array A of N lowercase letter strings, all of the same length. Now, we may choose any set of deletio
2019-04-07 03:10:00
原创 Triples with Bitwise AND Equal To Zero 三元組位與得0
Given an array of integers A, find the number of triples of indices (i, j, k) such that: 0 <= i < A.length 0 <= j <
2019-04-05 01:41:20
原创 Minimum ASCII Delete Sum for Two Strings 刪除最小ascll碼使字符串相等
Given two strings s1, s2, find the lowest ASCII sum of deleted characters to make two strings equal. Example 1: Inpu
2019-04-04 01:15:20
原创 Delete Operation for Two Strings 刪除最少字符使字符串相等
Given two words word1 and word2, find the minimum number of steps required to make word1 and word2 the same, where i
2019-04-04 01:15:20
原创 Arithmetic Slices 等差數列個數
A sequence of number is called arithmetic if it consists of at least three elements and if the difference between any
2019-04-02 01:14:15