iT邦幫忙

leetcode相關文章
共有 1100 則文章

技術 leetcode with python:112. Path Sum

題目: Given the root of a binary tree and an integer targetSum, return true if th...

技術 leetcode with python:111. Minimum Depth of Binary Tree

題目: Given a binary tree, find its minimum depth. The minimum depth is the num...

技術 leetcode with python:110. Balanced Binary Tree

題目: Given a binary tree, determine if it is height-balanced. 給定一個binary tree,判...

技術 leetcode with python:108. Convert Sorted Array to Binary Search Tree

題目: Given an integer array nums where the elements are sorted in ascending orde...

技術 leetcode with python:104. Maximum Depth of Binary Tree

題目: Given the root of a binary tree, return its maximum depth. A binary tree'...

技術 leetcode with python:101. Symmetric Tree

題目: Given the root of a binary tree, check whether it is a mirror of itself (i....

技術 leetcode with python:100. Same Tree

題目: Given the roots of two binary trees p and q, write a function to check if t...

技術 leetcode with python:94. Binary Tree Inorder Traversal

題目: Given the root of a binary tree, return the inorder traversal of its nodes'...

技術 leetcode with python:88. Merge Sorted Array

題目: You are given two integer arrays nums1 and nums2, sorted in non-decreasing...

技術 leetcode with python:83. Remove Duplicates from Sorted List

題目: Given the head of a sorted linked list, delete all duplicates such that eac...

技術 leetcode with python:70. Climbing Stairs

題目: You are climbing a staircase. It takes n steps to reach the top. Each tim...

技術 leetcode with python:69. Sqrt(x)

題目: Given a non-negative integer x, compute and return the square root of x....

技術 leetcode with python:67. Add Binary

題目: Given two binary strings a and b, return their sum as a binary string. 給定兩...

技術 leetcode with python:66. Plus One

題目: You are given a large integer represented as an integer array digits, where...

技術 leetcode with python:58. Length of Last Word

題目: Given a string s consisting of words and spaces, return the length of the l...

技術 leetcode with python:53. Maximum Subarray

題目: Given an integer array nums, find the contiguous subarray (containing at le...

技術 leetcode with python:3. Longest Substring Without Repeating Characters

題目: Given a string s, find the length of the longest substring without repeatin...

技術 leetcode with python:35. Search Insert Position

題目: Given a sorted array of distinct integers and a target value, return the in...

技術 leetcode with python:28. Implement strStr()

題目: Given two strings needle and haystack, return the index of the first occurr...

技術 leetcode with python:27. Remove Element

題目: Given an integer array nums and an integer val, remove all occurrences of v...

技術 leetcode with python:2. Add Two Numbers

由於前面幾題easy覺得難度還可以負荷,因此開始嘗試medium的題目 題目: You are given two non-empty linked list...

技術 leetcode with python:26. Remove Duplicates from Sorted Array

題目: Given an integer array nums sorted in non-decreasing order, remove the dupl...

技術 leetcode with python:21. Merge Two Sorted Lists

題目: You are given the heads of two sorted linked lists list1 and list2. Merge...

技術 leetcode with python:20. Valid Parentheses

題目: Given a string s containing just the characters '(', ')', '{', '}', '[' and...

技術 leetcode with python:14. Longest Common Prefix

題目: Write a function to find the longest common prefix string amongst an array...

技術 leetcode with python:13. Roman to Integer

題目: Roman numerals are represented by seven different symbols: I, V, X, L, C, D...

技術 leetcode with python:9. Palindrome Number

題目: Given an integer x, return true if x is palindrome integer.An integer is a...

技術 leetcode with python:1. Two Sum

從今天起在此紀錄用python寫leetcode的心路歷程希望能以一天兩三題的速率下去更新讓自己的程式更加精進 題目: Given an array of i...

技術 Day 6, Leetcode problem 1: Two Sum, C++

逃避雖可恥,但有用。但這句話恐怕在我身上行不通。每一次當我遇到問題時,我只有兩種選擇: 逃避它(消耗能量: 0 ) 面對處理它(消耗能量: ∞ max )...

技術 Leetcode (Algorithm I): 5. Search Insert Position

思路 也是binary search的應用題,承前兩篇文章,有lb跟ub和index三個數值可選,我目前覺得應該是回傳lower bound值。    程式 c...