What should we return when needle is an empty string? This is a great question to ask during an interview. For the purpose of this problem, we will return 0 when needle is an empty string. This is consistent to C's strstr() and Java's indexOf(). 1. 2. 3. 4. 5. 6. 7. 8....
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Grokking the Coding Interview: Patterns for Coding Questionswww.educative.iowww.educative.io/courses/grokking-the-coding-interview?aff=xy7W 这门课程是一个算法总结提高的课程,它把算法面试中可能遇到的题分成了各种模式,每类题各个击破。 如果想买订阅(Subscriptions)的小伙伴,则可以用ZHIHUEDU-10(...
‘K’ Closest Points to the Origin (easy) Connect Ropes (easy) Top ‘K’ Frequent Numbers (medium) Frequency Sort (medium) Kth Largest Number in a Stream (medium) ‘K’ Closest Numbers (medium) Maximum Distinct Elements (medium) Sum of Elements (medium) Rearrange String (hard) 13. Patter...
LeetCode Top Interview Questions 242. Valid Anagram (Java版; Easy) 题目描述 Given two strings s and t , write a function to determine if t is an anagram of s. Example 1: Input: s = "anagram", t = "nagaram" Output: true
1 public static voidmain(String[] args) { 2 String s = "abbabc"; 3System.out.println(lengthOfLongestSubstring(s)); 4} 5 6 public static intlengthOfLongestSubstring(String s) { 7 int max = 0; 8 // ”记录当前重复字母的最新位置“ ...
Array and String type of questions were asked in interviews frequently. You will most likely encounter one during your interviews. We recommend: Product of Array Except Self, Spiral Matrix, First Missing Positive, Longest Substring with At Most K Distinct Characters, Sliding Window Maximum and Minim...
String #题名NAME 1Excel 表列序号 Linked List And Tree Dynamic Programming Or Greedy Data Structure Bonus Top InterView Question Easy Array #题名NAME编程语言 删除排序数组中的重复项Java Strings Linked List #题名NAME编程语言 3[反转链表](./card/top-interview-questions-easy/Linked List/fan-zhuan-lian...
class Solution { // https://leetcode-cn.com/explore/interview/card/top-interview-questions-easy/7/trees/47/ public int maxDepth(TreeNode node) { if(node == null) return 0; return Math.max(maxDepth(node.left), maxDepth(node.right)) + 1; } } 这样的递归程序需要 明确程序的返回值的...
LeetCode Top Interview Questions LeetCode Top Interview Questions https://leetcode.com/problemset/top-interview-questions/