Category Code

LeetCode #1598 Crawler Log Folder Solution & Explanation

In this problem, we simulate directory navigation operations within a file system.

Solve the Guess Game by using binary search to efficiently find a picked number between 1 and n with O(log n) time complexity.

Given two integer arrays, find and return their intersection as an array.

Given an array representing athletes' scores, return their respective ranks.

Easily tackle the Nim game using mathematics.

Find the minimum number of boats needed to carry all people, considering each boat can hold a maximum of two people with a weight limit.

Find the largest positive integer in the array that has its negation present in the array as well.

In this problem, we need to reverse a segment of a string from the start until the first occurrence of a specified character.

Calculate total calories used in a touchscreen game. Input: calories per strip, square sequence

In this problem, you need to assist Dot in determining her probability of winning the dice roll.