LeetCode: 944-Delete Columns to Make Sorted 解題紀錄
題目
You are given an array of n strings strs, all of the same length.
LeetCode
LeetCode: 797-All Paths From Source to Target 解題紀錄
題目
Given a directed acyclic graph (DAG) of n nodes labeled from 0 to n - 1, find all possible paths from node 0 to node n - 1 and return them in any order.
LeetCode: 1962-Remove Stones to Minimize the Total 解題紀錄
題目
You are given a 0-indexed integer array piles, where piles[i] represents the number of stones in the ith pile, and an integer k. You should apply the following operation exactly k times:
LeetCode: 2279-Maximum Bags With Full Capacity of Rocks 解題紀錄
題目
You have n bags numbered from 0 to n - 1. You are given two 0-indexed integer arrays capacity and rocks. The ith bag can hold a maximum of capacity[i] rocks and currently contains rocks[i] rocks. You are also given an integer additionalRocks, the number of additional rocks you can place in any of the bags.
LeetCode: 55-Jump Game 解題紀錄
題目
You are given an integer array nums. You are initially positioned at the array's first index, and each element in the array represents your maximum jump length at that position.
LeetCode: 309-Best Time to Buy and Sell Stock with Cooldown 解題紀錄
題目
You are given an array prices where prices[i] is the price of a given stock on the ith day.
LeetCode: 841-Keys and Rooms 解題紀錄
題目
There are n rooms labeled from 0 to n - 1 and all the rooms are locked except for room 0. Your goal is to visit all the rooms. However, you cannot enter a locked room without having its key.
LeetCode: 1971-Find if Path Exists in Graph 解題紀錄
題目
There is a bi-directional graph with n vertices, where each vertex is labeled from 0 to n - 1 (inclusive). The edges in the graph are represented as a 2D integer array edges, where each edges[i] = [ui, vi] denotes a bi-directional edge between vertex ui and vertex vi. Every vertex pair is connected by at most one edge, and no vertex has an edge to itself.
LeetCode: 739-Daily Temperatures 解題紀錄
題目
Given an array of integers temperatures represents the daily temperatures, return an array answer such that answer[i] is the number of days you have to wait after the ith day to get a warmer temperature. If there is no future day for which this is possible, keep answer[i] == 0 instead.
LeetCode: 150-Evaluate Reverse Polish Notation 解題紀錄
題目
Evaluate the value of an arithmetic expression in Reverse Polish Notation.
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