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https://leetcode.com/problems/maximum-total-importance-of-roads/description/leetcode - Maximum Total Importance of Roads문제 유형 : 그리디, 우선순위 큐, 그래프문제 난이도 : Medium 문제You are given an integer n denoting the number of cities in a country. The cities are numbered from 0 to n - 1.You are also given a 2D integer array roads where roads[i] = [ai, bi] denotes that there exists a bidirectional road connecti..

https://leetcode.com/problems/find-center-of-star-graph/description/leetcode - Find Center of Star Graph문제 유형 : 그래프, 해시문제 난이도 : Easy 문제There is an undirected star graph consisting of n nodes labeled from 1 to n. A star graph is a graph where there is one center node and exactly n - 1 edges that connect the center node with every other node.You are given a 2D integer array edges where each edges[..

https://leetcode.com/problems/find-if-path-exists-in-graph/description/ Leetcode - Find if Path Exists in Graph 문제 유형 : 그래프, dfs / bfs 문제 난이도 : Easy 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 verte..

https://leetcode.com/problems/find-the-town-judge/description/ Find the Town Judge - LeetCode Can you solve this real interview question? Find the Town Judge - In a town, there are n people labeled from 1 to n. There is a rumor that one of these people is secretly the town judge. If the town judge exists, then: 1. The town judge trusts nobody. 2. E leetcode.com LeetCode - Find the Town Judge 문제 ..

https://school.programmers.co.kr/learn/courses/30/lessons/258711 프로그래머스 코드 중심의 개발자 채용. 스택 기반의 포지션 매칭. 프로그래머스의 개발자 맞춤형 프로필을 등록하고, 나와 기술 궁합이 잘 맞는 기업들을 매칭 받으세요. programmers.co.kr 프로그래머스 - 도넛과 막대 그래프(2024 KAKAO WINTER INTERNSHIP) 문제 유형 : 그래프 문제 난이도 : Level 2 문제 도넛 모양 그래프, 막대 모양 그래프, 8자 모양 그래프들이 있습니다. 이 그래프들은 1개 이상의 정점과, 정점들을 연결하는 단방향 간선으로 이루어져 있습니다. 크기가 n인 도넛 모양 그래프는 n개의 정점과 n개의 간선이 있습니다. 도넛 모양 그래프의..

https://leetcode.com/problems/maximal-network-rank/description/ Maximal Network Rank - LeetCode Can you solve this real interview question? Maximal Network Rank - There is an infrastructure of n cities with some number of roads connecting these cities. Each roads[i] = [ai, bi] indicates that there is a bidirectional road between cities ai and bi. The leetcode.com 문제 유형 : 그래프 문제 난이도 : Medium 문제 T..

https://leetcode.com/problems/shortest-bridge/description/ Shortest Bridge - LeetCode Can you solve this real interview question? Shortest Bridge - You are given an n x n binary matrix grid where 1 represents land and 0 represents water. An island is a 4-directionally connected group of 1's not connected to any other 1's. There are exactly leetcode.com 문제 유형 : DFS / BFS 문제 난이도 : Medium 문제 You ar..

https://leetcode.com/problems/evaluate-division/ Evaluate Division - LeetCode Can you solve this real interview question? Evaluate Division - You are given an array of variable pairs equations and an array of real numbers values, where equations[i] = [Ai, Bi] and values[i] represent the equation Ai / Bi = values[i]. Each Ai or Bi is leetcode.com 문제 유형 : DFS / BFS 문제 난이도 : Medium 문제 You are given..

https://leetcode.com/problems/is-graph-bipartite/description/ Is Graph Bipartite? - LeetCodeCan you solve this real interview question? Is Graph Bipartite? - There is an undirected graph with n nodes, where each node is numbered between 0 and n - 1. You are given a 2D array graph, where graph[u] is an array of nodes that node u is adjacent to. Moleetcode.com문제 유형 : DFS / BFS 문제 난이도 : Medium 문제 T..

https://leetcode.com/problems/minimum-number-of-vertices-to-reach-all-nodes/description/ Minimum Number of Vertices to Reach All Nodes - LeetCode Can you solve this real interview question? Minimum Number of Vertices to Reach All Nodes - Given a directed acyclic graph, with n vertices numbered from 0 to n-1, and an array edges where edges[i] = [fromi, toi] represents a directed edge from leetcod..