목록network delay time (1)

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LeetCode: 743. Network Delay Time

다익스트라 알고리즘을 활용하여 푼다. import heapq class Solution: def networkDelayTime(self, times: List[List[int]], n: int, k: int) -> int: INF = int(1e9) graph = [[] for _ in range(n+1)] distance = [INF] * (n+1) for time in times: u = time[0] v = time[1] w = time[2] graph[u].append((w, v)) self.dijkstra(graph, distance, k) max_dist = 0 for i in range(1, n+1): max_dist = max(max_dist, distance[i]) if max_dist ..
Computer Science/Coding Test 2021. 8. 10. 18:10
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