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문제 Bus Routes - LeetCode Bus Routes - LeetCode Bus Routes - You are given an array routes representing bus routes where routes[i] is a bus route that the ith bus repeats forever. * For example, if routes[0] = [1, 5, 7], this means that the 0th bus travels in the sequence 1 -> 5 -> 7 -> 1 -> 5 -> 7 -> 1 leetcode.com 버스 탄 총 횟수를 구하는 문제 알아야 할 개념 자바 인접 리스트 해시맵 HashMap 구조 https://0713k.tistory.com/30 ..