leetcode.cn 2025-05-26
🔴1857.largest-color-value-in-a-directed-graph
🏷️ Tags
#graph #topological_sort #memoization #hash_table #dynamic_programming #counting
🔴1857.largest-color-value-in-a-directed-graph
🏷️ Tags
#graph #topological_sort #memoization #hash_table #dynamic_programming #counting
Telegraph
largest-color-value-in-a-directed-graph
给你一个 有向图 ,它含有 n 个节点和 m 条边。节点编号从 0 到 n - 1 。 给你一个字符串 colors ,其中 colors[i] 是小写英文字母,表示图中第 i 个节点的 颜色 (下标从 0 开始)。同时给你一个二维数组 edges ,其中 edges[j] = [aj, bj] 表示从节点 aj 到节点 bj 有一条 有向边 。 图中一条有效 路径 是一个点序列 x1 -> x2 -> x3 -> ... -> xk ,对于所有 1 <= i < k ,从 xi 到 xi+1 在图中有一条有向边。路径的…
leetcode.com 2025-05-26
🔴1857.largest-color-value-in-a-directed-graph
🏷️ Tags
#graph #topological_sort #memoization #hash_table #dynamic_programming #counting
🔴1857.largest-color-value-in-a-directed-graph
🏷️ Tags
#graph #topological_sort #memoization #hash_table #dynamic_programming #counting
Telegraph
largest-color-value-in-a-directed-graph
There is a directed graph of n colored nodes and m edges. The nodes are numbered from 0 to n - 1. You are given a string colors where colors[i] is a lowercase English letter representing the color of the ith node in this graph (0-indexed). You are also given…