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E. Minimal Labelstime limit per test1 second memory limit per test256 megabytes inputstandard input outputstandard output You are given a directed acyclic graph with n vertices and m edges. The

B. Godsendtime limit per test2 seconds memory limit per test256 megabytes Leha somehow found an array consisting of n integers. Looking at it, he came up with a task. Two players play the game on th