Grow The Tree(简单思维题)Codeforces Round #594 (Div. 2)
B.GrowTheTreetimelimitpertest2secondsmemorylimitpertest512megabytesinputstandardinputoutputstandardoutputGardenerAlexeyteachescompetitiveprogrammingtohighschoolstudents.TocongratulateAlexeyontheTeache