import java.io.PrintWriter import java.util.* import kotlin.math.* fun PrintWriter.solve() { val n = nextInt() val adj = Array(n) { mutableListOf() } for (i in 0 until n - 1) { val v1 = nextInt() - 1 val v2 = nextInt() - 1 adj[v1].add(v2) adj[v2].add(v1) } val ans = Array(n) { 0 } val stack = Stack>() stack.push(0 to -1) while (stack.isNotEmpty()) { val (v, p) = stack.pop() for (w in adj[v]) { if (w != p) { stack.push(w to v) if (w < v) ans[0]++ } } } stack.push(0 to -1) while (stack.isNotEmpty()) { val (v, p) = stack.pop() if (p != -1) { ans[v] = ans[p] + if (v > p) 1 else -1 } for (w in adj[v]) { if (w != p) { stack.push(w to v) } } } println(ans.joinToString("\n")) } fun main() { Thread(null, { val writer = PrintWriter(System.out, false) writer.solve() writer.flush() }, "solve", abs(1L.shl(26))) .apply { setUncaughtExceptionHandler { _, e -> e.printStackTrace(); kotlin.system.exitProcess(1) } } .apply { start() }.join() } // region Scanner private var st = StringTokenizer("") private val br = System.`in`.bufferedReader() fun next(): String { while (!st.hasMoreTokens()) st = StringTokenizer(br.readLine()) return st.nextToken() } fun nextInt() = next().toInt() fun nextLong() = next().toLong() fun nextLine() = br.readLine() fun nextDouble() = next().toDouble() // endregion