//https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8 より macro_rules! input { (source = $s:expr, $($r:tt)*) => { let mut iter = $s.split_whitespace(); input_inner!{iter, $($r)*} }; ($($r:tt)*) => { let s = { use std::io::Read; let mut s = String::new(); std::io::stdin().read_to_string(&mut s).unwrap(); s }; let mut iter = s.split_whitespace(); input_inner!{iter, $($r)*} }; } macro_rules! input_inner { ($iter:expr) => {}; ($iter:expr, ) => {}; ($iter:expr, $var:ident : $t:tt $($r:tt)*) => { let $var = read_value!($iter, $t); input_inner!{$iter $($r)*} }; } macro_rules! read_value { ($iter:expr, ( $($t:tt),* )) => { ( $(read_value!($iter, $t)),* ) }; ($iter:expr, [ $t:tt ; $len:expr ]) => { (0..$len).map(|_| read_value!($iter, $t)).collect::>() }; ($iter:expr, chars) => { read_value!($iter, String).chars().collect::>() }; ($iter:expr, bytes) => { read_value!($iter, String).bytes().collect::>() }; ($iter:expr, usize1) => { read_value!($iter, usize) - 1 }; ($iter:expr, $t:ty) => { $iter.next().unwrap().parse::<$t>().expect("Parse error") }; } // use std::io::Write; fn run() { let out = std::io::stdout(); let mut out = std::io::BufWriter::new(out.lock()); input! { n: usize, e: [(usize1, usize1); n - 1], } let mut g = vec![vec![]; n]; for (a, b) in e { g[a].push(b); g[b].push(a); } let mut q = vec![]; let mut stack = vec![(0, 0)]; while let Some((v, p)) = stack.pop() { q.push(v); if let Some(k) = g[v].iter().position(|u| *u == p) { g[v].remove(k); } for &u in g[v].iter() { stack.push((u, v)); } } let mut size = vec![1u64; n]; let mut ans = vec![0u64; n]; for &v in q.iter().rev() { let mut sq = 0; let mut sum = 1; for &u in g[v].iter() { size[v] += size[u]; sum += size[u]; sq += size[u] * size[u]; } ans[v] = sum * sum - sq; } for a in ans { writeln!(out, "{}", a).ok(); } } fn main() { run(); }