use std::collections::{VecDeque, BinaryHeap}; fn topologycal_sort(paths: &Vec>) -> Vec { let n = paths.len(); let mut ret = vec![]; let mut ins = vec![0usize; n]; for i in 0..n { for &(v, _) in paths[i].iter() { ins[v] += 1; } } let mut que = BinaryHeap::new(); for i in 0..n { if ins[i] == 0 { que.push(i); } } while let Some(x) = que.pop() { ret.push(x); for &(v, _) in paths[x].iter() { ins[v] -= 1; if ins[v] == 0 { que.push(v); } } } ret } fn main() { let mut n = String::new(); std::io::stdin().read_line(&mut n).ok(); let n: usize = n.trim().parse().unwrap(); let mut m = String::new(); std::io::stdin().read_line(&mut m).ok(); let m: usize = m.trim().parse().unwrap(); let mut paths = vec![vec![]; n]; for _ in 0..m { let mut temp = String::new(); std::io::stdin().read_line(&mut temp).ok(); let temp: Vec = temp.trim().split_whitespace().map(|s| s.parse().unwrap()).collect(); let p = temp[0]-1; let q = temp[1]; let r = temp[2]-1; paths[r].push((p, q)); } let orders = topologycal_sort(&paths); let mut dp = vec![0usize; n]; dp[n-1] = 1; for &u in orders.iter() { for &(v, cnt) in paths[u].iter() { dp[v] += dp[u] * cnt; } if paths[u].len() > 0 { dp[u] = 0; } } for &v in dp.iter().take(n-1) { println!("{}", v); } }