#![allow(dead_code, unused_mut)] #![allow(non_snake_case)] macro_rules! input { (source = $s:expr, $($r:tt)*) => { let mut iter = $s.split_whitespace(); input_inner!{iter, $($r)*} }; ($($r:tt)*) => { let mut 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, usize1) => { read_value!($iter, usize) - 1 }; ($iter:expr, $t:ty) => { $iter.next().unwrap().parse::<$t>().expect("Parse error") }; } struct UnionFind { size: usize, pos: Vec, } impl UnionFind { fn new(n: usize) -> Self { let size = n; let pos = vec![-1; n + 1]; UnionFind { size, pos } } fn find(&mut self, x: usize) -> usize { if self.pos[x] < 0 { x } else { let v = self.pos[x] as usize; self.pos[x] = self.find(v) as isize; self.pos[x] as usize } } fn unite(&mut self, x: usize, y: usize) -> Result<(), ()> { let mut x = self.find(x); let mut y = self.find(y); if x == y { return Err(()); }; if self.pos[x] > self.pos[y] { std::mem::swap(&mut x, &mut y); } self.pos[x] += self.pos[y]; self.pos[y] = x as isize; Ok(()) } fn same(&mut self, x: usize, y: usize) -> bool { self.find(x) == self.find(y) } fn size(&mut self, x: usize) -> usize { let x = self.find(x); -self.pos[x] as usize } } fn main() { input!{ n:usize, a:usize, b:usize, l:[usize; n] } let mut uf = UnionFind::new(n); let mut cur = 0; let mut lef = 0; let mut rig = 0; for i in 0..n { while lef < n && l[lef] - l[i] < a { lef += 1; } while rig + 1 < n && l[rig + 1] - l[i] <= b { rig += 1; } for j in std::cmp::max(cur, lef)..rig { uf.unite(j, j+1).ok(); } cur = rig; if lef <= rig { uf.unite(i, lef).ok(); uf.unite(i, rig).ok(); } } for i in 0..n { println!("{}", uf.size(i)); } }