using System; using System.Linq; using CompLib.Util; using System.Threading; using CompLib.Algorithm; using CompLib.DataStructure; public class Program { private int N, A, B; private int[] X; public void Solve() { var sc = new Scanner(); N = sc.NextInt(); A = sc.NextInt(); B = sc.NextInt(); X = sc.IntArray(); var uf = new UnionFind(N); int[] imos = new int[N + 1]; for (int i = 0; i < N; i++) { if (imos[i] > 0 && i + 1 < N) { uf.Connect(i, i + 1); } // A以上 var l = Algorithm.LowerBound(X, X[i] + A); // B超過 var r = Algorithm.UpperBound(X, X[i] + B); // Console.WriteLine($"{i} {l} {r}"); if (r > l) { uf.Connect(i, l); imos[l]++; imos[r - 1]--; } imos[i + 1] += imos[i]; } int[] ans = new int[N]; for (int i = 0; i < N; i++) { ans[i] = uf.GetSize(i); } Console.WriteLine(string.Join("\n", ans)); } public static void Main(string[] args) => new Program().Solve(); // public static void Main(string[] args) => new Thread(new Program().Solve, 1 << 27).Start(); } namespace CompLib.Algorithm { using System; using System.Collections.Generic; static class Algorithm { /// /// array[i] > targetを満たす最小のiを求める /// /// /// /// /// /// public static int UpperBound(T[] array, T target, Comparison comparison) { int ok = array.Length; int ng = -1; while (ok - ng > 1) { int med = (ok + ng) / 2; if (comparison(array[med], target) > 0) { ok = med; } else { ng = med; } } return ok; } /// /// array[i] > targetを満たす最小のiを求める /// /// /// /// /// /// public static int UpperBound(T[] array, T target, Comparer comparer) => UpperBound(array, target, comparer.Compare); /// /// array[i] > targetを満たす最小のiを求める /// /// /// /// /// public static int UpperBound(T[] array, T target) => UpperBound(array, target, Comparer.Default); /// /// array[i] >= targetを満たす最小のiを求める /// /// /// /// /// /// public static int LowerBound(T[] array, T target, Comparison comparison) { int ng = -1; int ok = array.Length; while (ok - ng > 1) { int med = (ok + ng) / 2; if (comparison(array[med], target) >= 0) { ok = med; } else { ng = med; } } return ok; } /// /// array[i] >= targetを満たす最小のiを求める /// /// /// /// /// /// public static int LowerBound(T[] array, T target, Comparer comparer) => LowerBound(array, target, comparer.Compare); /// /// array[i] >= targetを満たす最小のiを求める /// /// /// /// /// public static int LowerBound(T[] array, T target) => LowerBound(array, target, Comparer.Default); } } namespace CompLib.DataStructure { using System.Collections.Generic; using System.Linq; class UnionFind { private readonly int _n; private readonly int[] _parent, _size; /// /// n頂点の無向グラフに 1.辺を追加, 2.2頂点が同じ連結成分に属するか判定 ができるデータ構造 /// /// 頂点の個数 public UnionFind(int n) { _n = n; _parent = new int[_n]; _size = new int[_n]; for (int i = 0; i < _n; i++) { _parent[i] = i; _size[i] = 1; } } /// /// iがいる連結成分の代表値 /// /// /// public int Find(int i) => _parent[i] == i ? i : Find(_parent[i]); /// /// x,yが同じ連結成分にいるか? /// /// /// /// public bool Same(int x, int y) => Find(x) == Find(y); /// /// (x, y)に辺を追加する /// /// /// ACLでは連結された代表値を返しますが、ここでは連結できたか?を返します /// /// /// /// x,yが違う連結成分だったならtrueを返す public bool Connect(int x, int y) { x = Find(x); y = Find(y); if (x == y) return false; // データ構造をマージする一般的なテク if (_size[x] > _size[y]) { _parent[y] = x; _size[x] += _size[y]; } else { _parent[x] = y; _size[y] += _size[x]; } return true; } /// /// iが含まれる成分のサイズ /// /// /// public int GetSize(int i) => _size[Find(i)]; /// /// 連結成分のリスト /// /// public List[] Groups() { var leaderBuf = new int[_n]; var groupSize = new int[_n]; for (int i = 0; i < _n; i++) { leaderBuf[i] = Find(i); groupSize[leaderBuf[i]]++; } var result = new List[_n]; for (int i = 0; i < _n; i++) { result[i] = new List(groupSize[i]); } for (int i = 0; i < _n; i++) { result[leaderBuf[i]].Add(i); } return result.Where(ls => ls.Count > 0).ToArray(); } } } namespace CompLib.Util { using System; using System.Linq; class Scanner { private string[] _line; private int _index; private const char Separator = ' '; public Scanner() { _line = new string[0]; _index = 0; } public string Next() { if (_index >= _line.Length) { string s; do { s = Console.ReadLine(); } while (s.Length == 0); _line = s.Split(Separator); _index = 0; } return _line[_index++]; } public string ReadLine() { _index = _line.Length; return Console.ReadLine(); } public int NextInt() => int.Parse(Next()); public long NextLong() => long.Parse(Next()); public double NextDouble() => double.Parse(Next()); public decimal NextDecimal() => decimal.Parse(Next()); public char NextChar() => Next()[0]; public char[] NextCharArray() => Next().ToCharArray(); public string[] Array() { string s = Console.ReadLine(); _line = s.Length == 0 ? new string[0] : s.Split(Separator); _index = _line.Length; return _line; } public int[] IntArray() => Array().Select(int.Parse).ToArray(); public long[] LongArray() => Array().Select(long.Parse).ToArray(); public double[] DoubleArray() => Array().Select(double.Parse).ToArray(); public decimal[] DecimalArray() => Array().Select(decimal.Parse).ToArray(); } }