using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.Globalization; using System.IO; using System.Text; using System.Linq; using E = System.Linq.Enumerable; struct Query { public int Index, L, R; } struct Data { public int Index, Value; } internal partial class Solver { public void Run() { var n = ni(); var q = ni(); var a = ni(n); var p = E.Range(0, n).OrderBy(i => a[i]).ToArray(); var queries = new List(); for (int _ = 0; _ < q; _++) { var t = ni(); var l = ni() - 1; var r = ni() - 1; queries.Add(new Query { Index = _, L = l, R = r }); } queries.Sort((q1, q2) => -q1.L.CompareTo(q2.L)); var pq = new PriorityQueue((x, y) => x.Value.CompareTo(y.Value)); var bit = new BinaryIndexTree(n); var ans = new long[q]; int cur = 0; for (int i = n - 1; i >= 0; i--) { var x = a[i]; bit.Add(i, 1); while (pq.Count > 0 && pq.Peek().Value < x) { bit.Add(pq.Peek().Index, -1); pq.Dequeue(); } pq.Enqueue(new Data { Value = x, Index = i }); while (cur < queries.Count && queries[cur].L == i) { var qu = queries[cur]; ans[qu.Index] = bit.Sum(i, qu.R + 1); cur++; } } cout.WriteLine(string.Join("\n", ans)); } } public class BinaryIndexTree { private readonly long[] array; public BinaryIndexTree(int size) { array = new long[size]; } public long Sum(int begin, int end) { if (begin != 0) { return Sum(0, end) - Sum(0, begin); } long val = 0; end--; for (; end >= 0; end = (end & (end + 1)) - 1) { val += array[end]; } return val; } public void Add(int k, long val) { for (; k < array.Length; k |= k + 1) { array[k] += val; } } /// return min pos where sum(A[0] .. A[pos]) >= w public int LowerBound(long w) { if (w <= 0) { return 0; } int x = 0, k = 1, N = array.Length; while ((k << 1) <= N) { k <<= 1; } for (; k > 0; k >>= 1) { if (x + k - 1 < N && array[x + k - 1] < w) { w -= array[x + k - 1]; x += k; } } return (x == N) ? -1 : x; } } public class PriorityQueue { private T[] _array = new T[100]; private int _size = 0; private readonly Comparison _compare; public PriorityQueue() { _compare = Comparer.Default.Compare; } public PriorityQueue(Comparison comp) { _compare = comp; } public int Count { get { return _size; } } private void Swap(int a, int b) { var t = _array[a]; _array[a] = _array[b]; _array[b] = t; } private void Expand() { var newlist = new T[_array.Length * 2]; Array.Copy(_array, newlist, _array.Length); _array = newlist; } public bool Any() { return _size > 0; } public void Enqueue(T newValue) { if (_size >= _array.Length) { Expand(); } _array[_size++] = newValue; int pos = _size - 1; while (pos > 0) { int parent = (pos - 1) / 2; if (_compare(_array[parent], _array[pos]) > 0) { Swap(parent, pos); pos = parent; } else { break; } } } public T Peek() { return _array[0]; } public T Dequeue() { var top = _array[0]; _array[0] = _array[--_size]; int pos = 0; while (pos * 2 + 1 < _size) { int left = pos * 2 + 1; int right = left + 1; int next = left; if (right < _size && _compare(_array[left], _array[right]) > 0) { next = right; } if (_compare(_array[pos], _array[next]) > 0) { Swap(next, pos); pos = next; } else { break; } } return top; } }; // PREWRITEN CODE BEGINS FROM HERE internal partial class Solver : Scanner { public static void Main(string[] args) { #if LOCAL byte[] inputBuffer = new byte[1000000]; var inputStream = Console.OpenStandardInput(inputBuffer.Length); using (var reader = new StreamReader(inputStream, Console.InputEncoding, false, inputBuffer.Length)) { Console.SetIn(reader); new Solver(Console.In, Console.Out).Run(); } #else Console.SetOut(new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); new Solver(Console.In, Console.Out).Run(); Console.Out.Flush(); #endif } #pragma warning disable IDE0052 private readonly TextReader cin; private readonly TextWriter cout; #pragma warning restore IDE0052 public Solver(TextReader reader, TextWriter writer) : base(reader) { cin = reader; cout = writer; } public Solver(string input, TextWriter writer) : this(new StringReader(input), writer) { } #pragma warning disable IDE1006 #pragma warning disable IDE0051 private int ni() { return NextInt(); } private int[] ni(int n) { return NextIntArray(n); } private long nl() { return NextLong(); } private long[] nl(int n) { return NextLongArray(n); } private double nd() { return NextDouble(); } private double[] nd(int n) { return NextDoubleArray(n); } private string ns() { return Next(); } private string[] ns(int n) { return NextArray(n); } #pragma warning restore IDE1006 #pragma warning restore IDE0051 } internal static class LinqPadExtension { [Conditional("DEBUG")] public static void Dump(this T obj) { #if DEBUG LINQPad.Extensions.Dump(obj); #endif } } public class Scanner { private readonly TextReader Reader; private readonly CultureInfo ci = CultureInfo.InvariantCulture; private readonly char[] buffer = new char[2 * 1024]; private int cursor = 0, length = 0; private string Token; private readonly StringBuilder sb = new StringBuilder(1024); public Scanner() : this(Console.In) { } public Scanner(TextReader reader) { Reader = reader; } public int NextInt() { return checked((int)NextLong()); } public long NextLong() { var s = Next(); long r = 0; int i = 0; bool negative = false; if (s[i] == '-') { negative = true; i++; } for (; i < s.Length; i++) { r = r * 10 + (s[i] - '0'); #if DEBUG if (!char.IsDigit(s[i])) throw new FormatException(); #endif } return negative ? -r : r; } public double NextDouble() { return double.Parse(Next(), ci); } public string[] NextArray(int size) { string[] array = new string[size]; for (int i = 0; i < size; i++) { array[i] = Next(); } return array; } public int[] NextIntArray(int size) { int[] array = new int[size]; for (int i = 0; i < size; i++) { array[i] = NextInt(); } return array; } public long[] NextLongArray(int size) { long[] array = new long[size]; for (int i = 0; i < size; i++) { array[i] = NextLong(); } return array; } public double[] NextDoubleArray(int size) { double[] array = new double[size]; for (int i = 0; i < size; i++) { array[i] = NextDouble(); } return array; } public string Next() { if (Token == null) { if (!StockToken()) { throw new InvalidOperationException(); } } var token = Token; Token = null; return token; } public bool HasNext() { if (Token != null) { return true; } return StockToken(); } private bool StockToken() { while (true) { sb.Clear(); while (true) { if (cursor >= length) { cursor = 0; if ((length = Reader.Read(buffer, 0, buffer.Length)) <= 0) { break; } } var c = buffer[cursor++]; if (33 <= c && c <= 126) { sb.Append(c); } else { if (sb.Length > 0) break; } } if (sb.Length > 0) { Token = sb.ToString(); return true; } return false; } } }