#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; using ll = long long; constexpr int INF = 1001001001; constexpr int mod = 1000000007; // constexpr int mod = 998244353; template inline bool chmax(T& x, T y){ if(x < y){ x = y; return true; } return false; } template inline bool chmin(T& x, T y){ if(x > y){ x = y; return true; } return false; } template struct SegmentTree{ using F = function; int sz; vector seg; const F f; const Monoid M1; SegmentTree(const F f, const Monoid& M1) : f(f), M1(M1) {} SegmentTree(int n, const F f, const Monoid &M1) : f(f), M1(M1) { sz = 1; while(sz < n) sz <<= 1; seg.assign(2 * sz, M1); } void resize(int n){ sz = 1; while(sz < n) sz <<= 1; seg.assign(2 * sz, M1); } void set(int k, const Monoid &x){ seg[k + sz] = x; } void build(){ for(int k = sz - 1; k > 0; --k){ seg[k] = f(seg[k << 1], seg[k << 1 | 1]); } } void update(int k, const Monoid &x){ k += sz; seg[k] = x; while(k >>= 1){ seg[k] = f(seg[k << 1], seg[k << 1 | 1]); } } Monoid query(int a, int b){ Monoid L = M1, R = M1; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1){ if(a & 1) L = f(L, seg[a++]); if(b & 1) R = f(seg[--b], R); } return f(L, R); } Monoid operator[](const int &k) const{ return seg[k + sz]; } // (type = true) : find_last // (type = false) : find_first template int find_subtree(int a, const C &check, Monoid &M, bool type){ while(a < sz){ Monoid nxt = type ? f(seg[a << 1 | type], M) : f(M, seg[a << 1 | type]); if(check(nxt)) a = a << 1 | type; else M = nxt, a = 2 * a + 1 - type; } return a - sz; } template int find_first(int a, const C &check){ Monoid L = M1; if(a <= 0){ if(check(f(L, seg[1]))) return find_subtree(1, check, L, false); return -1; } int b = sz; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1){ if(a & 1){ Monoid nxt = f(L, seg[a]); if(check(nxt)) return find_subtree(a, check, L, false); L = nxt; ++a; } } return -1; } template int find_last(int b, const C &check){ Monoid R = M1; if(b >= sz){ if(check(f(seg[1], R))) return find_subtree(1, check, R, true); return -1; } int a = sz; for(b += sz; a < b; a >>= 1, b >>= 1){ if(b & 1){ Monoid nxt = f(seg[--b], R); if(check(nxt)) return find_subtree(b, check, R, true); R = nxt; } } return -1; } }; template struct BinaryIndexedTree{ vector data; int sz; BinaryIndexedTree(int n){ sz = n + 2; data.assign(sz, 0); } void add(int i, T x){ ++i; while(i < sz){ data[i] += x; i += i & -i; } } // [0, i] の区間和 T sum(int i){ T res = 0; ++i; while(i > 0){ res += data[i]; i -= i & -i; } return res; } // [l, r) の区間和 T sum(int l, int r){ if(l > r) return 0; return sum(r - 1) - sum(l - 1); } // val 以上を満たす 0-indexed の位置を返す int lower_bound(T val){ // if(val <= 0) return -1; int res = 0; int n = 1; while(n < sz) n <<= 1; for(int k = n >> 1; k > 0; k >>= 1){ if(res + k < sz && data[res + k] < val){ val -= data[res + k]; res += k; } } return res; // 1-indexed であれば、res + 1 を返す } }; int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); int N, Q, a; cin >> N >> Q; SegmentTree seg(N + 1, [](int a, int b){return max(a, b);}, 0); seg.set(0, N + 3); for(int i = 1; i <= N; ++i){ cin >> a; seg.set(i, a); } seg.build(); vector more_than_pos(N + 1); for(int i = 1; i <= N; ++i){ a = seg[i]; auto check = [&](int x){return x > a;}; more_than_pos[i] = seg.find_last(i, check); } using query = tuple; vector qs; for(int i = 0; i < Q; ++i){ int t, l, r; cin >> t >> l >> r; qs.emplace_back(l, r + 1, i); } constexpr int B = 300; sort(begin(qs), end(qs), [&](const query& a, const query& b){ if(get<0>(a) / B == get<0>(b) / B) return get<1>(a) < get<1>(b); return get<0>(a) < get<0>(b); }); vector ans(Q); int l = 1, r = 1; BinaryIndexedTree bit(N + 5); for(auto& [l2, r2, i] : qs){ while(r < r2) bit.add(more_than_pos[r++], 1); while(r > r2) bit.add(more_than_pos[--r], -1); while(l < l2) bit.add(more_than_pos[l++], -1); while(l > l2) bit.add(more_than_pos[--l], 1); ans[i] = r2 - l2 - bit.sum(l2, r2); } for(int i = 0; i < Q; ++i) cout << ans[i] << '\n'; return 0; }