結果
問題 | No.876 Range Compress Query |
ユーザー | Coki628 |
提出日時 | 2020-11-28 02:08:38 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 151 ms / 2,000 ms |
コード長 | 6,358 bytes |
コンパイル時間 | 2,501 ms |
コンパイル使用メモリ | 214,676 KB |
実行使用メモリ | 13,712 KB |
最終ジャッジ日時 | 2024-09-12 21:46:38 |
合計ジャッジ時間 | 5,841 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
(要ログイン)
テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,816 KB |
testcase_03 | AC | 2 ms
6,812 KB |
testcase_04 | AC | 2 ms
6,812 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 3 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 142 ms
13,212 KB |
testcase_12 | AC | 117 ms
12,832 KB |
testcase_13 | AC | 119 ms
13,240 KB |
testcase_14 | AC | 148 ms
13,120 KB |
testcase_15 | AC | 102 ms
13,380 KB |
testcase_16 | AC | 145 ms
13,604 KB |
testcase_17 | AC | 142 ms
13,712 KB |
testcase_18 | AC | 151 ms
13,524 KB |
ソースコード
// #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using pll = pair<ll, ll>; using pii = pair<int, int>; using vvl = vector<vector<ll>>; using vvi = vector<vector<int>>; using vvpll = vector<vector<pll>>; #define rep(i, a, b) for (ll i=(a); i<(b); i++) #define rrep(i, a, b) for (ll i=(a); i>(b); i--) #define pb push_back #define tostr to_string constexpr ll INF = LONG_LONG_MAX; constexpr ll MOD = 1000000007; template<typename T> vector<vector<T>> list2d(int N, int M, T init) { vector<vector<T>> res(N, vector<T>(M, init)); return res; } template<typename T> vector<vector<vector<T>>> list3d(int N, int M, int L, T init) { vector<vector<vector<T>>> res(N, vector<vector<T>>(M, vector<T>(L, init))); return res; } void print(ld out) { cout << fixed << setprecision(15) << out << '\n'; } void print(double out) { cout << fixed << setprecision(15) << out << '\n'; } template<typename T> void print(T out) { cout << out << '\n'; } template<typename T1, typename T2> void print(pair<T1, T2> out) { cout << out.first << ' ' << out.second << '\n'; } template<typename T> void print(vector<T> A) { rep(i, 0, A.size()) { cout << A[i]; cout << (i == A.size()-1 ? '\n' : ' '); } } template<typename T> void print(set<T> S) { vector<T> A(S.begin(), S.end()); print(A); } template<typename T> inline bool chmax(T &x, T y) { return (y > x) ? x = y, true : false; } template<typename T> inline bool chmin(T &x, T y) { return (y < x) ? x = y, true : false; } ll sum(vector<ll> A) { ll res = 0; for (ll a: A) res += a; return res; } ll max(vector<ll> A) { ll res = -INF; for (ll a: A) chmax(res, a); return res; } ll min(vector<ll> A) { ll res = INF; for (ll a: A) chmin(res, a); return res; } ll toint(string s) { ll res = 0; for (char c : s) { res *= 10; res += (c - '0'); } return res; } int toint(char num) { return num - '0'; } char tochar(int num) { return '0' + num; } inline ll pow(int x, ll n) { ll res = 1; rep(_, 0, n) res *= x; return res; } inline ll pow(ll x, ll n, int mod) { ll res = 1; while (n > 0) { if (n & 1) { res = (res * x) % mod; } x = (x * x) % mod; n >>= 1; } return res; } inline ll floor(ll a, ll b) { if (a < 0) { return (a-b+1) / b; } else { return a / b; } } inline ll ceil(ll a, ll b) { if (a >= 0) { return (a+b-1) / b; } else { return a / b; } } pll divmod(ll a, ll b) { ll d = a / b; ll m = a % b; return {d, m}; } int popcount(ll S) { return __builtin_popcountll(S); } ll gcd(ll a, ll b) { return __gcd(a, b); } template<typename T, typename E> struct LazySegTree { using F = function<T(T, T)>; using G = function<T(T, E)>; using H = function<E(E, E)>; int n, height; F f; G g; H h; T ti; E ei; vector<T> dat; vector<E> laz; LazySegTree(F f, G g, H h, T ti, E ei): f(f), g(g), h(h), ti(ti), ei(ei) {} void init(int n_){ n = 1; height = 0; while (n<n_) n<<=1, height++; dat.assign(2*n, ti); laz.assign(2*n, ei); } void build(int n_) { init(n_); } void build(const vector<T> &v){ int n_ = v.size(); init(n_); for (int i=0;i<n_;i++) dat[n+i] = v[i]; for (int i=n-1;i;i--) dat[i] = f(dat[(i<<1)|0], dat[(i<<1)|1]); } inline T reflect(int k){ return laz[k]==ei?dat[k]:g(dat[k], laz[k]); } inline void propagate(int k){ if (laz[k]==ei) return; laz[(k<<1)|0] = h(laz[(k<<1)|0], laz[k]); laz[(k<<1)|1] = h(laz[(k<<1)|1], laz[k]); dat[k] = reflect(k); laz[k] = ei; } inline void thrust(int k){ for (int i=height;i;i--) propagate(k>>i); } inline void recalc(int k){ while (k>>=1) dat[k] = f(reflect((k<<1)|0), reflect((k<<1)|1)); } void update(int a,int b,E x){ if (a>=b) return; thrust(a+=n); thrust(b+=n-1); for (int l=a,r=b+1;l<r;l>>=1,r>>=1) { if (l&1) laz[l] = h(laz[l], x), l++; if (r&1) --r, laz[r] = h(laz[r], x); } recalc(a); recalc(b); } void set_val(int a, T x){ thrust(a+=n); dat[a] = x; laz[a] = ei; recalc(a); } T query(int a, int b){ if (a>=b) return ti; thrust(a+=n); thrust(b+=n-1); T vl = ti, vr = ti; for (int l=a,r=b+1;l<r;l>>=1,r>>=1) { if (l&1) vl = f(vl, reflect(l++)); if (r&1) vr = f(reflect(--r), vr); } return f(vl, vr); } template<typename C> int find(int st, C &check, T &acc, int k, int l, int r){ if (l+1==r) { acc = f(acc, reflect(k)); return check(acc)?k-n:-1; } propagate(k); int m = (l+r)>>1; if (m<=st) return find(st, check, acc, (k<<1)|1, m, r); if (st<=l&&!check(f(acc,dat[k]))) { acc = f(acc,dat[k]); return -1; } int vl = find(st, check, acc, (k<<1)|0, l, m); if (~vl) return vl; return find(st, check, acc, (k<<1)|1, m, r); } template<typename C> int find(int st, C &check){ T acc = ti; return find(st, check, acc, 1, 0, n); } }; struct Node { ll l, r, cnt; }; auto f = [](const Node &a, const Node &b) -> Node { Node res; res.cnt = a.cnt + b.cnt; if (a.r == b.l) res.cnt--; res.l = a.l; res.r = b.r; return res; }; auto g = [](const Node &a, ll x) -> Node { Node res; res.cnt = a.cnt; res.l = a.l + x; res.r = a.r + x; return res; }; auto h = [](ll a, ll b) -> ll { return a + b; }; int main() { cin.tie(0); ios::sync_with_stdio(false); ll N, Q; cin >> N >> Q; vector<Node> A(N); rep(i, 0, N) { ll a; cin >> a; A[i] = {a, a, 1}; } LazySegTree<Node, ll> seg(f, g, h, Node({0, 0, 0}), 0LL); seg.build(A); rep(i, 0, Q) { ll op; cin >> op; if (op == 1) { ll l, r, x; cin >> l >> r >> x; l--; seg.update(l, r, x); } else { ll l, r; cin >> l >> r; l--; auto res = seg.query(l, r); print(res.cnt); } } return 0; }