結果
問題 | No.2077 Get Minimum Algorithm |
ユーザー | tokusakurai |
提出日時 | 2022-09-17 12:39:31 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 116 ms / 3,000 ms |
コード長 | 5,105 bytes |
コンパイル時間 | 2,395 ms |
コンパイル使用メモリ | 211,720 KB |
実行使用メモリ | 11,648 KB |
最終ジャッジ日時 | 2024-06-01 15:04:39 |
合計ジャッジ時間 | 8,654 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 3 ms
5,376 KB |
testcase_04 | AC | 7 ms
5,376 KB |
testcase_05 | AC | 4 ms
5,376 KB |
testcase_06 | AC | 4 ms
5,376 KB |
testcase_07 | AC | 3 ms
5,376 KB |
testcase_08 | AC | 6 ms
5,376 KB |
testcase_09 | AC | 6 ms
5,376 KB |
testcase_10 | AC | 4 ms
5,376 KB |
testcase_11 | AC | 6 ms
5,376 KB |
testcase_12 | AC | 116 ms
10,800 KB |
testcase_13 | AC | 116 ms
10,752 KB |
testcase_14 | AC | 116 ms
11,008 KB |
testcase_15 | AC | 115 ms
10,880 KB |
testcase_16 | AC | 115 ms
10,880 KB |
testcase_17 | AC | 108 ms
10,880 KB |
testcase_18 | AC | 112 ms
10,880 KB |
testcase_19 | AC | 112 ms
10,976 KB |
testcase_20 | AC | 114 ms
10,880 KB |
testcase_21 | AC | 114 ms
10,880 KB |
testcase_22 | AC | 84 ms
11,008 KB |
testcase_23 | AC | 89 ms
11,136 KB |
testcase_24 | AC | 87 ms
11,008 KB |
testcase_25 | AC | 93 ms
10,880 KB |
testcase_26 | AC | 89 ms
11,008 KB |
testcase_27 | AC | 101 ms
11,648 KB |
testcase_28 | AC | 86 ms
8,576 KB |
testcase_29 | AC | 66 ms
7,296 KB |
testcase_30 | AC | 103 ms
11,136 KB |
testcase_31 | AC | 87 ms
8,448 KB |
testcase_32 | AC | 71 ms
7,424 KB |
testcase_33 | AC | 86 ms
10,880 KB |
testcase_34 | AC | 75 ms
9,600 KB |
testcase_35 | AC | 55 ms
7,424 KB |
testcase_36 | AC | 82 ms
11,008 KB |
testcase_37 | AC | 111 ms
11,008 KB |
testcase_38 | AC | 2 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (n); i++) #define per(i, n) for (int i = (n)-1; i >= 0; i--) #define rep2(i, l, r) for (int i = (l); i < (r); i++) #define per2(i, l, r) for (int i = (r)-1; i >= (l); i--) #define each(e, v) for (auto &e : v) #define MM << " " << #define pb push_back #define eb emplace_back #define all(x) begin(x), end(x) #define rall(x) rbegin(x), rend(x) #define sz(x) (int)x.size() using ll = long long; using pii = pair<int, int>; using pil = pair<int, ll>; using pli = pair<ll, int>; using pll = pair<ll, ll>; template <typename T> using minheap = priority_queue<T, vector<T>, greater<T>>; template <typename T> using maxheap = priority_queue<T>; template <typename T> bool chmax(T &x, const T &y) { return (x < y) ? (x = y, true) : false; } template <typename T> bool chmin(T &x, const T &y) { return (x > y) ? (x = y, true) : false; } template <typename T> int flg(T x, int i) { return (x >> i) & 1; } template <typename T> void print(const vector<T> &v, T x = 0) { int n = v.size(); for (int i = 0; i < n; i++) cout << v[i] + x << (i == n - 1 ? '\n' : ' '); if (v.empty()) cout << '\n'; } template <typename T> void printn(const vector<T> &v, T x = 0) { int n = v.size(); for (int i = 0; i < n; i++) cout << v[i] + x << '\n'; } template <typename T> int lb(const vector<T> &v, T x) { return lower_bound(begin(v), end(v), x) - begin(v); } template <typename T> int ub(const vector<T> &v, T x) { return upper_bound(begin(v), end(v), x) - begin(v); } template <typename T> void rearrange(vector<T> &v) { sort(begin(v), end(v)); v.erase(unique(begin(v), end(v)), end(v)); } template <typename T> vector<int> id_sort(const vector<T> &v, bool greater = false) { int n = v.size(); vector<int> ret(n); iota(begin(ret), end(ret), 0); sort(begin(ret), end(ret), [&](int i, int j) { return greater ? v[i] > v[j] : v[i] < v[j]; }); return ret; } template <typename S, typename T> pair<S, T> operator+(const pair<S, T> &p, const pair<S, T> &q) { return make_pair(p.first + q.first, p.second + q.second); } template <typename S, typename T> pair<S, T> operator-(const pair<S, T> &p, const pair<S, T> &q) { return make_pair(p.first - q.first, p.second - q.second); } template <typename S, typename T> istream &operator>>(istream &is, pair<S, T> &p) { S a; T b; is >> a >> b; p = make_pair(a, b); return is; } template <typename S, typename T> ostream &operator<<(ostream &os, const pair<S, T> &p) { return os << p.first << ' ' << p.second; } struct io_setup { io_setup() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout << fixed << setprecision(15); } } io_setup; const int inf = (1 << 30) - 1; const ll INF = (1LL << 60) - 1; // const int MOD = 1000000007; const int MOD = 998244353; template <typename T> struct Binary_Indexed_Tree { vector<T> bit; const int n; Binary_Indexed_Tree(const vector<T> &v) : n((int)v.size()) { bit.resize(n + 1); copy(begin(v), end(v), begin(bit) + 1); for (int a = 2; a <= n; a <<= 1) { for (int b = a; b <= n; b += a) bit[b] += bit[b - a / 2]; } } Binary_Indexed_Tree(int n, const T &x) : Binary_Indexed_Tree(vector<T>(n, x)) {} void add(int i, const T &x) { for (i++; i <= n; i += (i & -i)) bit[i] += x; } void change(int i, const T &x) { add(i, x - query(i, i + 1)); } T sum(int i) const { i = min(i, n); T ret = 0; for (; i > 0; i -= (i & -i)) ret += bit[i]; return ret; } T query(int l, int r) const { if (l >= r) return 0; return sum(r) - sum(l); } T operator[](int i) const { return query(i, i + 1); } // v[0]+...+v[r] >= x を満たす最小の r (なければ n) int lower_bound(T x) const { int ret = 0; for (int k = 31 - __builtin_clz(n); k >= 0; k--) { if (ret + (1 << k) <= n && bit[ret + (1 << k)] < x) x -= bit[ret += (1 << k)]; } return ret; } // v[0]+...+v[r] > x を満たす最小の r (なければ n) int upper_bound(T x) const { int ret = 0; for (int k = 31 - __builtin_clz(n); k >= 0; k--) { if (ret + (1 << k) <= n && bit[ret + (1 << k)] <= x) x -= bit[ret += (1 << k)]; } return ret; } }; int main() { int N; cin >> N; vector<int> P(N), Q(N); rep(i, N) { cin >> P[i]; P[i]--; Q[P[i]] = i; } int T; cin >> T; vector<vector<pii>> qs(N); rep(i, T) { int x, y; cin >> x >> y; y--; qs[y].eb(x, i); } vector<int> ans(T, -1); Binary_Indexed_Tree<int> bit(N, 0); rep(i, N) { each(e, qs[i]) { auto [x, id] = e; if (x <= bit.query(0, Q[i])) { ans[id] = Q[i]; } else { ans[id] = bit.lower_bound(x); } } bit.add(Q[i], 1); } printn(ans, 1); }