Submission #928753

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
928753	2024-02-17 04:20:24	juliany2	Passport (JOI23_passport)	C++17	100 / 100	448 ms	51980 KiB

passport

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(x) (x).begin(), (x).end()
template<class T> struct ST {
    static constexpr T ID = {{{(int) 1e9, 0}, {0, 0}}}; // or whatever ID
    inline T comb(T a, T b) { return {min(a[0], b[0]), max(a[1], b[1])}; } // or whatever function
    int sz;
    vector<T> t;
    void init(int _sz, T val = ID) {
        t.assign((sz = _sz) * 2, ID);
    }
    void init(vector<T> &v) {
        t.resize((sz = v.size()) * 2);
        for (int i = 0; i < sz; ++i)
            t[i + sz] = v[i];
        for (int i = sz - 1; i; --i)
            t[i] = comb(t[i * 2], t[(i * 2) | 1]);
    }
    void upd(int i, T x) {
        for (t[i += sz] = x; i > 1; i >>= 1)
            t[i >> 1] = comb(t[i], t[i ^ 1]);
    }
    T query(int l, int r) {
        T ql = ID, qr = ID;
        for (l += sz, r += sz + 1; l < r; l >>= 1, r >>= 1) {
            if (l & 1) ql = comb(ql, t[l++]);
 
 
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• Subtask 1: 6 / 6
• Subtask 2: 16 / 16
• Subtask 3: 24 / 24
• Subtask 4: 8 / 8
• Subtask 5: 46 / 46