Submission #591980

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
591980	2022-07-08 10:26:34	piOOE	Fire (JOI20_ho_t5)	C++17	8 / 100	1087 ms	16076 KiB

ho_t5

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
template <typename T>
struct SparseTable { //max
    int n;
    vector<vector<T>> st;
    SparseTable(const vector<T>& a) {
        n = static_cast<int>(a.size());
        int max_log = 32 - __builtin_clz(n);
        st.resize(max_log);
        st[0] = a;
        for (int j = 1; j < max_log; ++j) {
            st[j].resize(n - (1 << j) + 1);
            for (int i = 0; i <= n - (1 << j); ++i) {
                st[j][i] = max(st[j - 1][i], st[j - 1][i + (1 << (j - 1))]);
            }
        }
    }
    SparseTable() = default;
    T get(int L, int R) const {
        assert(0 <= L && L < R && R <= n);
        int lg = __lg(R - L);
        return max(st[lg][L], st[lg][R - (1 << lg)]);
 
 
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• Subtask 3: 7 / 7
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• Subtask 5: 0 / 80