Submission #1156978

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1156978	2025-02-25 06:14:19	The_Samurai	Sequence (APIO23_sequence)	C++20	28 / 100	2096 ms	29772 KiB

sequence

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#include "sequence.h"
#include "bits/stdc++.h"
using namespace std;
template<typename T> struct SegTree {
    vector<T> tree;
    int size;
    T neutral_element = 1e9; // sum - 0, mx - (-INF), mn - INF
    inline T merge(T a, T b) {
        return min(a, b);
    }
    void init(int n) {
        size = 1;
        while (size <= n) size *= 2;
        tree.assign(2 * size, neutral_element);
    }
    void build(vector<T> &a) {
        size = 1;
        while (size < a.size()) size *= 2;
        tree.assign(2 * size, neutral_element);
        for (int i = size; i < size + a.size(); i++) tree[i] = a[i - size];
        for (int i = size - 1; i > 0; i--) tree[i] = merge(tree[i << 1], tree[i << 1 | 1]);
    }
    void upd(int p, T value) {  // upd value at position p
        p += size;
        tree[p] = merge(value, tree[p]);
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 17 / 17
• Subtask 3: 0 / 7
• Subtask 4: 0 / 12
• Subtask 5: 0 / 13
• Subtask 6: 0 / 22
• Subtask 7: 0 / 18