Submission #970994

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
970994	2024-04-27 18:03:46	vladilius	The short shank; Redemption (BOI21_prison)	C++17	35 / 100	2066 ms	75720 KiB

prison

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int inf = numeric_limits<int> :: max();
struct ST{
    vector<int> t, p;
    int n;
    ST(int ns){
        n = ns;
        t.resize(4 * n);
        p.resize(4 * n);
    }
    void push(int& v, int& vv){
        if (!p[v]) return;
        p[vv] += p[v]; t[vv] += p[v];
        p[vv + 1] += p[v]; t[vv + 1] += p[v];
        p[v] = 0;
    }
    void add(int v, int tl, int tr, int& l, int& r, int& x){
        if (l > tr || r < tl) return;
        if (l <= tl && tr <= r){
            t[v] += x;
            p[v] += x;
            return;
        }
        int tm = (tl + tr) / 2, vv = 2 * v;
        push(v, vv);
        add(vv, tl, tm, l, r, x);
        add(vv + 1, tm + 1, tr, l, r, x);
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 0 / 10
• Subtask 3: 20 / 20
• Subtask 4: 0 / 10
• Subtask 5: 0 / 25
• Subtask 6: 0 / 20