Submission #530358

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
530358	2022-02-25 07:57:03	toilaai132	Distributing Candies (IOI21_candies)	C++17	100 / 100	1135 ms	69028 KiB

candies

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1000000 + 10;
const int MAXQ = 1000000 + 10;
const long long INF = (long long)(1e18);
struct SegmentTree {
    int n;
    long long vmin[(MAXN + MAXQ) * 4], vmax[(MAXN + MAXQ) * 4], lazy[(MAXN + MAXQ) * 4];
    void init(int _n) {
        n = _n;
        for(int i = 0; i <= 4 * n; ++i) vmin[i] = vmax[i] = lazy[i] = 0;
    }
    void lazy_update(int node, int from, int to) {
        vmin[node] += lazy[node]; vmax[node] += lazy[node];
        if (from < to) {
            lazy[node * 2] += lazy[node];
            lazy[node * 2 + 1] += lazy[node];
        }
        lazy[node] = 0;
    }
    void update(int node, int from, int to, int L, int R, int add) {
        lazy_update(node, from, to);
        if (from > R || to < L) return;
        if (L <= from && to <= R) {
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 8 / 8
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29
• Subtask 5: 33 / 33