Submission #126444

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
126444	2019-07-07 18:28:37	keko37	Street Lamps (APIO19_street_lamps)	C++14	100 / 100	2634 ms	117484 KiB

street_lamps

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#include<bits/stdc++.h>
using namespace std;
const int MAXN = 300005;
const int SIZ = 120;
int n, q, ofs = 1, cnt;
string s;
map <int, int> mp, rst;
set <int> st;
set <int> :: iterator it;
int t[MAXN * SIZ], lef[MAXN * SIZ], rig[MAXN * SIZ];
struct tournament {
    int root;
    tournament () {
        root = ++cnt;
    }
    void update (int x, int pos, int lo, int hi, int val) {
        if (lo == hi) {
            t[x] += val;
            return;
        }
        int mid = (lo + hi) / 2;
        if (pos <= mid) {
            if (lef[x] == 0) lef[x] = ++cnt;
            update(lef[x], pos, lo, mid, val);
        } else {
            if (rig[x] == 0) rig[x] = ++cnt;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20