제출 #603840

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
603840	2022-07-24 12:22:43	OttoTheDino	가로등 (APIO19_street_lamps)	C++17	40 / 100	5064 ms	117280 KiB

street_lamps

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#include <bits/stdc++.h>
using namespace std;
#define rep(i,s,e)                  for (int i = s; i <= e; ++i)
#define pb                          push_back
#define fi                          first
#define se                          second
#define len(a)                      (int)a.size()
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef vector<int> vi;
const int mx = 3e5;
int ans[mx+1], ft[mx+1];
vector<vi> g;
void upd (int x, int id) {
    for (;id<=mx;id+=id&(-id)) ft[id] += x;
}
int qry (int id) {
    int res = 0;
    for (;id;id-=id&(-id)) res += ft[id];
    return res;
}
void cdq (int l, int r) {
    if (l==r) return;
    int mid = (l+r)/2;
    cdq (l, mid);
    cdq (mid+1, r);
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20