Submission #733515

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
733515	2023-05-01 01:23:36	Username4132	Street Lamps (APIO19_street_lamps)	C++14	100 / 100	2467 ms	205504 KiB

street_lamps

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#include<iostream>
#include<vector>
#include<algorithm>
#include<set>
#include<cassert>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
#define PB push_back
#define F first
#define S second
const int MAXN=300010;
int n, m;
string str;
ll sum(vector<ll>& bit, int r){
    ll ret=0;
    for(; r>=0; r=(r&(r+1))-1) ret+=bit[r];
    return ret;
}
void add(vector<ll>& bit, int r, int delta){
    for(; r<(int)bit.size(); r=r|(r+1)) bit[r]+=delta;
}
void add(vector<ll>& bit, int l, int r, int delta){
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20