제출 #476061

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
476061	2021-09-24 17:05:57	Jarif_Rahman	Group Photo (JOI21_ho_t3)	C++17	100 / 100	676 ms	392328 KiB

Main

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#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;
const ll inf = 1e18;
struct BIT{
    int n;
    vector<ll> sm;
    BIT(int _n){
        n = _n;
        sm.resize(n);
    }
    void add(int in, int x){
        in++;
        while(in <= n) sm[in-1]+=x, in+=in&-in;
    }
    ll sum(int in){
        in++;
        ll s = 0;
        while(in >= 1) s+=sm[in-1], in-=in&-in;
        return s;
    }
    ll sum(int l, int r){
        return sum(r)-(l == 0? 0:sum(l-1));
    }
};
int main(){
 
 
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• Subtask 5: 36 / 36