제출 #949347

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
949347	2024-03-19 06:42:23	vladilius	Tourism (JOI23_tourism)	C++17	100 / 100	941 ms	27832 KiB

tourism

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
struct FT{
    vector<int> bit;
    int n;
    FT(int ns){
        n = ns;
        bit.resize(n + 1);
    }
    void upd(int v, int k){
        while (v <= n){
            bit[v] += k;
            v |= (v + 1);
        }
    }
    int get(int v){
        int out = 0;
        while (v > 0){
            out += bit[v];
            v = (v & (v + 1)) - 1;
        }
        return out;
    }
};
int main(){
    ios_base::sync_with_stdio(0);
 
 
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