제출 #535731

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
535731	2022-03-11 03:50:47	sam571128	Group Photo (JOI21_ho_t3)	C++17	100 / 100	709 ms	117600 KiB

Main

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#include <bits/stdc++.h>
#define int long long
#define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;
const int N = 5e3+5;
int bit[N][2], inv[N][N];
void update(int idx, int pos, int val){
    while(pos < N){
        bit[pos][idx] += val;
        pos += pos&-pos;
    }
}
int query(int idx, int pos){
    int res = 0;
    while(pos){
        res += bit[pos][idx];
        pos -= pos&-pos;
    }
    return res;
}
signed main(){
    fastio
    int n;
    cin >> n;
 
 
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