Submission #535731

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
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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• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 32 / 32
• Subtask 4: 20 / 20
• Subtask 5: 36 / 36