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Submission #633547

# Submission time Handle Problem Language Result Execution time Memory
633547 2022-08-22T17:35:43 Z Arinoor Bubble Sort 2 (JOI18_bubblesort2) C++17
38 / 100
 9000 ms 2888 KB 
#include "bubblesort2.h"
#include <bits/stdc++.h>
using namespace std;

#define all(x)			x.begin(), x.end()
#define pb				push_back
#define mp				make_pair
#define fi				first
#define se				second
#define bug(x)			cerr << #x << " : " << x << '\n'

typedef pair<int, int> pii;
const int maxn = 2e5 + 10;

int n, q;
int a[maxn];
int fen[maxn];

void add(int i){
	for(; i <= n; i += i & -i)
		fen[i] ++;
}

int get(int i){
	int res = 0;
	for(; i; i -= i & -i)
		res += fen[i];
	return res;
}

int solve(){
	for(int i = 1; i <= n; i ++)
		fen[i] = 0;
	vector<pii> V;
	for(int i = 0; i < n; i ++){
		V.pb(mp(a[i], i + 1));
	}
	sort(all(V));
	int ans = 0;
	for(int i = n - 1; ~i; i --){
		int ind = V[i].se;
		ans = max(ans, get(ind));
		add(ind);
	}
	return ans;
}

vector<int> countScans(vector<int> A, vector<int> X, vector<int> V){
	n = A.size();
	q = X.size();
	for(int i = 0; i < n; i ++)
		a[i] = A[i];
	vector<int> ans;
	for(int i = 0; i < q; i ++){
		a[X[i]] = V[i];
		ans.pb(solve());
	}
	return ans;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Correct 50 ms 352 KB Output is correct
3 Correct 318 ms 448 KB Output is correct
4 Correct 328 ms 444 KB Output is correct
5 Correct 310 ms 448 KB Output is correct
6 Correct 227 ms 356 KB Output is correct
7 Correct 269 ms 444 KB Output is correct
8 Correct 302 ms 568 KB Output is correct
9 Correct 304 ms 444 KB Output is correct
10 Correct 210 ms 444 KB Output is correct
11 Correct 209 ms 424 KB Output is correct
12 Correct 217 ms 440 KB Output is correct
13 Correct 212 ms 444 KB Output is correct
14 Correct 225 ms 432 KB Output is correct
15 Correct 218 ms 436 KB Output is correct
16 Correct 204 ms 556 KB Output is correct
17 Correct 211 ms 432 KB Output is correct
18 Correct 206 ms 340 KB Output is correct

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Correct 50 ms 352 KB Output is correct
3 Correct 318 ms 448 KB Output is correct
4 Correct 328 ms 444 KB Output is correct
5 Correct 310 ms 448 KB Output is correct
6 Correct 227 ms 356 KB Output is correct
7 Correct 269 ms 444 KB Output is correct
8 Correct 302 ms 568 KB Output is correct
9 Correct 304 ms 444 KB Output is correct
10 Correct 210 ms 444 KB Output is correct
11 Correct 209 ms 424 KB Output is correct
12 Correct 217 ms 440 KB Output is correct
13 Correct 212 ms 444 KB Output is correct
14 Correct 225 ms 432 KB Output is correct
15 Correct 218 ms 436 KB Output is correct
16 Correct 204 ms 556 KB Output is correct
17 Correct 211 ms 432 KB Output is correct
18 Correct 206 ms 340 KB Output is correct
19 Correct 4575 ms 940 KB Output is correct
20 Correct 5971 ms 996 KB Output is correct
21 Correct 5554 ms 892 KB Output is correct
22 Correct 5968 ms 892 KB Output is correct
23 Correct 3996 ms 864 KB Output is correct
24 Correct 4123 ms 868 KB Output is correct
25 Correct 3964 ms 972 KB Output is correct
26 Correct 4059 ms 956 KB Output is correct
27 Correct 3990 ms 968 KB Output is correct
28 Correct 3913 ms 980 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 7036 ms 1768 KB Output is correct
2 Execution timed out 9011 ms 2888 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 340 KB Output is correct
2 Correct 50 ms 352 KB Output is correct
3 Correct 318 ms 448 KB Output is correct
4 Correct 328 ms 444 KB Output is correct
5 Correct 310 ms 448 KB Output is correct
6 Correct 227 ms 356 KB Output is correct
7 Correct 269 ms 444 KB Output is correct
8 Correct 302 ms 568 KB Output is correct
9 Correct 304 ms 444 KB Output is correct
10 Correct 210 ms 444 KB Output is correct
11 Correct 209 ms 424 KB Output is correct
12 Correct 217 ms 440 KB Output is correct
13 Correct 212 ms 444 KB Output is correct
14 Correct 225 ms 432 KB Output is correct
15 Correct 218 ms 436 KB Output is correct
16 Correct 204 ms 556 KB Output is correct
17 Correct 211 ms 432 KB Output is correct
18 Correct 206 ms 340 KB Output is correct
19 Correct 4575 ms 940 KB Output is correct
20 Correct 5971 ms 996 KB Output is correct
21 Correct 5554 ms 892 KB Output is correct
22 Correct 5968 ms 892 KB Output is correct
23 Correct 3996 ms 864 KB Output is correct
24 Correct 4123 ms 868 KB Output is correct
25 Correct 3964 ms 972 KB Output is correct
26 Correct 4059 ms 956 KB Output is correct
27 Correct 3990 ms 968 KB Output is correct
28 Correct 3913 ms 980 KB Output is correct
29 Correct 7036 ms 1768 KB Output is correct
30 Execution timed out 9011 ms 2888 KB Time limit exceeded
31 Halted 0 ms 0 KB -