oj.uz

답안 #1079947

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1079947 2024-08-29T04:45:11 Z robloxuser4321 Pilot (NOI19_pilot) C++17
100 / 100
 705 ms 83320 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define pii pair<int, int>
#define f first
#define s second

vector<int> parents(1000006, -1);
vector<int> sizes(1000006);

class DisjointSets {

	public:
		DisjointSets(int size) {
			for (int i = 0; i < size; i++) { parents[i] = i; }
		}

		/** @return the "representative" node in x's component */
		int find(int x) {
			return parents[x] == x ? x : (parents[x] = find(parents[x]));
		}

		/** @return whether the merge changed connectivity */
		int unite(int x, int y) {
			int x_root = find(x);
			int y_root = find(y);
			if (x_root == y_root) { return 0; }

			if (sizes[x_root] < sizes[y_root]) { swap(x_root, y_root); }
			
			int A = sizes[x_root], B = sizes[y_root];
			/*int ans = ((A + B) * (A + B - 1)) / 2;
			ans -= (A * (A - 1)) / 2;
			ans -= (B * (B - 1)) / 2;*/

			sizes[x_root] += sizes[y_root];
			parents[y_root] = x_root;
			return A * B;
		}

		/** @return whether x and y are in the same connected component */
		bool connected(int x, int y) { return find(x) == find(y); }
};

signed main() {
	int N, Q; cin >> N >> Q;

	vector<pii> H;
	vector<int> M(N + 6);

	for(int i = 1; i <= N; i++){
		cin >> M[i];
		H.push_back({M[i], -i});
	}
	M[N + 1] = 1000000006;
	M[0] = 1000000006;

	for(int i = 1; i <= Q; i++){
		int x; cin >> x;
		H.push_back({x, i});
	}

	sort(H.begin(), H.end());

	DisjointSets DSU(N + 6);

	vector<int> ans(Q + 1);
	int count = 0;
	for(int i = 0; i < N + Q; i++){
		int Alt = H[i].f, ind = H[i].s;

		if(ind > 0){
			ans[ind] = count;
			continue;
		}

		count++;
		ind *= -1;
		parents[ind] = ind;
		sizes[ind] = 1;

		if(Alt >= M[ind + 1]){
			count += DSU.unite(ind, ind + 1);
		}		
		if(Alt >= M[ind - 1]){
			count += DSU.unite(ind, ind - 1);
		}


	}

	for(int i = 1; i <= Q; i++){
		cout << ans[i] << " ";
	}




	




}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 6 ms 15960 KB Output is correct
12 Correct 7 ms 15964 KB Output is correct
13 Correct 7 ms 15964 KB Output is correct
14 Correct 7 ms 15964 KB Output is correct
15 Correct 8 ms 15960 KB Output is correct

Subtask #3
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 6 ms 15960 KB Output is correct
12 Correct 7 ms 15964 KB Output is correct
13 Correct 7 ms 15964 KB Output is correct
14 Correct 7 ms 15964 KB Output is correct
15 Correct 8 ms 15960 KB Output is correct
16 Correct 9 ms 16084 KB Output is correct
17 Correct 6 ms 16108 KB Output is correct
18 Correct 7 ms 15964 KB Output is correct
19 Correct 6 ms 15964 KB Output is correct
20 Correct 7 ms 15964 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 6 ms 15960 KB Output is correct
12 Correct 7 ms 15964 KB Output is correct
13 Correct 7 ms 15964 KB Output is correct
14 Correct 7 ms 15964 KB Output is correct
15 Correct 8 ms 15960 KB Output is correct
16 Correct 9 ms 16084 KB Output is correct
17 Correct 6 ms 16108 KB Output is correct
18 Correct 7 ms 15964 KB Output is correct
19 Correct 6 ms 15964 KB Output is correct
20 Correct 7 ms 15964 KB Output is correct
21 Correct 7 ms 15964 KB Output is correct
22 Correct 8 ms 15992 KB Output is correct
23 Correct 7 ms 15964 KB Output is correct
24 Correct 8 ms 15944 KB Output is correct
25 Correct 7 ms 16120 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 36 ms 19408 KB Output is correct
2 Correct 34 ms 19664 KB Output is correct
3 Correct 33 ms 19408 KB Output is correct
4 Correct 33 ms 19360 KB Output is correct
5 Correct 31 ms 19396 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 58 ms 22464 KB Output is correct
2 Correct 58 ms 22524 KB Output is correct
3 Correct 59 ms 22464 KB Output is correct
4 Correct 62 ms 22720 KB Output is correct
5 Correct 60 ms 22400 KB Output is correct

Subtask #7
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 61 ms 22460 KB Output is correct
2 Correct 65 ms 22724 KB Output is correct
3 Correct 65 ms 22712 KB Output is correct
4 Correct 60 ms 22616 KB Output is correct
5 Correct 65 ms 22728 KB Output is correct

Subtask #8
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 36 ms 19408 KB Output is correct
12 Correct 34 ms 19664 KB Output is correct
13 Correct 33 ms 19408 KB Output is correct
14 Correct 33 ms 19360 KB Output is correct
15 Correct 31 ms 19396 KB Output is correct
16 Correct 35 ms 19308 KB Output is correct
17 Correct 36 ms 19664 KB Output is correct
18 Correct 34 ms 19664 KB Output is correct
19 Correct 32 ms 19436 KB Output is correct
20 Correct 32 ms 19660 KB Output is correct
21 Correct 32 ms 19408 KB Output is correct
22 Correct 33 ms 19560 KB Output is correct
23 Correct 33 ms 19408 KB Output is correct
24 Correct 33 ms 19408 KB Output is correct
25 Correct 32 ms 19396 KB Output is correct

Subtask #9
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 6 ms 15960 KB Output is correct
12 Correct 7 ms 15964 KB Output is correct
13 Correct 7 ms 15964 KB Output is correct
14 Correct 7 ms 15964 KB Output is correct
15 Correct 8 ms 15960 KB Output is correct
16 Correct 9 ms 16084 KB Output is correct
17 Correct 6 ms 16108 KB Output is correct
18 Correct 7 ms 15964 KB Output is correct
19 Correct 6 ms 15964 KB Output is correct
20 Correct 7 ms 15964 KB Output is correct
21 Correct 7 ms 15964 KB Output is correct
22 Correct 8 ms 15992 KB Output is correct
23 Correct 7 ms 15964 KB Output is correct
24 Correct 8 ms 15944 KB Output is correct
25 Correct 7 ms 16120 KB Output is correct
26 Correct 36 ms 19408 KB Output is correct
27 Correct 34 ms 19664 KB Output is correct
28 Correct 33 ms 19408 KB Output is correct
29 Correct 33 ms 19360 KB Output is correct
30 Correct 31 ms 19396 KB Output is correct
31 Correct 58 ms 22464 KB Output is correct
32 Correct 58 ms 22524 KB Output is correct
33 Correct 59 ms 22464 KB Output is correct
34 Correct 62 ms 22720 KB Output is correct
35 Correct 60 ms 22400 KB Output is correct
36 Correct 61 ms 22460 KB Output is correct
37 Correct 65 ms 22724 KB Output is correct
38 Correct 65 ms 22712 KB Output is correct
39 Correct 60 ms 22616 KB Output is correct
40 Correct 65 ms 22728 KB Output is correct
41 Correct 35 ms 19308 KB Output is correct
42 Correct 36 ms 19664 KB Output is correct
43 Correct 34 ms 19664 KB Output is correct
44 Correct 32 ms 19436 KB Output is correct
45 Correct 32 ms 19660 KB Output is correct
46 Correct 32 ms 19408 KB Output is correct
47 Correct 33 ms 19560 KB Output is correct
48 Correct 33 ms 19408 KB Output is correct
49 Correct 33 ms 19408 KB Output is correct
50 Correct 32 ms 19396 KB Output is correct
51 Correct 68 ms 22428 KB Output is correct
52 Correct 64 ms 22276 KB Output is correct
53 Correct 65 ms 22456 KB Output is correct
54 Correct 68 ms 22424 KB Output is correct
55 Correct 71 ms 22348 KB Output is correct

Subtask #10
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 15964 KB Output is correct
2 Correct 6 ms 15964 KB Output is correct
3 Correct 7 ms 16100 KB Output is correct
4 Correct 7 ms 15964 KB Output is correct
5 Correct 7 ms 15964 KB Output is correct
6 Correct 7 ms 15924 KB Output is correct
7 Correct 7 ms 15960 KB Output is correct
8 Correct 7 ms 15964 KB Output is correct
9 Correct 7 ms 15960 KB Output is correct
10 Correct 7 ms 15964 KB Output is correct
11 Correct 6 ms 15960 KB Output is correct
12 Correct 7 ms 15964 KB Output is correct
13 Correct 7 ms 15964 KB Output is correct
14 Correct 7 ms 15964 KB Output is correct
15 Correct 8 ms 15960 KB Output is correct
16 Correct 9 ms 16084 KB Output is correct
17 Correct 6 ms 16108 KB Output is correct
18 Correct 7 ms 15964 KB Output is correct
19 Correct 6 ms 15964 KB Output is correct
20 Correct 7 ms 15964 KB Output is correct
21 Correct 7 ms 15964 KB Output is correct
22 Correct 8 ms 15992 KB Output is correct
23 Correct 7 ms 15964 KB Output is correct
24 Correct 8 ms 15944 KB Output is correct
25 Correct 7 ms 16120 KB Output is correct
26 Correct 36 ms 19408 KB Output is correct
27 Correct 34 ms 19664 KB Output is correct
28 Correct 33 ms 19408 KB Output is correct
29 Correct 33 ms 19360 KB Output is correct
30 Correct 31 ms 19396 KB Output is correct
31 Correct 58 ms 22464 KB Output is correct
32 Correct 58 ms 22524 KB Output is correct
33 Correct 59 ms 22464 KB Output is correct
34 Correct 62 ms 22720 KB Output is correct
35 Correct 60 ms 22400 KB Output is correct
36 Correct 61 ms 22460 KB Output is correct
37 Correct 65 ms 22724 KB Output is correct
38 Correct 65 ms 22712 KB Output is correct
39 Correct 60 ms 22616 KB Output is correct
40 Correct 65 ms 22728 KB Output is correct
41 Correct 35 ms 19308 KB Output is correct
42 Correct 36 ms 19664 KB Output is correct
43 Correct 34 ms 19664 KB Output is correct
44 Correct 32 ms 19436 KB Output is correct
45 Correct 32 ms 19660 KB Output is correct
46 Correct 32 ms 19408 KB Output is correct
47 Correct 33 ms 19560 KB Output is correct
48 Correct 33 ms 19408 KB Output is correct
49 Correct 33 ms 19408 KB Output is correct
50 Correct 32 ms 19396 KB Output is correct
51 Correct 68 ms 22428 KB Output is correct
52 Correct 64 ms 22276 KB Output is correct
53 Correct 65 ms 22456 KB Output is correct
54 Correct 68 ms 22424 KB Output is correct
55 Correct 71 ms 22348 KB Output is correct
56 Correct 677 ms 81980 KB Output is correct
57 Correct 692 ms 81164 KB Output is correct
58 Correct 669 ms 77684 KB Output is correct
59 Correct 648 ms 79220 KB Output is correct
60 Correct 705 ms 83320 KB Output is correct