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Submission #225302

# Submission time Handle Problem Language Result Execution time Memory
225302 2020-04-20T08:33:25 Z vioalbert Pilot (NOI19_pilot) C++14
100 / 100
 692 ms 67872 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int N = 1000005;
int n, q;
int h[N], y[N];

struct event {
	int ty, h, idx;
	bool operator<(const event& ot) {
		if(h == ot.h)
			return ty < ot.ty;
		return h < ot.h;
	}
};

ll cur;
ll ans[N];
vector<event> events;
int par[N], sz[N];

int find(int x) {
	if(par[x] == -1) return -1;
	if(par[x] == x) return x;
	else return par[x] = find(par[x]);
}

void join(int x, int y) {
	int parX = find(x);
	int parY = find(y);
	par[parX] = parY;
	sz[parY] = sz[parX] + sz[parY];
}

int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	cin >> n >> q;
	for(int i = 0; i < n; i++) {
		cin >> h[i];
		events.push_back({0, h[i], i});
	}
	for(int i = 0; i < q; i++) {
		cin >> y[i];
		events.push_back({1, y[i], i});
	}

	for(int i = 0; i < n; i++) {
		par[i] = -1;
		sz[i] = 1;
	}

	sort(events.begin(), events.end());
	cur = 0;
	for(auto& e : events) {
		if(e.ty == 0) {
			par[e.idx] = e.idx;

			ll l = 0, r = 0;

			if(e.idx > 0 && par[e.idx-1] != -1) {
				l = sz[find(e.idx-1)];
				join(e.idx, e.idx-1);
			}

			if(e.idx < n-1 && par[e.idx+1] != -1) {
				r = sz[find(e.idx+1)];
				join(e.idx, e.idx+1);
			}

			cur += (l+1) * (r+1);
		} else {
			ans[e.idx] = cur;
		}
	}

	for(int i = 0; i < q; i++)
		cout << ans[i] << '\n';

	return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 512 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 5 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 512 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 3444 KB Output is correct
2 Correct 31 ms 3572 KB Output is correct
3 Correct 28 ms 3316 KB Output is correct
4 Correct 27 ms 3316 KB Output is correct
5 Correct 27 ms 3316 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 7012 KB Output is correct
2 Correct 59 ms 7236 KB Output is correct
3 Correct 59 ms 7204 KB Output is correct
4 Correct 60 ms 7204 KB Output is correct
5 Correct 57 ms 7008 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 7144 KB Output is correct
2 Correct 60 ms 7140 KB Output is correct
3 Correct 57 ms 7268 KB Output is correct
4 Correct 61 ms 7248 KB Output is correct
5 Correct 61 ms 7400 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 28 ms 3444 KB Output is correct
12 Correct 31 ms 3572 KB Output is correct
13 Correct 28 ms 3316 KB Output is correct
14 Correct 27 ms 3316 KB Output is correct
15 Correct 27 ms 3316 KB Output is correct
16 Correct 28 ms 3188 KB Output is correct
17 Correct 32 ms 3444 KB Output is correct
18 Correct 30 ms 3572 KB Output is correct
19 Correct 28 ms 3188 KB Output is correct
20 Correct 30 ms 3444 KB Output is correct
21 Correct 28 ms 3188 KB Output is correct
22 Correct 28 ms 3316 KB Output is correct
23 Correct 30 ms 3444 KB Output is correct
24 Correct 29 ms 3316 KB Output is correct
25 Correct 29 ms 3316 KB Output is correct

Subtask #9
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 512 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 5 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 512 KB Output is correct
26 Correct 28 ms 3444 KB Output is correct
27 Correct 31 ms 3572 KB Output is correct
28 Correct 28 ms 3316 KB Output is correct
29 Correct 27 ms 3316 KB Output is correct
30 Correct 27 ms 3316 KB Output is correct
31 Correct 57 ms 7012 KB Output is correct
32 Correct 59 ms 7236 KB Output is correct
33 Correct 59 ms 7204 KB Output is correct
34 Correct 60 ms 7204 KB Output is correct
35 Correct 57 ms 7008 KB Output is correct
36 Correct 59 ms 7144 KB Output is correct
37 Correct 60 ms 7140 KB Output is correct
38 Correct 57 ms 7268 KB Output is correct
39 Correct 61 ms 7248 KB Output is correct
40 Correct 61 ms 7400 KB Output is correct
41 Correct 28 ms 3188 KB Output is correct
42 Correct 32 ms 3444 KB Output is correct
43 Correct 30 ms 3572 KB Output is correct
44 Correct 28 ms 3188 KB Output is correct
45 Correct 30 ms 3444 KB Output is correct
46 Correct 28 ms 3188 KB Output is correct
47 Correct 28 ms 3316 KB Output is correct
48 Correct 30 ms 3444 KB Output is correct
49 Correct 29 ms 3316 KB Output is correct
50 Correct 29 ms 3316 KB Output is correct
51 Correct 62 ms 7012 KB Output is correct
52 Correct 61 ms 7016 KB Output is correct
53 Correct 61 ms 6988 KB Output is correct
54 Correct 64 ms 6860 KB Output is correct
55 Correct 62 ms 7012 KB Output is correct

Subtask #10
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 8 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 5 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 5 ms 512 KB Output is correct
22 Correct 5 ms 512 KB Output is correct
23 Correct 5 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 5 ms 512 KB Output is correct
26 Correct 28 ms 3444 KB Output is correct
27 Correct 31 ms 3572 KB Output is correct
28 Correct 28 ms 3316 KB Output is correct
29 Correct 27 ms 3316 KB Output is correct
30 Correct 27 ms 3316 KB Output is correct
31 Correct 57 ms 7012 KB Output is correct
32 Correct 59 ms 7236 KB Output is correct
33 Correct 59 ms 7204 KB Output is correct
34 Correct 60 ms 7204 KB Output is correct
35 Correct 57 ms 7008 KB Output is correct
36 Correct 59 ms 7144 KB Output is correct
37 Correct 60 ms 7140 KB Output is correct
38 Correct 57 ms 7268 KB Output is correct
39 Correct 61 ms 7248 KB Output is correct
40 Correct 61 ms 7400 KB Output is correct
41 Correct 28 ms 3188 KB Output is correct
42 Correct 32 ms 3444 KB Output is correct
43 Correct 30 ms 3572 KB Output is correct
44 Correct 28 ms 3188 KB Output is correct
45 Correct 30 ms 3444 KB Output is correct
46 Correct 28 ms 3188 KB Output is correct
47 Correct 28 ms 3316 KB Output is correct
48 Correct 30 ms 3444 KB Output is correct
49 Correct 29 ms 3316 KB Output is correct
50 Correct 29 ms 3316 KB Output is correct
51 Correct 62 ms 7012 KB Output is correct
52 Correct 61 ms 7016 KB Output is correct
53 Correct 61 ms 6988 KB Output is correct
54 Correct 64 ms 6860 KB Output is correct
55 Correct 62 ms 7012 KB Output is correct
56 Correct 692 ms 66348 KB Output is correct
57 Correct 670 ms 65792 KB Output is correct
58 Correct 640 ms 62384 KB Output is correct
59 Correct 632 ms 63788 KB Output is correct
60 Correct 665 ms 67872 KB Output is correct