답안 #538918

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
538918	2022-03-18T04:11:18 Z	_karan_gandhi	Pilot (NOI19_pilot)	C++17	89 / 100	1000 ms	111544 KB

pilot

#include <bits/stdc++.h>
using namespace std;

#define all(v) v.begin(), v.end()
#define endl '\n'
#define pl(var) " [" << #var << ": " << (var) << "] "
#define ll long long

ll int cnt = 0;

struct DSU {
	vector<ll int> p, s;

	void init(ll int n) {
		p = vector<ll int>(n);
		s = vector<ll int>(n, 1);
		iota(all(p), 0);
	}

	ll int get(ll int x) {
		return p[x] = (p[x] == x ? x : get(p[x]));
	}

	void unite(ll int a, ll int b) {
		if (a == b) {
			cnt++;
			return;
		}
		a = get(a);
		b = get(b);


		if (a == b) {
			return;
		}

		if (s[a] > s[b]) swap(a, b);
		p[a] = b;
		cnt += s[b] * s[a];
		s[b] += s[a];
	}
};

void solve() {
	ll int n; cin >> n;
	ll int q; cin >> q;

	vector<ll int> arr(n); for (ll int i = 0; i < n; i++) cin >> arr[i];
	vector<pair<ll int, pair<ll int, ll int>>> edges;

	for (ll int i = 1; i < n; i++) {
		edges.emplace_back(max(arr[i], arr[i - 1]), make_pair(i, i - 1));
	}

	for (ll int i = 0; i < n; i++) {
		edges.emplace_back(arr[i], make_pair(i, i));
	}


	sort(all(edges));

	vector<pair<ll int, ll int>> qq;
	for (ll int i = 0; i < q; i++) {
		ll int a; cin >> a;
		qq.emplace_back(a, i);
	}
	// cout << "Hello" << endl;

	sort(all(qq));

	vector<ll int> ans(q);
	ll int ptr = 0;

	DSU dsu;
	dsu.init(n);

	for (ll int i = 0; i < q; i++) {
		ll int hi = qq[i].first;
		// cout << pl(hi) << endl;
		
		while (ptr < int(edges.size()) && edges[ptr].first <= hi) {
			dsu.unite(edges[ptr].second.first, edges[ptr].second.second);
			// cout << pl(edges[ptr].first) << pl(edges[ptr].second.first) << pl(edges[ptr].second.second) << pl(cnt) << endl;
			ptr++;
		}

		ans[qq[i].second] = cnt;
	}

	for (ll int a : ans) {
		cout << a << endl;
	}
}

int main() {
	// ios::sync_with_stdio(false);
	// cin.tie(nullptr);

	ll int T = 1;
	// cin >> T;
	while (T--)
		solve();
}

Subtask #1
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct

Subtask #3
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	2 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct

Subtask #5
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7316 KB	Output is correct
2	Correct	54 ms	7948 KB	Output is correct
3	Correct	53 ms	7868 KB	Output is correct
4	Correct	50 ms	7884 KB	Output is correct
5	Correct	52 ms	7740 KB	Output is correct

Subtask #6
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	92 ms	10544 KB	Output is correct
2	Correct	95 ms	11720 KB	Output is correct
3	Correct	107 ms	11592 KB	Output is correct
4	Correct	97 ms	11952 KB	Output is correct
5	Correct	93 ms	11540 KB	Output is correct

Subtask #7
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	97 ms	10668 KB	Output is correct
2	Correct	108 ms	11844 KB	Output is correct
3	Correct	98 ms	11764 KB	Output is correct
4	Correct	102 ms	12156 KB	Output is correct
5	Correct	99 ms	12076 KB	Output is correct

Subtask #8
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	58 ms	7316 KB	Output is correct
12	Correct	54 ms	7948 KB	Output is correct
13	Correct	53 ms	7868 KB	Output is correct
14	Correct	50 ms	7884 KB	Output is correct
15	Correct	52 ms	7740 KB	Output is correct
16	Correct	51 ms	7748 KB	Output is correct
17	Correct	52 ms	7956 KB	Output is correct
18	Correct	54 ms	7952 KB	Output is correct
19	Correct	47 ms	7740 KB	Output is correct
20	Correct	50 ms	7936 KB	Output is correct
21	Correct	50 ms	7844 KB	Output is correct
22	Correct	50 ms	7896 KB	Output is correct
23	Correct	52 ms	7868 KB	Output is correct
24	Correct	48 ms	7840 KB	Output is correct
25	Correct	50 ms	7800 KB	Output is correct

Subtask #9
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	2 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	58 ms	7316 KB	Output is correct
27	Correct	54 ms	7948 KB	Output is correct
28	Correct	53 ms	7868 KB	Output is correct
29	Correct	50 ms	7884 KB	Output is correct
30	Correct	52 ms	7740 KB	Output is correct
31	Correct	92 ms	10544 KB	Output is correct
32	Correct	95 ms	11720 KB	Output is correct
33	Correct	107 ms	11592 KB	Output is correct
34	Correct	97 ms	11952 KB	Output is correct
35	Correct	93 ms	11540 KB	Output is correct
36	Correct	97 ms	10668 KB	Output is correct
37	Correct	108 ms	11844 KB	Output is correct
38	Correct	98 ms	11764 KB	Output is correct
39	Correct	102 ms	12156 KB	Output is correct
40	Correct	99 ms	12076 KB	Output is correct
41	Correct	51 ms	7748 KB	Output is correct
42	Correct	52 ms	7956 KB	Output is correct
43	Correct	54 ms	7952 KB	Output is correct
44	Correct	47 ms	7740 KB	Output is correct
45	Correct	50 ms	7936 KB	Output is correct
46	Correct	50 ms	7844 KB	Output is correct
47	Correct	50 ms	7896 KB	Output is correct
48	Correct	52 ms	7868 KB	Output is correct
49	Correct	48 ms	7840 KB	Output is correct
50	Correct	50 ms	7800 KB	Output is correct
51	Correct	97 ms	11908 KB	Output is correct
52	Correct	100 ms	11696 KB	Output is correct
53	Correct	97 ms	11912 KB	Output is correct
54	Correct	96 ms	11652 KB	Output is correct
55	Correct	98 ms	11812 KB	Output is correct

Subtask #10
0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	2 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	58 ms	7316 KB	Output is correct
27	Correct	54 ms	7948 KB	Output is correct
28	Correct	53 ms	7868 KB	Output is correct
29	Correct	50 ms	7884 KB	Output is correct
30	Correct	52 ms	7740 KB	Output is correct
31	Correct	92 ms	10544 KB	Output is correct
32	Correct	95 ms	11720 KB	Output is correct
33	Correct	107 ms	11592 KB	Output is correct
34	Correct	97 ms	11952 KB	Output is correct
35	Correct	93 ms	11540 KB	Output is correct
36	Correct	97 ms	10668 KB	Output is correct
37	Correct	108 ms	11844 KB	Output is correct
38	Correct	98 ms	11764 KB	Output is correct
39	Correct	102 ms	12156 KB	Output is correct
40	Correct	99 ms	12076 KB	Output is correct
41	Correct	51 ms	7748 KB	Output is correct
42	Correct	52 ms	7956 KB	Output is correct
43	Correct	54 ms	7952 KB	Output is correct
44	Correct	47 ms	7740 KB	Output is correct
45	Correct	50 ms	7936 KB	Output is correct
46	Correct	50 ms	7844 KB	Output is correct
47	Correct	50 ms	7896 KB	Output is correct
48	Correct	52 ms	7868 KB	Output is correct
49	Correct	48 ms	7840 KB	Output is correct
50	Correct	50 ms	7800 KB	Output is correct
51	Correct	97 ms	11908 KB	Output is correct
52	Correct	100 ms	11696 KB	Output is correct
53	Correct	97 ms	11912 KB	Output is correct
54	Correct	96 ms	11652 KB	Output is correct
55	Correct	98 ms	11812 KB	Output is correct
56	Execution timed out	1074 ms	111544 KB	Time limit exceeded
57	Halted	0 ms	0 KB	-

답안 #538918

Compilation message