Submission #541725

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
541725	2022-03-24T09:23:13 Z	sidon	Long Distance Coach (JOI17_coach)	C++17	100 / 100	429 ms	73188 KB

coach

#include <bits/stdc++.h>
using namespace std;
using ll = __int128;
using i64 = int64_t;

const ll INF = 1e18;
const int SZ = 2e5+1;

struct Line {
	ll m {}, c {};
	ll operator()(const ll &x) { return m * x + c; }
};

struct LiChaoTree {
	Line v;
	LiChaoTree *L = NULL, *R = NULL;
	void insert(Line x, ll l, ll r) {
		ll m = (l + r) >> 1;
		if(v(m) < x(m)) swap(v, x);
		if(r - l < 2) return;
		x.m > v.m ? (R ? : R = new LiChaoTree)->insert(x, m, r):
					(L ? : L = new LiChaoTree)->insert(x, l, m);
	}
	ll operator()(const ll &x, ll l, ll r) {
		if(r - l < 2) return v(x);
		ll m = (l + r) >> 1;
		return x < m ? max(v(x), L ? (*L)(x, l, m) : 0):
					   max(v(x), R ? (*R)(x, m, r) : 0);
	}
};

i64 N, M, X, W, T, S[SZ], D[SZ], C[SZ];

int main() {
	cin.tie(0)->sync_with_stdio(0);
	cin >> X >> N >> M >> W >> T;

	vector<pair<ll, int>> a(N+M+1);

	for(int i = 0; i < N; ++i) {
		cin >> S[i];
		a[i+0] = {S[i] % T, i};
	}
	a[N] = {X % T, N};
	S[N++] = X;

	for(int i = 0; i < M; ++i) {
		cin >> D[i] >> C[i];
		a[i+N] = {D[i] % T, i + N};
	}

	sort(begin(a), end(a), [](const auto &i, const auto &j) {
		return i.first < j.first;
	});

	LiChaoTree lct;

	ll cost {}, dp {}, cnt {}, ext = ll((X - ll(1)) / T + 1) * ll(W);

	for(int i = 1; i <= N + M; ++i) {
		int c = a[i-1].second;
		if(c < N) {
			ll f = (S[c] - ll(1)) / T;
			dp = max(dp, cost - f * cnt * ll(W) + lct(f, 0, X + 1));
		} else {
			c -= N; ++cnt;
			ll total = ((X - ll(1)) / T) + (D[c] < (X % T));
			ext += total * ll(W);
			cost += total * ll(W) - ll(C[c]);
		}
		lct.insert(Line{cnt * ll(W), dp - cost}, 0, X + 1);
	}
	cout << int64_t(ext - dp);
}

Subtask #1
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	328 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	0 ms	328 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct

Subtask #2
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	328 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	0 ms	328 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	468 KB	Output is correct
30	Correct	1 ms	452 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	328 KB	Output is correct
33	Correct	1 ms	328 KB	Output is correct
34	Correct	1 ms	340 KB	Output is correct
35	Correct	1 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	1 ms	340 KB	Output is correct

Subtask #3
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	328 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	0 ms	328 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	468 KB	Output is correct
30	Correct	1 ms	452 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	328 KB	Output is correct
33	Correct	1 ms	328 KB	Output is correct
34	Correct	1 ms	340 KB	Output is correct
35	Correct	1 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	1 ms	340 KB	Output is correct
38	Correct	3 ms	596 KB	Output is correct
39	Correct	3 ms	596 KB	Output is correct
40	Correct	3 ms	592 KB	Output is correct
41	Correct	3 ms	596 KB	Output is correct
42	Correct	4 ms	772 KB	Output is correct
43	Correct	3 ms	724 KB	Output is correct
44	Correct	5 ms	2772 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	2 ms	724 KB	Output is correct
47	Correct	2 ms	468 KB	Output is correct
48	Correct	4 ms	596 KB	Output is correct
49	Correct	3 ms	468 KB	Output is correct
50	Correct	3 ms	592 KB	Output is correct
51	Correct	3 ms	508 KB	Output is correct

Subtask #4
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	324 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	328 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	328 KB	Output is correct
15	Correct	1 ms	324 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	0 ms	328 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	468 KB	Output is correct
30	Correct	1 ms	452 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	328 KB	Output is correct
33	Correct	1 ms	328 KB	Output is correct
34	Correct	1 ms	340 KB	Output is correct
35	Correct	1 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	1 ms	340 KB	Output is correct
38	Correct	3 ms	596 KB	Output is correct
39	Correct	3 ms	596 KB	Output is correct
40	Correct	3 ms	592 KB	Output is correct
41	Correct	3 ms	596 KB	Output is correct
42	Correct	4 ms	772 KB	Output is correct
43	Correct	3 ms	724 KB	Output is correct
44	Correct	5 ms	2772 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	2 ms	724 KB	Output is correct
47	Correct	2 ms	468 KB	Output is correct
48	Correct	4 ms	596 KB	Output is correct
49	Correct	3 ms	468 KB	Output is correct
50	Correct	3 ms	592 KB	Output is correct
51	Correct	3 ms	508 KB	Output is correct
52	Correct	360 ms	18192 KB	Output is correct
53	Correct	317 ms	18104 KB	Output is correct
54	Correct	359 ms	37216 KB	Output is correct
55	Correct	362 ms	33992 KB	Output is correct
56	Correct	382 ms	29520 KB	Output is correct
57	Correct	359 ms	73188 KB	Output is correct
58	Correct	349 ms	17928 KB	Output is correct
59	Correct	363 ms	32380 KB	Output is correct
60	Correct	358 ms	33648 KB	Output is correct
61	Correct	372 ms	34000 KB	Output is correct
62	Correct	366 ms	40292 KB	Output is correct
63	Correct	311 ms	37168 KB	Output is correct
64	Correct	262 ms	17708 KB	Output is correct
65	Correct	310 ms	17976 KB	Output is correct
66	Correct	285 ms	17784 KB	Output is correct
67	Correct	312 ms	18084 KB	Output is correct
68	Correct	366 ms	18028 KB	Output is correct
69	Correct	359 ms	18124 KB	Output is correct
70	Correct	356 ms	18124 KB	Output is correct
71	Correct	355 ms	18072 KB	Output is correct
72	Correct	362 ms	18144 KB	Output is correct
73	Correct	375 ms	17996 KB	Output is correct
74	Correct	362 ms	18012 KB	Output is correct
75	Correct	364 ms	17776 KB	Output is correct
76	Correct	345 ms	17796 KB	Output is correct
77	Correct	429 ms	17912 KB	Output is correct
78	Correct	394 ms	18172 KB	Output is correct
79	Correct	354 ms	18088 KB	Output is correct
80	Correct	377 ms	17964 KB	Output is correct

Submission #541725

Compilation message

Subtask #1 16.0 / 16.0

Subtask #2 30.0 / 30.0

Subtask #3 25.0 / 25.0

Subtask #4 29.0 / 29.0

Subtask #1
16.0 / 16.0

Subtask #2
30.0 / 30.0

Subtask #3
25.0 / 25.0

Subtask #4
29.0 / 29.0