Submission #541722

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
541722	2022-03-24T09:15:40 Z	sidon	Long Distance Coach (JOI17_coach)	C++17	100 / 100	409 ms	102048 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 {
	ll l, r; Line v;
	LiChaoTree *L = NULL, *R = NULL;
	LiChaoTree(ll lv, ll rv) : l(lv), r(rv) {}
	void insert(Line x) {
		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(m, r))->insert(x):
					(L ? : L = new LiChaoTree(l, m))->insert(x);
	}
	ll operator()(const ll &x) {
		if(r - l < 2) return v(x);
		ll m = (l + r) >> 1;
		return x < m ? max(v(x), L ? (*L)(x) : 0):
					   max(v(x), R ? (*R)(x) : 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(0, X+1);

	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));
		} 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});
	}
	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	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	328 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	328 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 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	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 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	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	328 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	328 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 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	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 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	0 ms	340 KB	Output is correct
29	Correct	1 ms	580 KB	Output is correct
30	Correct	1 ms	468 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	340 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	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	328 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	328 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 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	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 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	0 ms	340 KB	Output is correct
29	Correct	1 ms	580 KB	Output is correct
30	Correct	1 ms	468 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	340 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	4 ms	596 KB	Output is correct
39	Correct	3 ms	596 KB	Output is correct
40	Correct	3 ms	724 KB	Output is correct
41	Correct	4 ms	724 KB	Output is correct
42	Correct	4 ms	852 KB	Output is correct
43	Correct	3 ms	728 KB	Output is correct
44	Correct	6 ms	3796 KB	Output is correct
45	Correct	4 ms	636 KB	Output is correct
46	Correct	3 ms	852 KB	Output is correct
47	Correct	2 ms	464 KB	Output is correct
48	Correct	4 ms	724 KB	Output is correct
49	Correct	3 ms	468 KB	Output is correct
50	Correct	3 ms	596 KB	Output is correct
51	Correct	3 ms	596 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	340 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	328 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	328 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	0 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	328 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	328 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	0 ms	340 KB	Output is correct
29	Correct	1 ms	580 KB	Output is correct
30	Correct	1 ms	468 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	340 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	4 ms	596 KB	Output is correct
39	Correct	3 ms	596 KB	Output is correct
40	Correct	3 ms	724 KB	Output is correct
41	Correct	4 ms	724 KB	Output is correct
42	Correct	4 ms	852 KB	Output is correct
43	Correct	3 ms	728 KB	Output is correct
44	Correct	6 ms	3796 KB	Output is correct
45	Correct	4 ms	636 KB	Output is correct
46	Correct	3 ms	852 KB	Output is correct
47	Correct	2 ms	464 KB	Output is correct
48	Correct	4 ms	724 KB	Output is correct
49	Correct	3 ms	468 KB	Output is correct
50	Correct	3 ms	596 KB	Output is correct
51	Correct	3 ms	596 KB	Output is correct
52	Correct	370 ms	19440 KB	Output is correct
53	Correct	316 ms	19376 KB	Output is correct
54	Correct	371 ms	48088 KB	Output is correct
55	Correct	391 ms	43260 KB	Output is correct
56	Correct	395 ms	36508 KB	Output is correct
57	Correct	389 ms	102048 KB	Output is correct
58	Correct	371 ms	19276 KB	Output is correct
59	Correct	376 ms	40916 KB	Output is correct
60	Correct	371 ms	42276 KB	Output is correct
61	Correct	381 ms	43128 KB	Output is correct
62	Correct	390 ms	52776 KB	Output is correct
63	Correct	317 ms	47948 KB	Output is correct
64	Correct	246 ms	19048 KB	Output is correct
65	Correct	293 ms	19216 KB	Output is correct
66	Correct	287 ms	18940 KB	Output is correct
67	Correct	326 ms	19372 KB	Output is correct
68	Correct	379 ms	19344 KB	Output is correct
69	Correct	382 ms	19404 KB	Output is correct
70	Correct	366 ms	19332 KB	Output is correct
71	Correct	367 ms	19348 KB	Output is correct
72	Correct	382 ms	19416 KB	Output is correct
73	Correct	370 ms	19424 KB	Output is correct
74	Correct	383 ms	19152 KB	Output is correct
75	Correct	374 ms	19020 KB	Output is correct
76	Correct	373 ms	18944 KB	Output is correct
77	Correct	378 ms	19020 KB	Output is correct
78	Correct	409 ms	19536 KB	Output is correct
79	Correct	353 ms	19260 KB	Output is correct
80	Correct	370 ms	19380 KB	Output is correct

Submission #541722

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