Submission #541720

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
541720	2022-03-24T09:12:02 Z	sidon	Long Distance Coach (JOI17_coach)	C++17	100 / 100	455 ms	110504 KB

coach

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

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

ll read() {
	int64_t x; cin >> x;
	return x;
}

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);
	}
};

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

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

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

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

	for(int i = 0; i < M; ++i) {
		D[i] = read(), C[i] = read();
		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 = ((X - ll(1)) / T + 1) * 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 * W + lct(f));
		} else {
			c -= N; ++cnt;
			ll total = ((X - ll(1)) / T) + (D[c] < (X % T));
			ext += total * W;
			cost += total * W - C[c];
		}
		lct.insert(Line{cnt * 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	0 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	284 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	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	0 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	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 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	0 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	284 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	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	0 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	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	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	584 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	340 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	0 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	284 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	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	0 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	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	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	584 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	340 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	3 ms	596 KB	Output is correct
39	Correct	4 ms	596 KB	Output is correct
40	Correct	4 ms	724 KB	Output is correct
41	Correct	4 ms	728 KB	Output is correct
42	Correct	3 ms	852 KB	Output is correct
43	Correct	3 ms	852 KB	Output is correct
44	Correct	6 ms	3848 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	3 ms	852 KB	Output is correct
47	Correct	4 ms	596 KB	Output is correct
48	Correct	4 ms	724 KB	Output is correct
49	Correct	3 ms	596 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	0 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	284 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	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	328 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	0 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	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	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	584 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	340 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	3 ms	596 KB	Output is correct
39	Correct	4 ms	596 KB	Output is correct
40	Correct	4 ms	724 KB	Output is correct
41	Correct	4 ms	728 KB	Output is correct
42	Correct	3 ms	852 KB	Output is correct
43	Correct	3 ms	852 KB	Output is correct
44	Correct	6 ms	3848 KB	Output is correct
45	Correct	3 ms	596 KB	Output is correct
46	Correct	3 ms	852 KB	Output is correct
47	Correct	4 ms	596 KB	Output is correct
48	Correct	4 ms	724 KB	Output is correct
49	Correct	3 ms	596 KB	Output is correct
50	Correct	3 ms	596 KB	Output is correct
51	Correct	3 ms	596 KB	Output is correct
52	Correct	388 ms	28460 KB	Output is correct
53	Correct	324 ms	28524 KB	Output is correct
54	Correct	396 ms	56156 KB	Output is correct
55	Correct	399 ms	51588 KB	Output is correct
56	Correct	418 ms	45176 KB	Output is correct
57	Correct	394 ms	110504 KB	Output is correct
58	Correct	382 ms	28108 KB	Output is correct
59	Correct	399 ms	49356 KB	Output is correct
60	Correct	408 ms	50516 KB	Output is correct
61	Correct	410 ms	51556 KB	Output is correct
62	Correct	396 ms	61136 KB	Output is correct
63	Correct	318 ms	55336 KB	Output is correct
64	Correct	269 ms	28040 KB	Output is correct
65	Correct	314 ms	28184 KB	Output is correct
66	Correct	295 ms	28000 KB	Output is correct
67	Correct	323 ms	28500 KB	Output is correct
68	Correct	405 ms	28520 KB	Output is correct
69	Correct	384 ms	28244 KB	Output is correct
70	Correct	391 ms	28304 KB	Output is correct
71	Correct	393 ms	28240 KB	Output is correct
72	Correct	387 ms	28356 KB	Output is correct
73	Correct	415 ms	28148 KB	Output is correct
74	Correct	410 ms	28008 KB	Output is correct
75	Correct	403 ms	28020 KB	Output is correct
76	Correct	395 ms	27876 KB	Output is correct
77	Correct	398 ms	27756 KB	Output is correct
78	Correct	455 ms	28508 KB	Output is correct
79	Correct	385 ms	27808 KB	Output is correct
80	Correct	368 ms	27736 KB	Output is correct

Submission #541720

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