답안 #530728

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
530728	2022-02-26T15:13:27 Z	fhvirus	Long Distance Coach (JOI17_coach)	C++17	100 / 100	172 ms	23940 KB

coach

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

typedef pair<int64_t, int64_t> pii;
int64_t get (const pii& p, const int64_t& v)
{ return p.first * v + p.second; }

const int kN = 200'002;
int N, M;
int64_t X, W, T;
pii refill[kN], passenger[kN];

int64_t preC[kN];
int prev_passenger[kN];

int64_t dp[kN];

pii nd[kN * 4];
void insert(pii p, int i = 1, int l = 0, int r = M) {
	if (l >= r) return;
	int m = (l + r) / 2;
	if (get(p, m) < get(nd[i], m))
		swap(p, nd[i]);
	if (l + 1 == r) return;
	if (nd[i].first < p.first) insert(p, i * 2, l, m);
	if (nd[i].first > p.first) insert(p, i * 2 + 1, m + 1, r);
}
int64_t query(int p, int i = 1, int l = 0, int r = M) {
	if (l >= r) return LLONG_MAX;
	int m = (l + r) / 2;
	if (l + 1 == r or p == m) return get(nd[i], p);
	return min(get(nd[i], p), p < m ? query(p, i * 2, l, m) : query(p, i * 2 + 1, m + 1, r));
}

int main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

	cin >> X >> N >> M >> W >> T;
	for (int i = 0; i < N; ++i) {
		int64_t S; cin >> S;
		refill[i].first = S % T;
		refill[i].second = S / T;
	}
	for (int i = 0; i < M; ++i) {
		cin >> passenger[i].first;
		cin >> passenger[i].second;
	}

	refill[N] = pii(X % T, X / T);
	sort(refill, refill + N + 1);
	sort(passenger, passenger + M);
	for (int i = 0; i <= N; ++i)
		prev_passenger[i] = lower_bound(passenger, passenger + M, refill[i]) - passenger - 1;
	for (int i = 0; i < M; ++i)
		preC[i + 1] = preC[i] + passenger[i].second;
	fill(nd, nd + M * 4, pii(0, LLONG_MAX));

	for (int i = M - 1, j = N; i >= 0; --i) {
		for (; j >= 0; --j) {
			int r = prev_passenger[j];
			if (r < i) break;
			insert(pii(-W * refill[j].second, preC[r + 1] + dp[r + 1] + W * (r + 1) * refill[j].second));
		}
		dp[i] = dp[i + 1] + W * (X / T + (passenger[i].first % T < X % T));
		dp[i] = min(dp[i], query(i) - preC[i]);
	}

	cout << dp[0] + W * (X / T + 1) << '\n';
	return 0;
}

Subtask #1
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	0 ms	332 KB	Output is correct
14	Correct	0 ms	332 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	0 ms	332 KB	Output is correct
20	Correct	0 ms	332 KB	Output is correct
21	Correct	0 ms	332 KB	Output is correct
22	Correct	0 ms	332 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	0 ms	332 KB	Output is correct
14	Correct	0 ms	332 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	0 ms	332 KB	Output is correct
20	Correct	0 ms	332 KB	Output is correct
21	Correct	0 ms	332 KB	Output is correct
22	Correct	0 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	0 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	332 KB	Output is correct
29	Correct	0 ms	332 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	0 ms	332 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	1 ms	332 KB	Output is correct
34	Correct	0 ms	332 KB	Output is correct
35	Correct	1 ms	332 KB	Output is correct
36	Correct	0 ms	332 KB	Output is correct
37	Correct	1 ms	332 KB	Output is correct

Subtask #3
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	0 ms	332 KB	Output is correct
14	Correct	0 ms	332 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	0 ms	332 KB	Output is correct
20	Correct	0 ms	332 KB	Output is correct
21	Correct	0 ms	332 KB	Output is correct
22	Correct	0 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	0 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	332 KB	Output is correct
29	Correct	0 ms	332 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	0 ms	332 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	1 ms	332 KB	Output is correct
34	Correct	0 ms	332 KB	Output is correct
35	Correct	1 ms	332 KB	Output is correct
36	Correct	0 ms	332 KB	Output is correct
37	Correct	1 ms	332 KB	Output is correct
38	Correct	2 ms	460 KB	Output is correct
39	Correct	1 ms	460 KB	Output is correct
40	Correct	1 ms	460 KB	Output is correct
41	Correct	2 ms	460 KB	Output is correct
42	Correct	1 ms	460 KB	Output is correct
43	Correct	1 ms	460 KB	Output is correct
44	Correct	1 ms	460 KB	Output is correct
45	Correct	2 ms	512 KB	Output is correct
46	Correct	1 ms	460 KB	Output is correct
47	Correct	2 ms	460 KB	Output is correct
48	Correct	1 ms	460 KB	Output is correct
49	Correct	1 ms	460 KB	Output is correct
50	Correct	2 ms	512 KB	Output is correct
51	Correct	2 ms	460 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	332 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	0 ms	332 KB	Output is correct
14	Correct	0 ms	332 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	0 ms	332 KB	Output is correct
20	Correct	0 ms	332 KB	Output is correct
21	Correct	0 ms	332 KB	Output is correct
22	Correct	0 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	0 ms	332 KB	Output is correct
25	Correct	1 ms	332 KB	Output is correct
26	Correct	1 ms	332 KB	Output is correct
27	Correct	1 ms	332 KB	Output is correct
28	Correct	0 ms	332 KB	Output is correct
29	Correct	0 ms	332 KB	Output is correct
30	Correct	1 ms	332 KB	Output is correct
31	Correct	0 ms	332 KB	Output is correct
32	Correct	1 ms	332 KB	Output is correct
33	Correct	1 ms	332 KB	Output is correct
34	Correct	0 ms	332 KB	Output is correct
35	Correct	1 ms	332 KB	Output is correct
36	Correct	0 ms	332 KB	Output is correct
37	Correct	1 ms	332 KB	Output is correct
38	Correct	2 ms	460 KB	Output is correct
39	Correct	1 ms	460 KB	Output is correct
40	Correct	1 ms	460 KB	Output is correct
41	Correct	2 ms	460 KB	Output is correct
42	Correct	1 ms	460 KB	Output is correct
43	Correct	1 ms	460 KB	Output is correct
44	Correct	1 ms	460 KB	Output is correct
45	Correct	2 ms	512 KB	Output is correct
46	Correct	1 ms	460 KB	Output is correct
47	Correct	2 ms	460 KB	Output is correct
48	Correct	1 ms	460 KB	Output is correct
49	Correct	1 ms	460 KB	Output is correct
50	Correct	2 ms	512 KB	Output is correct
51	Correct	2 ms	460 KB	Output is correct
52	Correct	156 ms	22916 KB	Output is correct
53	Correct	124 ms	22948 KB	Output is correct
54	Correct	137 ms	23148 KB	Output is correct
55	Correct	172 ms	22996 KB	Output is correct
56	Correct	135 ms	22932 KB	Output is correct
57	Correct	140 ms	23940 KB	Output is correct
58	Correct	136 ms	22952 KB	Output is correct
59	Correct	149 ms	23000 KB	Output is correct
60	Correct	130 ms	22992 KB	Output is correct
61	Correct	130 ms	22896 KB	Output is correct
62	Correct	153 ms	22968 KB	Output is correct
63	Correct	136 ms	22988 KB	Output is correct
64	Correct	92 ms	22980 KB	Output is correct
65	Correct	133 ms	22948 KB	Output is correct
66	Correct	136 ms	22912 KB	Output is correct
67	Correct	130 ms	22896 KB	Output is correct
68	Correct	128 ms	22944 KB	Output is correct
69	Correct	143 ms	22952 KB	Output is correct
70	Correct	148 ms	23028 KB	Output is correct
71	Correct	146 ms	23092 KB	Output is correct
72	Correct	147 ms	22948 KB	Output is correct
73	Correct	143 ms	22980 KB	Output is correct
74	Correct	150 ms	22948 KB	Output is correct
75	Correct	152 ms	22980 KB	Output is correct
76	Correct	145 ms	22980 KB	Output is correct
77	Correct	120 ms	22984 KB	Output is correct
78	Correct	122 ms	22876 KB	Output is correct
79	Correct	141 ms	22908 KB	Output is correct
80	Correct	141 ms	23024 KB	Output is correct

답안 #530728

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