Submission #92153

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
92153	2019-01-01T18:19:41 Z	tmwilliamlin168	Long Distance Coach (JOI17_coach)	C++14	100 / 100	276 ms	25420 KB

coach

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

#define ll long long

const int mxN=2e5;
int n, m;
ll x, w, t, s[mxN+1], a1, pc[mxN+1], dp[mxN+1];
array<ll, 2> s1[mxN+1], d[mxN], st[1<<19];

void upd(array<ll, 2> a, int i=1, int l2=0, int r2=m-1) {
	int m2=(l2+r2)/2;
	if(st[i][0]*m2+st[i][1]>a[0]*m2+a[1])
		swap(st[i], a);
	if(l2==r2)
		return;
	if(a[0]*l2+a[1]<st[i][0]*l2+st[i][1])
		upd(a, 2*i, l2, m2);
	else
		upd(a, 2*i+1, m2+1, r2);
}

ll qry(int x, int i=1, int l2=0, int r2=m-1) {
	int m2=(l2+r2)/2;
	return min(st[i][0]*x+st[i][1], l2<r2?(x<=m2?qry(x, 2*i, l2, m2):qry(x, 2*i+1, m2+1, r2)):pc[m]);
}

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

	cin >> x >> n >> m >> w >> t;
	for(int i=0; i<n; ++i) {
		cin >> s[i];
		s1[i]={s[i]%t, i};
	}
	s[n]=x;
	s1[n]={x%t, n};
	sort(s1, s1+n+1);
	a1=x/t+1;
	for(int i=0; i<m; ++i) {
		cin >> d[i][0] >> d[i][1];
		a1+=(x-d[i][0]+t)/t;
	}
	sort(d, d+m);
	for(int i=0; i<m; ++i)
		pc[i+1]=pc[i]+d[i][1];
	fill(st, st+(1<<19), array<ll, 2>{0ll, pc[m]});
	for(int i1=m-1, i2=n; i1>=0; --i1) {
		while(i2>=0&&s1[i2][0]>d[i1][0]) {
			int l2=lower_bound(d, d+i1+1, array<ll, 2>{x%t+1, 0ll})-d;
			ll b=s[s1[i2--][1]]/t-x/t;
			upd({-w*b, pc[i1+1]+(i1+1)*w*b+dp[i1+1]});
			upd({-w*(b-1), pc[i1+1]+(i1-l2+1)*w*b+l2*w*(b-1)+dp[i1+1]});
		}
		dp[i1]=min(qry(i1)-pc[i1], dp[i1+1]);
	}
	cout << a1*w+dp[0];
}

Subtask #1
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	8568 KB	Output is correct
2	Correct	8 ms	8572 KB	Output is correct
3	Correct	8 ms	8568 KB	Output is correct
4	Correct	8 ms	8568 KB	Output is correct
5	Correct	8 ms	8568 KB	Output is correct
6	Correct	8 ms	8612 KB	Output is correct
7	Correct	8 ms	8568 KB	Output is correct
8	Correct	8 ms	8572 KB	Output is correct
9	Correct	8 ms	8568 KB	Output is correct
10	Correct	8 ms	8572 KB	Output is correct
11	Correct	8 ms	8568 KB	Output is correct
12	Correct	8 ms	8568 KB	Output is correct
13	Correct	8 ms	8568 KB	Output is correct
14	Correct	8 ms	8568 KB	Output is correct
15	Correct	8 ms	8568 KB	Output is correct
16	Correct	8 ms	8568 KB	Output is correct
17	Correct	8 ms	8576 KB	Output is correct
18	Correct	8 ms	8616 KB	Output is correct
19	Correct	8 ms	8568 KB	Output is correct
20	Correct	8 ms	8568 KB	Output is correct
21	Correct	8 ms	8568 KB	Output is correct
22	Correct	8 ms	8568 KB	Output is correct

Subtask #2
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	8568 KB	Output is correct
2	Correct	8 ms	8572 KB	Output is correct
3	Correct	8 ms	8568 KB	Output is correct
4	Correct	8 ms	8568 KB	Output is correct
5	Correct	8 ms	8568 KB	Output is correct
6	Correct	8 ms	8612 KB	Output is correct
7	Correct	8 ms	8568 KB	Output is correct
8	Correct	8 ms	8572 KB	Output is correct
9	Correct	8 ms	8568 KB	Output is correct
10	Correct	8 ms	8572 KB	Output is correct
11	Correct	8 ms	8568 KB	Output is correct
12	Correct	8 ms	8568 KB	Output is correct
13	Correct	8 ms	8568 KB	Output is correct
14	Correct	8 ms	8568 KB	Output is correct
15	Correct	8 ms	8568 KB	Output is correct
16	Correct	8 ms	8568 KB	Output is correct
17	Correct	8 ms	8576 KB	Output is correct
18	Correct	8 ms	8616 KB	Output is correct
19	Correct	8 ms	8568 KB	Output is correct
20	Correct	8 ms	8568 KB	Output is correct
21	Correct	8 ms	8568 KB	Output is correct
22	Correct	8 ms	8568 KB	Output is correct
23	Correct	8 ms	8568 KB	Output is correct
24	Correct	8 ms	8572 KB	Output is correct
25	Correct	8 ms	8568 KB	Output is correct
26	Correct	8 ms	8568 KB	Output is correct
27	Correct	8 ms	8568 KB	Output is correct
28	Correct	8 ms	8568 KB	Output is correct
29	Correct	8 ms	8568 KB	Output is correct
30	Correct	8 ms	8568 KB	Output is correct
31	Correct	7 ms	8612 KB	Output is correct
32	Correct	7 ms	8540 KB	Output is correct
33	Correct	7 ms	8568 KB	Output is correct
34	Correct	7 ms	8568 KB	Output is correct
35	Correct	8 ms	8568 KB	Output is correct
36	Correct	7 ms	8568 KB	Output is correct
37	Correct	8 ms	8568 KB	Output is correct

Subtask #3
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	8568 KB	Output is correct
2	Correct	8 ms	8572 KB	Output is correct
3	Correct	8 ms	8568 KB	Output is correct
4	Correct	8 ms	8568 KB	Output is correct
5	Correct	8 ms	8568 KB	Output is correct
6	Correct	8 ms	8612 KB	Output is correct
7	Correct	8 ms	8568 KB	Output is correct
8	Correct	8 ms	8572 KB	Output is correct
9	Correct	8 ms	8568 KB	Output is correct
10	Correct	8 ms	8572 KB	Output is correct
11	Correct	8 ms	8568 KB	Output is correct
12	Correct	8 ms	8568 KB	Output is correct
13	Correct	8 ms	8568 KB	Output is correct
14	Correct	8 ms	8568 KB	Output is correct
15	Correct	8 ms	8568 KB	Output is correct
16	Correct	8 ms	8568 KB	Output is correct
17	Correct	8 ms	8576 KB	Output is correct
18	Correct	8 ms	8616 KB	Output is correct
19	Correct	8 ms	8568 KB	Output is correct
20	Correct	8 ms	8568 KB	Output is correct
21	Correct	8 ms	8568 KB	Output is correct
22	Correct	8 ms	8568 KB	Output is correct
23	Correct	8 ms	8568 KB	Output is correct
24	Correct	8 ms	8572 KB	Output is correct
25	Correct	8 ms	8568 KB	Output is correct
26	Correct	8 ms	8568 KB	Output is correct
27	Correct	8 ms	8568 KB	Output is correct
28	Correct	8 ms	8568 KB	Output is correct
29	Correct	8 ms	8568 KB	Output is correct
30	Correct	8 ms	8568 KB	Output is correct
31	Correct	7 ms	8612 KB	Output is correct
32	Correct	7 ms	8540 KB	Output is correct
33	Correct	7 ms	8568 KB	Output is correct
34	Correct	7 ms	8568 KB	Output is correct
35	Correct	8 ms	8568 KB	Output is correct
36	Correct	7 ms	8568 KB	Output is correct
37	Correct	8 ms	8568 KB	Output is correct
38	Correct	10 ms	8696 KB	Output is correct
39	Correct	10 ms	8696 KB	Output is correct
40	Correct	10 ms	8868 KB	Output is correct
41	Correct	9 ms	8700 KB	Output is correct
42	Correct	10 ms	8696 KB	Output is correct
43	Correct	9 ms	8696 KB	Output is correct
44	Correct	9 ms	8696 KB	Output is correct
45	Correct	9 ms	8696 KB	Output is correct
46	Correct	10 ms	8696 KB	Output is correct
47	Correct	10 ms	8696 KB	Output is correct
48	Correct	10 ms	8728 KB	Output is correct
49	Correct	9 ms	8696 KB	Output is correct
50	Correct	10 ms	8756 KB	Output is correct
51	Correct	10 ms	8696 KB	Output is correct

Subtask #4
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	8568 KB	Output is correct
2	Correct	8 ms	8572 KB	Output is correct
3	Correct	8 ms	8568 KB	Output is correct
4	Correct	8 ms	8568 KB	Output is correct
5	Correct	8 ms	8568 KB	Output is correct
6	Correct	8 ms	8612 KB	Output is correct
7	Correct	8 ms	8568 KB	Output is correct
8	Correct	8 ms	8572 KB	Output is correct
9	Correct	8 ms	8568 KB	Output is correct
10	Correct	8 ms	8572 KB	Output is correct
11	Correct	8 ms	8568 KB	Output is correct
12	Correct	8 ms	8568 KB	Output is correct
13	Correct	8 ms	8568 KB	Output is correct
14	Correct	8 ms	8568 KB	Output is correct
15	Correct	8 ms	8568 KB	Output is correct
16	Correct	8 ms	8568 KB	Output is correct
17	Correct	8 ms	8576 KB	Output is correct
18	Correct	8 ms	8616 KB	Output is correct
19	Correct	8 ms	8568 KB	Output is correct
20	Correct	8 ms	8568 KB	Output is correct
21	Correct	8 ms	8568 KB	Output is correct
22	Correct	8 ms	8568 KB	Output is correct
23	Correct	8 ms	8568 KB	Output is correct
24	Correct	8 ms	8572 KB	Output is correct
25	Correct	8 ms	8568 KB	Output is correct
26	Correct	8 ms	8568 KB	Output is correct
27	Correct	8 ms	8568 KB	Output is correct
28	Correct	8 ms	8568 KB	Output is correct
29	Correct	8 ms	8568 KB	Output is correct
30	Correct	8 ms	8568 KB	Output is correct
31	Correct	7 ms	8612 KB	Output is correct
32	Correct	7 ms	8540 KB	Output is correct
33	Correct	7 ms	8568 KB	Output is correct
34	Correct	7 ms	8568 KB	Output is correct
35	Correct	8 ms	8568 KB	Output is correct
36	Correct	7 ms	8568 KB	Output is correct
37	Correct	8 ms	8568 KB	Output is correct
38	Correct	10 ms	8696 KB	Output is correct
39	Correct	10 ms	8696 KB	Output is correct
40	Correct	10 ms	8868 KB	Output is correct
41	Correct	9 ms	8700 KB	Output is correct
42	Correct	10 ms	8696 KB	Output is correct
43	Correct	9 ms	8696 KB	Output is correct
44	Correct	9 ms	8696 KB	Output is correct
45	Correct	9 ms	8696 KB	Output is correct
46	Correct	10 ms	8696 KB	Output is correct
47	Correct	10 ms	8696 KB	Output is correct
48	Correct	10 ms	8728 KB	Output is correct
49	Correct	9 ms	8696 KB	Output is correct
50	Correct	10 ms	8756 KB	Output is correct
51	Correct	10 ms	8696 KB	Output is correct
52	Correct	253 ms	25188 KB	Output is correct
53	Correct	196 ms	25336 KB	Output is correct
54	Correct	262 ms	24440 KB	Output is correct
55	Correct	257 ms	24620 KB	Output is correct
56	Correct	257 ms	24984 KB	Output is correct
57	Correct	246 ms	24840 KB	Output is correct
58	Correct	256 ms	25304 KB	Output is correct
59	Correct	258 ms	24748 KB	Output is correct
60	Correct	247 ms	24568 KB	Output is correct
61	Correct	254 ms	24592 KB	Output is correct
62	Correct	249 ms	24680 KB	Output is correct
63	Correct	175 ms	23544 KB	Output is correct
64	Correct	122 ms	25420 KB	Output is correct
65	Correct	208 ms	25396 KB	Output is correct
66	Correct	210 ms	25208 KB	Output is correct
67	Correct	214 ms	25312 KB	Output is correct
68	Correct	208 ms	25360 KB	Output is correct
69	Correct	249 ms	24976 KB	Output is correct
70	Correct	238 ms	25060 KB	Output is correct
71	Correct	240 ms	25080 KB	Output is correct
72	Correct	228 ms	25080 KB	Output is correct
73	Correct	249 ms	25060 KB	Output is correct
74	Correct	242 ms	25132 KB	Output is correct
75	Correct	241 ms	25208 KB	Output is correct
76	Correct	240 ms	25352 KB	Output is correct
77	Correct	232 ms	24916 KB	Output is correct
78	Correct	276 ms	25208 KB	Output is correct
79	Correct	240 ms	24696 KB	Output is correct
80	Correct	241 ms	24568 KB	Output is correct

Submission #92153

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