답안 #283088

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
283088	2020-08-25T09:49:34 Z	maximath_1	Long Distance Coach (JOI17_coach)	C++11	100 / 100	205 ms	26232 KB

coach

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

#define ll long long
ll x, w, t; int n, m;
ll s[200005], pref[200005], d[200005];
pair<ll, ll> p[200005];
ll v[200005];

bool Q;
struct Line{
	mutable ll m, c, pt;
	bool operator<(const Line& rhs) const{
		return Q ? pt < rhs.pt : m < rhs.m;
	}
};
 
struct LineContainer : multiset<Line>{
	const ll inf = LLONG_MAX;

	ll div(ll a, ll b){
		return a / b - ((a ^ b) < 0 && a % b);
	}

	bool isect(iterator x, iterator y) {
		if(y == end()){ 
			x -> pt = inf; 
			return false;
		}
		if(x -> m == y -> m) 
			x -> pt = x -> m > y -> m ? inf : -inf;
		else 
			x -> pt = div(y -> c - x -> c, x -> m - y -> m);
		return x -> pt >= y -> pt;
	}

	void add(ll m, ll c){
		auto z = insert({m, c, 0}), y = z++, x = y;
		while(isect(y, z)) z = erase(z);
		if(x != begin() && isect(-- x, y)) isect(x, y = erase(y));
		while((y = x) != begin() && (-- x) -> pt >= y -> pt)
			isect(x, erase(y));
	}

	ll query(ll x){
		Q = 1; auto l = *lower_bound({0, 0, x}); Q = 0;
		return l.m * x + l.c;
	}
} cht;

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

	cin >> x >> n >> m >> w >> t;
	for(int i = 1; i <= n; i ++) cin >> s[i];
	s[n + 1] = x;
	sort(s + 1, s + n + 2); reverse(s + 1, s + n + 2);

	for(int i = 1; i <= m; i ++) cin >> p[i].first >> p[i].second;
	sort(p + 1, p + m + 1);
	for(int i = 1; i <= m; i ++){
		d[i] = p[i].first;
		pref[i] = pref[i - 1] + p[i].second;
	}

	for(int i = 1; i <= n + 1; i ++)
		v[lower_bound(d + 1, d + m + 1, s[i] % t) - d - 1] = s[i];

	ll ans = 0ll;
	cht.add(0, 0);

	for(int i = 1; i <= m; i ++){
		ans += (x - d[i]) / t * w + w;
		if(v[i]) ans = min(ans, -cht.query(v[i] / t * w) + v[i] / t * w * i + pref[i]);
		cht.add(i, pref[i] - ans);
	}

	ans += x / t * w + w;

	cout << ans << endl;
	return 0;
}

Subtask #1
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	512 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	512 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	1 ms	384 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	1 ms	384 KB	Output is correct
36	Correct	1 ms	384 KB	Output is correct
37	Correct	0 ms	384 KB	Output is correct

Subtask #3
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	512 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	512 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	1 ms	384 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	1 ms	384 KB	Output is correct
36	Correct	1 ms	384 KB	Output is correct
37	Correct	0 ms	384 KB	Output is correct
38	Correct	2 ms	512 KB	Output is correct
39	Correct	2 ms	512 KB	Output is correct
40	Correct	2 ms	512 KB	Output is correct
41	Correct	2 ms	512 KB	Output is correct
42	Correct	2 ms	512 KB	Output is correct
43	Correct	2 ms	512 KB	Output is correct
44	Correct	2 ms	512 KB	Output is correct
45	Correct	2 ms	512 KB	Output is correct
46	Correct	2 ms	640 KB	Output is correct
47	Correct	2 ms	512 KB	Output is correct
48	Correct	2 ms	512 KB	Output is correct
49	Correct	3 ms	512 KB	Output is correct
50	Correct	2 ms	512 KB	Output is correct
51	Correct	2 ms	512 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	512 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	512 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	1 ms	384 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	1 ms	384 KB	Output is correct
36	Correct	1 ms	384 KB	Output is correct
37	Correct	0 ms	384 KB	Output is correct
38	Correct	2 ms	512 KB	Output is correct
39	Correct	2 ms	512 KB	Output is correct
40	Correct	2 ms	512 KB	Output is correct
41	Correct	2 ms	512 KB	Output is correct
42	Correct	2 ms	512 KB	Output is correct
43	Correct	2 ms	512 KB	Output is correct
44	Correct	2 ms	512 KB	Output is correct
45	Correct	2 ms	512 KB	Output is correct
46	Correct	2 ms	640 KB	Output is correct
47	Correct	2 ms	512 KB	Output is correct
48	Correct	2 ms	512 KB	Output is correct
49	Correct	3 ms	512 KB	Output is correct
50	Correct	2 ms	512 KB	Output is correct
51	Correct	2 ms	512 KB	Output is correct
52	Correct	174 ms	15480 KB	Output is correct
53	Correct	163 ms	15512 KB	Output is correct
54	Correct	135 ms	14584 KB	Output is correct
55	Correct	138 ms	14840 KB	Output is correct
56	Correct	139 ms	15096 KB	Output is correct
57	Correct	139 ms	14968 KB	Output is correct
58	Correct	142 ms	15480 KB	Output is correct
59	Correct	136 ms	14840 KB	Output is correct
60	Correct	170 ms	14584 KB	Output is correct
61	Correct	136 ms	14840 KB	Output is correct
62	Correct	139 ms	14840 KB	Output is correct
63	Correct	178 ms	26232 KB	Output is correct
64	Correct	126 ms	13944 KB	Output is correct
65	Correct	157 ms	15480 KB	Output is correct
66	Correct	166 ms	15480 KB	Output is correct
67	Correct	161 ms	15480 KB	Output is correct
68	Correct	164 ms	15480 KB	Output is correct
69	Correct	171 ms	15224 KB	Output is correct
70	Correct	184 ms	15224 KB	Output is correct
71	Correct	175 ms	15352 KB	Output is correct
72	Correct	176 ms	15224 KB	Output is correct
73	Correct	174 ms	15336 KB	Output is correct
74	Correct	181 ms	15252 KB	Output is correct
75	Correct	205 ms	15352 KB	Output is correct
76	Correct	191 ms	15584 KB	Output is correct
77	Correct	144 ms	15224 KB	Output is correct
78	Correct	146 ms	15480 KB	Output is correct
79	Correct	168 ms	14840 KB	Output is correct
80	Correct	165 ms	14840 KB	Output is correct

답안 #283088

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