답안 #892767

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
892767	2023-12-25T22:42:14 Z	ksujay2	Long Distance Coach (JOI17_coach)	C++17	100 / 100	226 ms	17108 KB

coach

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

struct Line {
	mutable ll k, m, p;
	bool operator<(const Line& o) const { return k < o.k; }
	bool operator<(ll x) const { return p < x; }
};

struct LineContainer : multiset<Line, less<>> {
	static 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()) return x->p = inf, 0;
		if (x->k == y->k) x->p = x->m > y->m ? inf : -inf;
		else x->p = div(y->m - x->m, x->k - y->k);
		return x->p >= y->p;
	}
	void add(ll k, ll m) {
		auto z = insert({k, m, 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)->p >= y->p)
			isect(x, erase(y));
	}
	ll query(ll x) {
		assert(!empty());
		auto l = *lower_bound(x);
		return l.k * x + l.m;
	}
};

int main() {
    ll X, N, M, W, T;
    cin >> X >> N >> M >> W >> T;
    vector<pair<ll, ll>> e;
    for(int i = 0; i < N; i++) {
        ll s; cin >> s;
        e.push_back({s % T, -s});
    }
    e.push_back({X % T, -X});
    ll mndp = (X / T + 1) * W;
    for(int i = 0; i < M; i++) {
        ll d, c; cin >> d >> c;
        mndp += ((X - d) / T + 1) * W;
        e.push_back({d, c});
    }
    sort(e.begin(), e.end());
    ll g = 0;
    ll x = 0;
    LineContainer lc;
    for(int i = e.size() - 1; i >= 0; i--) {
        if(e[i].second < 0) {
            ll m = W * (-e[i].second / T);
            lc.add(-m, -(mndp - g - x * m));
        } else {
            if(!lc.empty()) {
                g += e[i].second - ((X - e[i].first) / T + 1) * W;
                x++;
                mndp = min(mndp, g - lc.query(x));
            }
        }
    }
    cout << mndp << endl;
}

Subtask #1
16.0 / 16.0

#	결과	메모리	Grader output
1	Correct	344 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	440 KB	Output is correct
4	Correct	348 KB	Output is correct
5	Correct	348 KB	Output is correct
6	Correct	348 KB	Output is correct
7	Correct	388 KB	Output is correct
8	Correct	600 KB	Output is correct
9	Correct	348 KB	Output is correct
10	Correct	348 KB	Output is correct
11	Correct	348 KB	Output is correct
12	Correct	348 KB	Output is correct
13	Correct	348 KB	Output is correct
14	Correct	344 KB	Output is correct
15	Correct	348 KB	Output is correct
16	Correct	348 KB	Output is correct
17	Correct	348 KB	Output is correct
18	Correct	348 KB	Output is correct
19	Correct	348 KB	Output is correct
20	Correct	432 KB	Output is correct
21	Correct	348 KB	Output is correct
22	Correct	348 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	440 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	600 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	432 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	432 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	500 KB	Output is correct
33	Correct	1 ms	344 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	0 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct

Subtask #3
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	440 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	600 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	432 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	432 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	500 KB	Output is correct
33	Correct	1 ms	344 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	0 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	2 ms	604 KB	Output is correct
39	Correct	2 ms	348 KB	Output is correct
40	Correct	2 ms	604 KB	Output is correct
41	Correct	2 ms	348 KB	Output is correct
42	Correct	2 ms	444 KB	Output is correct
43	Correct	2 ms	348 KB	Output is correct
44	Correct	2 ms	512 KB	Output is correct
45	Correct	2 ms	420 KB	Output is correct
46	Correct	2 ms	344 KB	Output is correct
47	Correct	2 ms	600 KB	Output is correct
48	Correct	2 ms	536 KB	Output is correct
49	Correct	2 ms	608 KB	Output is correct
50	Correct	2 ms	348 KB	Output is correct
51	Correct	2 ms	604 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	440 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	388 KB	Output is correct
8	Correct	0 ms	600 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	432 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	432 KB	Output is correct
28	Correct	0 ms	344 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	0 ms	348 KB	Output is correct
31	Correct	0 ms	348 KB	Output is correct
32	Correct	0 ms	500 KB	Output is correct
33	Correct	1 ms	344 KB	Output is correct
34	Correct	0 ms	348 KB	Output is correct
35	Correct	0 ms	348 KB	Output is correct
36	Correct	0 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	2 ms	604 KB	Output is correct
39	Correct	2 ms	348 KB	Output is correct
40	Correct	2 ms	604 KB	Output is correct
41	Correct	2 ms	348 KB	Output is correct
42	Correct	2 ms	444 KB	Output is correct
43	Correct	2 ms	348 KB	Output is correct
44	Correct	2 ms	512 KB	Output is correct
45	Correct	2 ms	420 KB	Output is correct
46	Correct	2 ms	344 KB	Output is correct
47	Correct	2 ms	600 KB	Output is correct
48	Correct	2 ms	536 KB	Output is correct
49	Correct	2 ms	608 KB	Output is correct
50	Correct	2 ms	348 KB	Output is correct
51	Correct	2 ms	604 KB	Output is correct
52	Correct	210 ms	13904 KB	Output is correct
53	Correct	209 ms	12984 KB	Output is correct
54	Correct	190 ms	13748 KB	Output is correct
55	Correct	195 ms	13524 KB	Output is correct
56	Correct	202 ms	13752 KB	Output is correct
57	Correct	200 ms	13660 KB	Output is correct
58	Correct	207 ms	14268 KB	Output is correct
59	Correct	196 ms	14008 KB	Output is correct
60	Correct	190 ms	12468 KB	Output is correct
61	Correct	196 ms	12724 KB	Output is correct
62	Correct	196 ms	12468 KB	Output is correct
63	Correct	221 ms	17108 KB	Output is correct
64	Correct	179 ms	13256 KB	Output is correct
65	Correct	217 ms	13240 KB	Output is correct
66	Correct	218 ms	13668 KB	Output is correct
67	Correct	207 ms	14264 KB	Output is correct
68	Correct	206 ms	12980 KB	Output is correct
69	Correct	212 ms	14268 KB	Output is correct
70	Correct	207 ms	14132 KB	Output is correct
71	Correct	208 ms	14008 KB	Output is correct
72	Correct	213 ms	12828 KB	Output is correct
73	Correct	224 ms	12612 KB	Output is correct
74	Correct	226 ms	13052 KB	Output is correct
75	Correct	214 ms	13228 KB	Output is correct
76	Correct	216 ms	12472 KB	Output is correct
77	Correct	203 ms	12804 KB	Output is correct
78	Correct	202 ms	14168 KB	Output is correct
79	Correct	200 ms	12196 KB	Output is correct
80	Correct	198 ms	12924 KB	Output is correct

답안 #892767

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