답안 #818987

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
818987	2023-08-10T07:32:55 Z	Alan	스트랩 (JOI14_straps)	C++17	0 / 100	7 ms	444 KB

straps

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

ll dp[2005];
const ll inf = 1e18;

int main () {
	int n;
	cin >> n;
	vector<ll> cand;
	for (int i = 2; i <= 2000; i++) dp[i] = -inf;
	while (n--) {
		int a, b;
		cin >> a >> b;
		if (a) for (int i = 2000; i > 0; i--) dp[i] = max(dp[i], dp[max(0, i-a)+1] + b);
		else if (b >= 0) cand.push_back(b);
	}
	sort(cand.rbegin(), cand.rend());
	int sz = cand.size();
	for (int i = 1; i < sz; i++) cand[i] += cand[i-1];
	ll ans = 0;
	if (!cand.empty()) for (int i = 0; i < 2000; i++) ans = max(ans, dp[i+1] + cand[min(i, sz-1)]);
	cout << ans << '\n';
	return 0;
}

Subtask #1

0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	288 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	0 ms	216 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Incorrect	0 ms	212 KB	Output isn't correct
25	Halted	0 ms	0 KB	-

Subtask #2

0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	2 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	2 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	2 ms	340 KB	Output is correct
15	Correct	2 ms	340 KB	Output is correct
16	Correct	2 ms	340 KB	Output is correct
17	Correct	2 ms	340 KB	Output is correct
18	Correct	2 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	2 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	2 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	Incorrect	6 ms	312 KB	Output isn't correct
30	Halted	0 ms	0 KB	-

Subtask #3

0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	2 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	256 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	2 ms	212 KB	Output is correct
18	Correct	2 ms	212 KB	Output is correct
19	Correct	2 ms	212 KB	Output is correct
20	Correct	2 ms	212 KB	Output is correct
21	Correct	2 ms	212 KB	Output is correct
22	Correct	2 ms	260 KB	Output is correct
23	Correct	3 ms	212 KB	Output is correct
24	Correct	2 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	1 ms	212 KB	Output is correct
31	Correct	1 ms	212 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Incorrect	6 ms	212 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #4

0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	2 ms	340 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	444 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	2 ms	340 KB	Output is correct
18	Correct	2 ms	340 KB	Output is correct
19	Incorrect	7 ms	336 KB	Output isn't correct
20	Halted	0 ms	0 KB	-