답안 #796133

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
796133	2023-07-28T06:48:17 Z	박영우(#10072)	Security Guard (JOI23_guard)	C++17	37 / 100	1264 ms	1048576 KB

guard

#include <bits/stdc++.h>
#include <cassert>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
#define MAX 301010
#define MAXS 20
#define INF 1000000000000000001
#define bb ' '
#define ln '\n'
#define Ln '\n'
vector<int> adj[MAX];
ll C[MAX];
ll ans = 0;
void dfs(int x, int p = 0) {
	for (auto v : adj[x]) {
		if (v == p) continue;
		ans += C[x];
		dfs(v, x);
	}
}
signed main() {
	ios::sync_with_stdio(false), cin.tie(0);
	int N, M, Q;
	cin >> N >> M >> Q;
	int i;
	for (i = 1; i <= N; i++) cin >> C[i];
	int a, b;
	for (i = 1; i < N; i++) {
		cin >> a >> b;
		adj[a].push_back(b);
		adj[b].push_back(a);
	}
	dfs(1, 0);
	ll mx = 0;
	for (i = 1; i <= N; i++) mx = max(mx, C[i]);
	mx -= C[1];
	if (mx < 0) mx = 0;
	cout << ans + mx << ln;
}

Subtask #1

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	7380 KB	Output is correct
2	Correct	53 ms	21756 KB	Output is correct
3	Correct	54 ms	21708 KB	Output is correct
4	Correct	58 ms	21756 KB	Output is correct
5	Correct	60 ms	21748 KB	Output is correct
6	Correct	53 ms	21744 KB	Output is correct
7	Correct	54 ms	21708 KB	Output is correct
8	Correct	3 ms	7380 KB	Output is correct

Subtask #2

13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	7380 KB	Output is correct
2	Correct	53 ms	21756 KB	Output is correct
3	Correct	54 ms	21708 KB	Output is correct
4	Correct	58 ms	21756 KB	Output is correct
5	Correct	60 ms	21748 KB	Output is correct
6	Correct	53 ms	21744 KB	Output is correct
7	Correct	54 ms	21708 KB	Output is correct
8	Correct	3 ms	7380 KB	Output is correct
9	Correct	3 ms	7380 KB	Output is correct
10	Correct	60 ms	21816 KB	Output is correct
11	Correct	63 ms	21788 KB	Output is correct
12	Correct	62 ms	21756 KB	Output is correct
13	Correct	61 ms	21704 KB	Output is correct
14	Correct	61 ms	21688 KB	Output is correct
15	Correct	60 ms	21808 KB	Output is correct
16	Correct	60 ms	21732 KB	Output is correct
17	Correct	61 ms	21800 KB	Output is correct

Subtask #3

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	7380 KB	Output is correct
2	Correct	53 ms	21756 KB	Output is correct
3	Correct	54 ms	21708 KB	Output is correct
4	Correct	58 ms	21756 KB	Output is correct
5	Correct	60 ms	21748 KB	Output is correct
6	Correct	53 ms	21744 KB	Output is correct
7	Correct	54 ms	21708 KB	Output is correct
8	Correct	3 ms	7380 KB	Output is correct
9	Correct	3 ms	7380 KB	Output is correct
10	Correct	60 ms	21816 KB	Output is correct
11	Correct	63 ms	21788 KB	Output is correct
12	Correct	62 ms	21756 KB	Output is correct
13	Correct	61 ms	21704 KB	Output is correct
14	Correct	61 ms	21688 KB	Output is correct
15	Correct	60 ms	21808 KB	Output is correct
16	Correct	60 ms	21732 KB	Output is correct
17	Correct	61 ms	21800 KB	Output is correct
18	Correct	3 ms	7380 KB	Output is correct
19	Correct	90 ms	19304 KB	Output is correct
20	Correct	130 ms	17676 KB	Output is correct
21	Correct	128 ms	15256 KB	Output is correct
22	Correct	80 ms	15304 KB	Output is correct
23	Correct	69 ms	16016 KB	Output is correct
24	Correct	75 ms	16232 KB	Output is correct
25	Correct	63 ms	15952 KB	Output is correct
26	Correct	60 ms	15992 KB	Output is correct
27	Correct	62 ms	15996 KB	Output is correct
28	Correct	97 ms	19988 KB	Output is correct
29	Correct	92 ms	18616 KB	Output is correct
30	Correct	66 ms	16700 KB	Output is correct
31	Correct	60 ms	15952 KB	Output is correct
32	Correct	90 ms	15680 KB	Output is correct
33	Correct	76 ms	15164 KB	Output is correct
34	Correct	80 ms	15200 KB	Output is correct
35	Correct	80 ms	16156 KB	Output is correct
36	Correct	99 ms	16196 KB	Output is correct
37	Correct	76 ms	16184 KB	Output is correct
38	Correct	106 ms	17632 KB	Output is correct
39	Correct	89 ms	18872 KB	Output is correct
40	Correct	89 ms	16816 KB	Output is correct
41	Correct	112 ms	21392 KB	Output is correct
42	Correct	111 ms	21592 KB	Output is correct
43	Correct	107 ms	15436 KB	Output is correct
44	Correct	116 ms	15372 KB	Output is correct
45	Correct	81 ms	15388 KB	Output is correct
46	Correct	80 ms	15428 KB	Output is correct
47	Correct	84 ms	15312 KB	Output is correct
48	Correct	86 ms	15424 KB	Output is correct
49	Correct	96 ms	15368 KB	Output is correct
50	Correct	110 ms	15416 KB	Output is correct
51	Correct	94 ms	15420 KB	Output is correct
52	Correct	72 ms	15312 KB	Output is correct

Subtask #4

0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	7380 KB	Output is correct
2	Correct	53 ms	21756 KB	Output is correct
3	Correct	54 ms	21708 KB	Output is correct
4	Correct	58 ms	21756 KB	Output is correct
5	Correct	60 ms	21748 KB	Output is correct
6	Correct	53 ms	21744 KB	Output is correct
7	Correct	54 ms	21708 KB	Output is correct
8	Correct	3 ms	7380 KB	Output is correct
9	Correct	3 ms	7380 KB	Output is correct
10	Correct	60 ms	21816 KB	Output is correct
11	Correct	63 ms	21788 KB	Output is correct
12	Correct	62 ms	21756 KB	Output is correct
13	Correct	61 ms	21704 KB	Output is correct
14	Correct	61 ms	21688 KB	Output is correct
15	Correct	60 ms	21808 KB	Output is correct
16	Correct	60 ms	21732 KB	Output is correct
17	Correct	61 ms	21800 KB	Output is correct
18	Correct	3 ms	7380 KB	Output is correct
19	Correct	90 ms	19304 KB	Output is correct
20	Correct	130 ms	17676 KB	Output is correct
21	Correct	128 ms	15256 KB	Output is correct
22	Correct	80 ms	15304 KB	Output is correct
23	Correct	69 ms	16016 KB	Output is correct
24	Correct	75 ms	16232 KB	Output is correct
25	Correct	63 ms	15952 KB	Output is correct
26	Correct	60 ms	15992 KB	Output is correct
27	Correct	62 ms	15996 KB	Output is correct
28	Correct	97 ms	19988 KB	Output is correct
29	Correct	92 ms	18616 KB	Output is correct
30	Correct	66 ms	16700 KB	Output is correct
31	Correct	60 ms	15952 KB	Output is correct
32	Correct	90 ms	15680 KB	Output is correct
33	Correct	76 ms	15164 KB	Output is correct
34	Correct	80 ms	15200 KB	Output is correct
35	Correct	80 ms	16156 KB	Output is correct
36	Correct	99 ms	16196 KB	Output is correct
37	Correct	76 ms	16184 KB	Output is correct
38	Correct	106 ms	17632 KB	Output is correct
39	Correct	89 ms	18872 KB	Output is correct
40	Correct	89 ms	16816 KB	Output is correct
41	Correct	112 ms	21392 KB	Output is correct
42	Correct	111 ms	21592 KB	Output is correct
43	Correct	107 ms	15436 KB	Output is correct
44	Correct	116 ms	15372 KB	Output is correct
45	Correct	81 ms	15388 KB	Output is correct
46	Correct	80 ms	15428 KB	Output is correct
47	Correct	84 ms	15312 KB	Output is correct
48	Correct	86 ms	15424 KB	Output is correct
49	Correct	96 ms	15368 KB	Output is correct
50	Correct	110 ms	15416 KB	Output is correct
51	Correct	94 ms	15420 KB	Output is correct
52	Correct	72 ms	15312 KB	Output is correct
53	Correct	4 ms	7380 KB	Output is correct
54	Runtime error	1264 ms	1048576 KB	Execution killed with signal 9
55	Halted	0 ms	0 KB	-

Subtask #5

0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	7380 KB	Output is correct
2	Incorrect	3 ms	7380 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #6

0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	7380 KB	Output is correct
2	Incorrect	3 ms	7380 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #7

0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	7380 KB	Output is correct
2	Correct	53 ms	21756 KB	Output is correct
3	Correct	54 ms	21708 KB	Output is correct
4	Correct	58 ms	21756 KB	Output is correct
5	Correct	60 ms	21748 KB	Output is correct
6	Correct	53 ms	21744 KB	Output is correct
7	Correct	54 ms	21708 KB	Output is correct
8	Correct	3 ms	7380 KB	Output is correct
9	Correct	3 ms	7380 KB	Output is correct
10	Correct	60 ms	21816 KB	Output is correct
11	Correct	63 ms	21788 KB	Output is correct
12	Correct	62 ms	21756 KB	Output is correct
13	Correct	61 ms	21704 KB	Output is correct
14	Correct	61 ms	21688 KB	Output is correct
15	Correct	60 ms	21808 KB	Output is correct
16	Correct	60 ms	21732 KB	Output is correct
17	Correct	61 ms	21800 KB	Output is correct
18	Correct	3 ms	7380 KB	Output is correct
19	Correct	90 ms	19304 KB	Output is correct
20	Correct	130 ms	17676 KB	Output is correct
21	Correct	128 ms	15256 KB	Output is correct
22	Correct	80 ms	15304 KB	Output is correct
23	Correct	69 ms	16016 KB	Output is correct
24	Correct	75 ms	16232 KB	Output is correct
25	Correct	63 ms	15952 KB	Output is correct
26	Correct	60 ms	15992 KB	Output is correct
27	Correct	62 ms	15996 KB	Output is correct
28	Correct	97 ms	19988 KB	Output is correct
29	Correct	92 ms	18616 KB	Output is correct
30	Correct	66 ms	16700 KB	Output is correct
31	Correct	60 ms	15952 KB	Output is correct
32	Correct	90 ms	15680 KB	Output is correct
33	Correct	76 ms	15164 KB	Output is correct
34	Correct	80 ms	15200 KB	Output is correct
35	Correct	80 ms	16156 KB	Output is correct
36	Correct	99 ms	16196 KB	Output is correct
37	Correct	76 ms	16184 KB	Output is correct
38	Correct	106 ms	17632 KB	Output is correct
39	Correct	89 ms	18872 KB	Output is correct
40	Correct	89 ms	16816 KB	Output is correct
41	Correct	112 ms	21392 KB	Output is correct
42	Correct	111 ms	21592 KB	Output is correct
43	Correct	107 ms	15436 KB	Output is correct
44	Correct	116 ms	15372 KB	Output is correct
45	Correct	81 ms	15388 KB	Output is correct
46	Correct	80 ms	15428 KB	Output is correct
47	Correct	84 ms	15312 KB	Output is correct
48	Correct	86 ms	15424 KB	Output is correct
49	Correct	96 ms	15368 KB	Output is correct
50	Correct	110 ms	15416 KB	Output is correct
51	Correct	94 ms	15420 KB	Output is correct
52	Correct	72 ms	15312 KB	Output is correct
53	Correct	4 ms	7380 KB	Output is correct
54	Runtime error	1264 ms	1048576 KB	Execution killed with signal 9
55	Halted	0 ms	0 KB	-