Submission #1029719

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1029719	2024-07-21T08:34:11 Z	mansur	Reconstruction Project (JOI22_reconstruction)	C++17	7 / 100	5000 ms	6380 KB

reconstruction

#include<bits/stdc++.h>

using namespace std;

#define rall(s) s.rbegin() s.rend()
#define all(s) s.begin(), s.end()
#define sz(s) (int)s.size()
#define s second
#define f first

using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int N = 1000;

int pr[N], sz[N];

int get(int x) {
	if (pr[x] == x) return x;
	return pr[x] = get(pr[x]);
}

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n, m;
	cin >> n >> m;
	vector<array<int, 3>> g;
	while (m--) {
		int a, b, w;
		cin >> a >> b >> w;
		g.push_back({w, a, b});
	}
	int q;
	cin >> q;
	while (q--) {
		int x;
		cin >> x;
		if (m == n - 1) {
			ll ans = 0;
			for (auto [w, a, b]: g) ans += abs(w - x);
			cout << ans << '\n';
			continue;
		}
		for (int i = 1; i <= n; i++) {
			pr[i] = i, sz[i] = 1;
		}
		vector<array<int, 3>> gr;
		for (auto [w, a, b]: g) {
			gr.push_back({abs(w - x), a, b});
		}
		sort(all(gr));
		ll ans = 0;
		for (auto [w, a, b]: gr) {
			a = get(a), b = get(b);
			if (a == b) continue;
			if (sz[a] > sz[b]) swap(a, b);
			ans += w, pr[a] = b, sz[b] += sz[a];
		}         
		cout << ans << '\n';
	}
}

Subtask #1
3.0 / 3.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 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	348 KB	Output is correct
8	Correct	348 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	464 KB	Output is correct
14	Correct	348 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

Subtask #2
4.0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 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	348 KB	Output is correct
8	Correct	0 ms	348 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	464 KB	Output is correct
14	Correct	0 ms	348 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	117 ms	6040 KB	Output is correct
21	Correct	112 ms	6068 KB	Output is correct
22	Correct	120 ms	6048 KB	Output is correct
23	Correct	136 ms	6044 KB	Output is correct
24	Correct	117 ms	6040 KB	Output is correct
25	Correct	115 ms	6072 KB	Output is correct
26	Correct	115 ms	6040 KB	Output is correct
27	Correct	119 ms	6076 KB	Output is correct
28	Correct	141 ms	6056 KB	Output is correct
29	Correct	143 ms	6076 KB	Output is correct
30	Correct	113 ms	6080 KB	Output is correct
31	Correct	114 ms	6076 KB	Output is correct
32	Correct	118 ms	6040 KB	Output is correct
33	Correct	117 ms	6040 KB	Output is correct
34	Correct	149 ms	6156 KB	Output is correct
35	Correct	116 ms	6048 KB	Output is correct

Subtask #3
0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Execution timed out	5090 ms	6380 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #4
0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 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	348 KB	Output is correct
8	Correct	0 ms	348 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	464 KB	Output is correct
14	Correct	0 ms	348 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	460 KB	Output is correct
20	Execution timed out	5085 ms	4172 KB	Time limit exceeded
21	Halted	0 ms	0 KB	-

Subtask #5
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 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	348 KB	Output is correct
8	Correct	0 ms	348 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	464 KB	Output is correct
14	Correct	0 ms	348 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	117 ms	6040 KB	Output is correct
21	Correct	112 ms	6068 KB	Output is correct
22	Correct	120 ms	6048 KB	Output is correct
23	Correct	136 ms	6044 KB	Output is correct
24	Correct	117 ms	6040 KB	Output is correct
25	Correct	115 ms	6072 KB	Output is correct
26	Correct	115 ms	6040 KB	Output is correct
27	Correct	119 ms	6076 KB	Output is correct
28	Correct	141 ms	6056 KB	Output is correct
29	Correct	143 ms	6076 KB	Output is correct
30	Correct	113 ms	6080 KB	Output is correct
31	Correct	114 ms	6076 KB	Output is correct
32	Correct	118 ms	6040 KB	Output is correct
33	Correct	117 ms	6040 KB	Output is correct
34	Correct	149 ms	6156 KB	Output is correct
35	Correct	116 ms	6048 KB	Output is correct
36	Execution timed out	5058 ms	6268 KB	Time limit exceeded
37	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 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	348 KB	Output is correct
8	Correct	0 ms	348 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	464 KB	Output is correct
14	Correct	0 ms	348 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	117 ms	6040 KB	Output is correct
21	Correct	112 ms	6068 KB	Output is correct
22	Correct	120 ms	6048 KB	Output is correct
23	Correct	136 ms	6044 KB	Output is correct
24	Correct	117 ms	6040 KB	Output is correct
25	Correct	115 ms	6072 KB	Output is correct
26	Correct	115 ms	6040 KB	Output is correct
27	Correct	119 ms	6076 KB	Output is correct
28	Correct	141 ms	6056 KB	Output is correct
29	Correct	143 ms	6076 KB	Output is correct
30	Correct	113 ms	6080 KB	Output is correct
31	Correct	114 ms	6076 KB	Output is correct
32	Correct	118 ms	6040 KB	Output is correct
33	Correct	117 ms	6040 KB	Output is correct
34	Correct	149 ms	6156 KB	Output is correct
35	Correct	116 ms	6048 KB	Output is correct
36	Correct	0 ms	348 KB	Output is correct
37	Correct	0 ms	348 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Execution timed out	5090 ms	6380 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

Submission #1029719

Compilation message

Subtask #1 3.0 / 3.0

Subtask #2 4.0 / 4.0

Subtask #3 0 / 7.0

Subtask #4 0 / 28.0

Subtask #5 0 / 35.0

Subtask #6 0 / 23.0

Subtask #1
3.0 / 3.0

Subtask #2
4.0 / 4.0

Subtask #3
0 / 7.0

Subtask #4
0 / 28.0

Subtask #5
0 / 35.0

Subtask #6
0 / 23.0