답안 #1111363

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1111363	2024-11-12T07:42:50 Z	siewjh	Drivers (BOI24_drivers)	C++17	100 / 100	112 ms	8272 KB

Main

#include <bits/stdc++.h>
using namespace std;
typedef tuple<int, int, int> i3;
typedef tuple<int, int, int, int> i4;
const int MAXN = 200005;
int par[MAXN], rnk[MAXN];
int root(int x){
	if (par[x] == -1) return x;
	else return par[x] = root(par[x]);
}
void join(int a, int b){
	int ra = root(a), rb = root(b);
	if (ra == rb) return;
	if (rnk[ra] > rnk[rb]) swap(ra, rb);
	par[ra] = rb;
	if (rnk[ra] == rnk[rb]) rnk[rb]++;
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	int nodes, edges, queries; cin >> nodes >> edges >> queries;
	memset(par, -1, sizeof(par));
	vector<i3> ev(edges);
	vector<i4> pv(queries);
	for (int i = 0; i < edges; i++){
		int a, b, c; cin >> a >> b >> c;
		ev[i] = {c, a, b};
	}
	sort(ev.begin(), ev.end());
	for (int i = 0; i < queries; i++){
		int a, b, p; cin >> a >> b >> p;
		pv[i] = {p, a, b, i};
	}
	sort(pv.begin(), pv.end());
	vector<bool> ans(queries);
	int eid = 0;
	for (auto [p, a, b, i] : pv){
		for (; eid != edges && get<0>(ev[eid]) <= p; eid++){
			int ea, eb, ec; tie(ec, ea, eb) = ev[eid];
			join(ea, eb);
		}
		ans[i] = (root(a) == root(b));
	}
	for (bool b : ans) cout << (b ? "TAIP" : "NE") << '\n';
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1104 KB	Output is correct
2	Correct	2 ms	1104 KB	Output is correct
3	Correct	2 ms	1272 KB	Output is correct
4	Correct	1 ms	1104 KB	Output is correct
5	Correct	58 ms	5260 KB	Output is correct

Subtask #2
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1104 KB	Output is correct
2	Correct	1 ms	1104 KB	Output is correct
3	Correct	2 ms	1104 KB	Output is correct
4	Correct	2 ms	1104 KB	Output is correct
5	Correct	2 ms	1104 KB	Output is correct
6	Correct	2 ms	1104 KB	Output is correct
7	Correct	2 ms	1104 KB	Output is correct
8	Correct	2 ms	1104 KB	Output is correct
9	Correct	2 ms	1104 KB	Output is correct
10	Correct	3 ms	1104 KB	Output is correct
11	Correct	3 ms	1104 KB	Output is correct
12	Correct	3 ms	1360 KB	Output is correct
13	Correct	2 ms	1104 KB	Output is correct
14	Correct	3 ms	1360 KB	Output is correct
15	Correct	1 ms	1104 KB	Output is correct
16	Correct	2 ms	1104 KB	Output is correct
17	Correct	1 ms	1104 KB	Output is correct
18	Correct	2 ms	1104 KB	Output is correct
19	Correct	6 ms	1360 KB	Output is correct
20	Correct	2 ms	1104 KB	Output is correct
21	Correct	2 ms	1104 KB	Output is correct
22	Correct	1 ms	1104 KB	Output is correct
23	Correct	2 ms	1156 KB	Output is correct
24	Correct	5 ms	1360 KB	Output is correct
25	Correct	1 ms	1104 KB	Output is correct

Subtask #3
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1104 KB	Output is correct
2	Correct	2 ms	1104 KB	Output is correct
3	Correct	2 ms	1272 KB	Output is correct
4	Correct	1 ms	1104 KB	Output is correct
5	Correct	58 ms	5260 KB	Output is correct
6	Correct	2 ms	1104 KB	Output is correct
7	Correct	2 ms	1104 KB	Output is correct
8	Correct	2 ms	1104 KB	Output is correct
9	Correct	3 ms	1104 KB	Output is correct
10	Correct	3 ms	1360 KB	Output is correct
11	Correct	3 ms	1360 KB	Output is correct
12	Correct	1 ms	1104 KB	Output is correct
13	Correct	2 ms	1104 KB	Output is correct
14	Correct	1 ms	1104 KB	Output is correct
15	Correct	1 ms	1104 KB	Output is correct

Subtask #4
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1104 KB	Output is correct
2	Correct	2 ms	1104 KB	Output is correct
3	Correct	2 ms	1272 KB	Output is correct
4	Correct	1 ms	1104 KB	Output is correct
5	Correct	58 ms	5260 KB	Output is correct
6	Correct	2 ms	1104 KB	Output is correct
7	Correct	1 ms	1104 KB	Output is correct
8	Correct	2 ms	1104 KB	Output is correct
9	Correct	2 ms	1104 KB	Output is correct
10	Correct	2 ms	1104 KB	Output is correct
11	Correct	2 ms	1104 KB	Output is correct
12	Correct	2 ms	1104 KB	Output is correct
13	Correct	2 ms	1104 KB	Output is correct
14	Correct	2 ms	1104 KB	Output is correct
15	Correct	3 ms	1104 KB	Output is correct
16	Correct	3 ms	1104 KB	Output is correct
17	Correct	3 ms	1360 KB	Output is correct
18	Correct	2 ms	1104 KB	Output is correct
19	Correct	3 ms	1360 KB	Output is correct
20	Correct	1 ms	1104 KB	Output is correct
21	Correct	2 ms	1104 KB	Output is correct
22	Correct	1 ms	1104 KB	Output is correct
23	Correct	2 ms	1104 KB	Output is correct
24	Correct	6 ms	1360 KB	Output is correct
25	Correct	2 ms	1104 KB	Output is correct
26	Correct	2 ms	1104 KB	Output is correct
27	Correct	1 ms	1104 KB	Output is correct
28	Correct	2 ms	1156 KB	Output is correct
29	Correct	5 ms	1360 KB	Output is correct
30	Correct	1 ms	1104 KB	Output is correct
31	Correct	2 ms	1104 KB	Output is correct
32	Correct	2 ms	1104 KB	Output is correct
33	Correct	2 ms	1104 KB	Output is correct
34	Correct	3 ms	1104 KB	Output is correct
35	Correct	3 ms	1360 KB	Output is correct
36	Correct	3 ms	1360 KB	Output is correct
37	Correct	1 ms	1104 KB	Output is correct
38	Correct	2 ms	1104 KB	Output is correct
39	Correct	1 ms	1104 KB	Output is correct
40	Correct	1 ms	1104 KB	Output is correct

Subtask #5
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1104 KB	Output is correct
2	Correct	2 ms	1104 KB	Output is correct
3	Correct	2 ms	1272 KB	Output is correct
4	Correct	1 ms	1104 KB	Output is correct
5	Correct	58 ms	5260 KB	Output is correct
6	Correct	2 ms	1104 KB	Output is correct
7	Correct	1 ms	1104 KB	Output is correct
8	Correct	2 ms	1104 KB	Output is correct
9	Correct	2 ms	1104 KB	Output is correct
10	Correct	2 ms	1104 KB	Output is correct
11	Correct	2 ms	1104 KB	Output is correct
12	Correct	2 ms	1104 KB	Output is correct
13	Correct	2 ms	1104 KB	Output is correct
14	Correct	2 ms	1104 KB	Output is correct
15	Correct	3 ms	1104 KB	Output is correct
16	Correct	3 ms	1104 KB	Output is correct
17	Correct	3 ms	1360 KB	Output is correct
18	Correct	2 ms	1104 KB	Output is correct
19	Correct	3 ms	1360 KB	Output is correct
20	Correct	1 ms	1104 KB	Output is correct
21	Correct	2 ms	1104 KB	Output is correct
22	Correct	1 ms	1104 KB	Output is correct
23	Correct	2 ms	1104 KB	Output is correct
24	Correct	6 ms	1360 KB	Output is correct
25	Correct	2 ms	1104 KB	Output is correct
26	Correct	2 ms	1104 KB	Output is correct
27	Correct	1 ms	1104 KB	Output is correct
28	Correct	2 ms	1156 KB	Output is correct
29	Correct	5 ms	1360 KB	Output is correct
30	Correct	1 ms	1104 KB	Output is correct
31	Correct	2 ms	1104 KB	Output is correct
32	Correct	2 ms	1104 KB	Output is correct
33	Correct	2 ms	1104 KB	Output is correct
34	Correct	3 ms	1104 KB	Output is correct
35	Correct	3 ms	1360 KB	Output is correct
36	Correct	3 ms	1360 KB	Output is correct
37	Correct	1 ms	1104 KB	Output is correct
38	Correct	2 ms	1104 KB	Output is correct
39	Correct	1 ms	1104 KB	Output is correct
40	Correct	1 ms	1104 KB	Output is correct
41	Correct	112 ms	8272 KB	Output is correct
42	Correct	8 ms	1616 KB	Output is correct
43	Correct	8 ms	1860 KB	Output is correct
44	Correct	12 ms	1852 KB	Output is correct
45	Correct	10 ms	1616 KB	Output is correct
46	Correct	8 ms	1616 KB	Output is correct
47	Correct	100 ms	6180 KB	Output is correct
48	Correct	9 ms	1616 KB	Output is correct
49	Correct	75 ms	7496 KB	Output is correct

답안 #1111363

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 11.0 / 11.0

Subtask #3 11.0 / 11.0

Subtask #4 23.0 / 23.0

Subtask #5 45.0 / 45.0

Subtask #1
10.0 / 10.0

Subtask #2
11.0 / 11.0

Subtask #3
11.0 / 11.0

Subtask #4
23.0 / 23.0

Subtask #5
45.0 / 45.0