답안 #927302

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
927302	2024-02-14T16:54:57 Z	TAhmed33	자매 도시 (APIO20_swap)	C++17	53 / 100	328 ms	39480 KB

swap

#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e5 + 25;
int t[MAXN], n, m;
array <int, 3> edges[MAXN];
int deg[MAXN];
vector <int> sub[MAXN]; int par[MAXN];
bool ok[MAXN];
vector <array <int, 3>> times[MAXN];
void init (int N, int M, vector <int> u, vector <int> v, vector <int> w) {
	n = N; m = M;
	for (int i = 0; i < m; i++) edges[i] = {u[i], v[i], w[i]};
	for (int i = 0; i < m; i++) t[i] = i;
	sort(t, t + m, [&] (int &x, int &y) { return edges[x][2] < edges[y][2]; });
	for (int i = 0; i < n; i++) {
		sub[i].push_back(i);
		par[i] = i;
		times[i].push_back({-1, i, 0});
	}
	for (int i = 0; i < m; i++) {
		int a = edges[t[i]][0], b = edges[t[i]][1];
		if (par[a] == par[b]) {
			if (ok[par[a]]) {
				deg[a]++; deg[b]++;
				continue;
			}
			ok[par[a]] = 1;
			for (auto j : sub[par[a]]) {
				times[j].push_back({i, par[a], 1});
			}
			deg[a]++; deg[b]++;
			continue;
		}
		if (sub[par[a]].size() > sub[par[b]].size()) swap(a, b);
		bool flag = ok[par[a]] || ok[par[b]];
		flag |= deg[a] > 1 || deg[b] > 1;
		if (!flag) {
			int l = par[a];
			for (auto j : sub[l]) {
				times[j].push_back({i, par[b], 0});
				par[j] = par[b];
				sub[par[b]].push_back(j);
			}
			sub[l].clear();
			deg[a]++; deg[b]++;
			continue;
		}
		if (!ok[par[b]]) {
			ok[par[b]] = 1;
			for (auto j : sub[par[b]]) {
				times[j].push_back({i, par[b], 1});
			}
		}
		int l = par[a];
		for (auto j : sub[l]) {
			times[j].push_back({i, par[b], 1});
			par[j] = par[b];
			sub[par[b]].push_back(j);
		}
		sub[l].clear();
		deg[a]++; deg[b]++;
	}
}
int getMinimumFuelCapacity (int x, int y) {
	int l = 0, r = m - 1, ans = -1;
	while (l <= r) {
		int mid = (l + r) / 2;
		array <int, 3> ff = {mid + 1, (int)-1e9, (int)-1e9};
		auto g = lower_bound(times[x].begin(), times[x].end(), ff) - times[x].begin();
		auto h = lower_bound(times[y].begin(), times[y].end(), ff) - times[y].begin();
		g--; h--;
		if (times[x][g][1] != times[y][h][1]) {
			l = mid + 1; continue;
		}
		if (!times[x][g][2] || !times[y][h][2]) {
			l = mid + 1;
		} else {
			r = mid - 1; ans = mid;
		}
	} 
	return ans == -1 ? -1 : edges[t[ans]][2];
}

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	6748 KB	Output is correct
2	Correct	2 ms	6748 KB	Output is correct
3	Correct	1 ms	6748 KB	Output is correct
4	Correct	1 ms	6748 KB	Output is correct
5	Correct	2 ms	6904 KB	Output is correct
6	Correct	2 ms	6744 KB	Output is correct
7	Correct	2 ms	6744 KB	Output is correct
8	Correct	2 ms	6744 KB	Output is correct
9	Correct	77 ms	25380 KB	Output is correct
10	Correct	108 ms	29352 KB	Output is correct
11	Correct	149 ms	28920 KB	Output is correct
12	Correct	108 ms	30240 KB	Output is correct
13	Correct	96 ms	19784 KB	Output is correct
14	Correct	105 ms	25264 KB	Output is correct
15	Correct	243 ms	34144 KB	Output is correct
16	Correct	266 ms	33404 KB	Output is correct
17	Correct	328 ms	35236 KB	Output is correct
18	Correct	187 ms	24164 KB	Output is correct
19	Correct	115 ms	15100 KB	Output is correct
20	Correct	263 ms	35272 KB	Output is correct
21	Correct	248 ms	34692 KB	Output is correct
22	Correct	273 ms	36272 KB	Output is correct
23	Correct	214 ms	25984 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	6748 KB	Output is correct
2	Correct	2 ms	6748 KB	Output is correct
3	Correct	166 ms	19164 KB	Output is correct
4	Correct	156 ms	23360 KB	Output is correct
5	Correct	158 ms	23404 KB	Output is correct
6	Correct	170 ms	23344 KB	Output is correct
7	Correct	156 ms	23372 KB	Output is correct
8	Correct	146 ms	22908 KB	Output is correct
9	Correct	152 ms	23196 KB	Output is correct
10	Correct	153 ms	22920 KB	Output is correct

Subtask #3
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	6748 KB	Output is correct
2	Correct	2 ms	6748 KB	Output is correct
3	Correct	1 ms	6748 KB	Output is correct
4	Correct	1 ms	6748 KB	Output is correct
5	Correct	2 ms	6904 KB	Output is correct
6	Correct	2 ms	6744 KB	Output is correct
7	Correct	2 ms	6744 KB	Output is correct
8	Correct	2 ms	6744 KB	Output is correct
9	Correct	2 ms	6744 KB	Output is correct
10	Correct	3 ms	6748 KB	Output is correct
11	Correct	2 ms	6748 KB	Output is correct
12	Correct	2 ms	6748 KB	Output is correct
13	Correct	2 ms	6748 KB	Output is correct
14	Correct	2 ms	6748 KB	Output is correct
15	Correct	2 ms	6748 KB	Output is correct
16	Correct	2 ms	6744 KB	Output is correct
17	Correct	2 ms	6748 KB	Output is correct
18	Correct	2 ms	6748 KB	Output is correct
19	Correct	2 ms	6748 KB	Output is correct
20	Correct	3 ms	6748 KB	Output is correct
21	Correct	2 ms	6748 KB	Output is correct
22	Correct	2 ms	6744 KB	Output is correct
23	Correct	2 ms	6836 KB	Output is correct
24	Correct	2 ms	7000 KB	Output is correct
25	Correct	2 ms	6748 KB	Output is correct
26	Correct	2 ms	7000 KB	Output is correct
27	Correct	2 ms	6748 KB	Output is correct
28	Correct	2 ms	6744 KB	Output is correct

Subtask #4
0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	6744 KB	Output is correct
2	Correct	1 ms	6748 KB	Output is correct
3	Correct	2 ms	6748 KB	Output is correct
4	Correct	1 ms	6748 KB	Output is correct
5	Correct	1 ms	6748 KB	Output is correct
6	Correct	2 ms	6904 KB	Output is correct
7	Correct	2 ms	6744 KB	Output is correct
8	Correct	2 ms	6744 KB	Output is correct
9	Correct	2 ms	6744 KB	Output is correct
10	Correct	77 ms	25380 KB	Output is correct
11	Correct	108 ms	29352 KB	Output is correct
12	Correct	149 ms	28920 KB	Output is correct
13	Correct	108 ms	30240 KB	Output is correct
14	Correct	96 ms	19784 KB	Output is correct
15	Correct	3 ms	6748 KB	Output is correct
16	Correct	2 ms	6748 KB	Output is correct
17	Correct	2 ms	6748 KB	Output is correct
18	Correct	2 ms	6748 KB	Output is correct
19	Correct	2 ms	6748 KB	Output is correct
20	Correct	2 ms	6748 KB	Output is correct
21	Correct	2 ms	6744 KB	Output is correct
22	Correct	2 ms	6748 KB	Output is correct
23	Correct	2 ms	6748 KB	Output is correct
24	Correct	2 ms	6748 KB	Output is correct
25	Correct	3 ms	6748 KB	Output is correct
26	Correct	2 ms	6748 KB	Output is correct
27	Correct	2 ms	6744 KB	Output is correct
28	Correct	2 ms	6836 KB	Output is correct
29	Correct	2 ms	7000 KB	Output is correct
30	Correct	2 ms	6748 KB	Output is correct
31	Correct	2 ms	7000 KB	Output is correct
32	Correct	2 ms	6748 KB	Output is correct
33	Correct	2 ms	6744 KB	Output is correct
34	Correct	11 ms	9304 KB	Output is correct
35	Correct	113 ms	30584 KB	Output is correct
36	Correct	105 ms	29828 KB	Output is correct
37	Correct	133 ms	29388 KB	Output is correct
38	Correct	109 ms	28532 KB	Output is correct
39	Correct	138 ms	28104 KB	Output is correct
40	Correct	107 ms	25720 KB	Output is correct
41	Correct	116 ms	33096 KB	Output is correct
42	Correct	123 ms	32164 KB	Output is correct
43	Correct	64 ms	18652 KB	Output is correct
44	Correct	99 ms	27984 KB	Output is correct
45	Runtime error	42 ms	22056 KB	Execution killed with signal 11
46	Halted	0 ms	0 KB	-

Subtask #5
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	6748 KB	Output is correct
2	Correct	2 ms	6748 KB	Output is correct
3	Correct	1 ms	6748 KB	Output is correct
4	Correct	1 ms	6748 KB	Output is correct
5	Correct	2 ms	6904 KB	Output is correct
6	Correct	2 ms	6744 KB	Output is correct
7	Correct	2 ms	6744 KB	Output is correct
8	Correct	2 ms	6744 KB	Output is correct
9	Correct	77 ms	25380 KB	Output is correct
10	Correct	108 ms	29352 KB	Output is correct
11	Correct	149 ms	28920 KB	Output is correct
12	Correct	108 ms	30240 KB	Output is correct
13	Correct	96 ms	19784 KB	Output is correct
14	Correct	105 ms	25264 KB	Output is correct
15	Correct	243 ms	34144 KB	Output is correct
16	Correct	266 ms	33404 KB	Output is correct
17	Correct	328 ms	35236 KB	Output is correct
18	Correct	187 ms	24164 KB	Output is correct
19	Correct	166 ms	19164 KB	Output is correct
20	Correct	156 ms	23360 KB	Output is correct
21	Correct	158 ms	23404 KB	Output is correct
22	Correct	170 ms	23344 KB	Output is correct
23	Correct	156 ms	23372 KB	Output is correct
24	Correct	146 ms	22908 KB	Output is correct
25	Correct	152 ms	23196 KB	Output is correct
26	Correct	153 ms	22920 KB	Output is correct
27	Correct	3 ms	6748 KB	Output is correct
28	Correct	2 ms	6748 KB	Output is correct
29	Correct	2 ms	6748 KB	Output is correct
30	Correct	2 ms	6748 KB	Output is correct
31	Correct	2 ms	6748 KB	Output is correct
32	Correct	2 ms	6748 KB	Output is correct
33	Correct	2 ms	6744 KB	Output is correct
34	Correct	2 ms	6748 KB	Output is correct
35	Correct	2 ms	6748 KB	Output is correct
36	Correct	11 ms	9304 KB	Output is correct
37	Correct	113 ms	30584 KB	Output is correct
38	Correct	105 ms	29828 KB	Output is correct
39	Correct	133 ms	29388 KB	Output is correct
40	Correct	109 ms	28532 KB	Output is correct
41	Correct	138 ms	28104 KB	Output is correct
42	Correct	107 ms	25720 KB	Output is correct
43	Correct	116 ms	33096 KB	Output is correct
44	Correct	123 ms	32164 KB	Output is correct
45	Correct	64 ms	18652 KB	Output is correct
46	Correct	99 ms	27984 KB	Output is correct
47	Correct	22 ms	10076 KB	Output is correct
48	Correct	308 ms	37204 KB	Output is correct
49	Correct	259 ms	36404 KB	Output is correct
50	Correct	256 ms	36404 KB	Output is correct
51	Correct	245 ms	35600 KB	Output is correct
52	Correct	262 ms	33536 KB	Output is correct
53	Correct	219 ms	27324 KB	Output is correct
54	Correct	259 ms	39480 KB	Output is correct
55	Correct	303 ms	39272 KB	Output is correct
56	Correct	160 ms	26324 KB	Output is correct
57	Correct	268 ms	35120 KB	Output is correct

Subtask #6
0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	6744 KB	Output is correct
2	Correct	1 ms	6748 KB	Output is correct
3	Correct	2 ms	6748 KB	Output is correct
4	Correct	1 ms	6748 KB	Output is correct
5	Correct	1 ms	6748 KB	Output is correct
6	Correct	2 ms	6904 KB	Output is correct
7	Correct	2 ms	6744 KB	Output is correct
8	Correct	2 ms	6744 KB	Output is correct
9	Correct	2 ms	6744 KB	Output is correct
10	Correct	77 ms	25380 KB	Output is correct
11	Correct	108 ms	29352 KB	Output is correct
12	Correct	149 ms	28920 KB	Output is correct
13	Correct	108 ms	30240 KB	Output is correct
14	Correct	96 ms	19784 KB	Output is correct
15	Correct	105 ms	25264 KB	Output is correct
16	Correct	243 ms	34144 KB	Output is correct
17	Correct	266 ms	33404 KB	Output is correct
18	Correct	328 ms	35236 KB	Output is correct
19	Correct	187 ms	24164 KB	Output is correct
20	Correct	166 ms	19164 KB	Output is correct
21	Correct	156 ms	23360 KB	Output is correct
22	Correct	158 ms	23404 KB	Output is correct
23	Correct	170 ms	23344 KB	Output is correct
24	Correct	156 ms	23372 KB	Output is correct
25	Correct	146 ms	22908 KB	Output is correct
26	Correct	152 ms	23196 KB	Output is correct
27	Correct	153 ms	22920 KB	Output is correct
28	Correct	3 ms	6748 KB	Output is correct
29	Correct	2 ms	6748 KB	Output is correct
30	Correct	2 ms	6748 KB	Output is correct
31	Correct	2 ms	6748 KB	Output is correct
32	Correct	2 ms	6748 KB	Output is correct
33	Correct	2 ms	6748 KB	Output is correct
34	Correct	2 ms	6744 KB	Output is correct
35	Correct	2 ms	6748 KB	Output is correct
36	Correct	2 ms	6748 KB	Output is correct
37	Correct	11 ms	9304 KB	Output is correct
38	Correct	113 ms	30584 KB	Output is correct
39	Correct	105 ms	29828 KB	Output is correct
40	Correct	133 ms	29388 KB	Output is correct
41	Correct	109 ms	28532 KB	Output is correct
42	Correct	138 ms	28104 KB	Output is correct
43	Correct	107 ms	25720 KB	Output is correct
44	Correct	116 ms	33096 KB	Output is correct
45	Correct	123 ms	32164 KB	Output is correct
46	Correct	64 ms	18652 KB	Output is correct
47	Correct	99 ms	27984 KB	Output is correct
48	Correct	22 ms	10076 KB	Output is correct
49	Correct	308 ms	37204 KB	Output is correct
50	Correct	259 ms	36404 KB	Output is correct
51	Correct	256 ms	36404 KB	Output is correct
52	Correct	245 ms	35600 KB	Output is correct
53	Correct	262 ms	33536 KB	Output is correct
54	Correct	219 ms	27324 KB	Output is correct
55	Correct	259 ms	39480 KB	Output is correct
56	Correct	303 ms	39272 KB	Output is correct
57	Correct	160 ms	26324 KB	Output is correct
58	Correct	268 ms	35120 KB	Output is correct
59	Correct	115 ms	15100 KB	Output is correct
60	Correct	263 ms	35272 KB	Output is correct
61	Correct	248 ms	34692 KB	Output is correct
62	Correct	273 ms	36272 KB	Output is correct
63	Correct	214 ms	25984 KB	Output is correct
64	Correct	2 ms	6748 KB	Output is correct
65	Correct	3 ms	6748 KB	Output is correct
66	Correct	2 ms	6748 KB	Output is correct
67	Correct	2 ms	6744 KB	Output is correct
68	Correct	2 ms	6836 KB	Output is correct
69	Correct	2 ms	7000 KB	Output is correct
70	Correct	2 ms	6748 KB	Output is correct
71	Correct	2 ms	7000 KB	Output is correct
72	Correct	2 ms	6748 KB	Output is correct
73	Correct	2 ms	6744 KB	Output is correct
74	Runtime error	42 ms	22056 KB	Execution killed with signal 11
75	Halted	0 ms	0 KB	-

답안 #927302

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 17.0 / 17.0

Subtask #4 0 / 20.0

Subtask #5 23.0 / 23.0

Subtask #6 0 / 27.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
17.0 / 17.0

Subtask #4
0 / 20.0

Subtask #5
23.0 / 23.0

Subtask #6
0 / 27.0