답안 #672601

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
672601	2022-12-16T21:18:48 Z	Hacv16	꿈 (IOI13_dreaming)	C++17	47 / 100	88 ms	59820 KB

dreaming

#include<bits/stdc++.h>
#include"dreaming.h"
using namespace std;

const int MAX = 2e6 + 15;
const int INF = 0x3f3f3f3f;

#define fr first
#define sc second

int mxdiam, dist[MAX], pai[MAX], seen[MAX];
vector<pair<int, int>> adj[MAX];
int mx, id;

void dfs(int u, int p, int d, bool f){
	seen[u] = true;
	mxdiam = max(d, mxdiam);

	if(d > mx) mx = d, id = u;
	if(f) pai[u] = p, dist[u] = d; 

	for(auto e : adj[u]){
		int v = e.fr, w = e.sc;
		if(v == p) continue;

		dfs(v, u, d + w, f);
	}
}

int getRadius(int u){
	mx = -1, id = 0;

	dfs(u, -1, 0, 0);

	int ponta1 = id;
	mx = -1, id = 0;

	dfs(ponta1, -1, 0, 1);

	vector<int> path;
	int ponta2 = id;
	int cur = ponta2;

	while(cur != -1){
		path.push_back(cur);
		cur = pai[cur];
	}

	int mndiff = INF, idx = u;

	for(auto c : path){
		int cur = abs(dist[c] - (dist[ponta2] - dist[c]));
		if(cur < mndiff) mndiff = cur, idx = c;
	}

	return max(dist[idx], dist[ponta2] - dist[idx]);
}

int travelTime(int n, int m, int L, int A[], int B[], int T[]){
	for(int i = 0; i < m; i++){
		int u = A[i], v = B[i], w = T[i];
		adj[u].push_back({v, w});
		adj[v].push_back({u, w});
	}

	vector<int> rad;

	for(int i = 0; i < n; i++){
		if(seen[i]) continue;
		int r = getRadius(i);
		rad.push_back(r);
	}

	sort(rad.begin(), rad.end());

	int op1 = (rad.size() > 1 ? L + rad.back() + rad[rad.size() - 2] : INF);
	int op2 = (rad.size() > 2 ? 2 * L + rad[rad.size() - 2] + rad[rad.size() - 3] : INF);

	return max(mxdiam, min(op1, op2));
}

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	69 ms	58596 KB	Output is correct
2	Correct	61 ms	58676 KB	Output is correct
3	Correct	47 ms	54716 KB	Output is correct
4	Correct	28 ms	48944 KB	Output is correct
5	Correct	25 ms	48200 KB	Output is correct
6	Correct	32 ms	49956 KB	Output is correct
7	Correct	22 ms	47292 KB	Output is correct
8	Correct	43 ms	51352 KB	Output is correct
9	Correct	53 ms	53124 KB	Output is correct
10	Correct	21 ms	47316 KB	Output is correct
11	Correct	56 ms	54604 KB	Output is correct
12	Correct	67 ms	56780 KB	Output is correct
13	Correct	22 ms	47384 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	47384 KB	Output is correct
2	Correct	22 ms	47316 KB	Output is correct
3	Correct	22 ms	47188 KB	Output is correct
4	Correct	21 ms	47200 KB	Output is correct
5	Correct	22 ms	47280 KB	Output is correct
6	Correct	22 ms	47280 KB	Output is correct
7	Correct	22 ms	47188 KB	Output is correct
8	Correct	21 ms	47276 KB	Output is correct
9	Correct	22 ms	47236 KB	Output is correct
10	Correct	21 ms	47252 KB	Output is correct
11	Correct	26 ms	47204 KB	Output is correct
12	Correct	23 ms	47316 KB	Output is correct
13	Correct	25 ms	47292 KB	Output is correct
14	Correct	22 ms	47196 KB	Output is correct
15	Correct	21 ms	47264 KB	Output is correct
16	Correct	23 ms	47280 KB	Output is correct
17	Correct	22 ms	47288 KB	Output is correct
18	Correct	22 ms	47280 KB	Output is correct
19	Correct	22 ms	47188 KB	Output is correct
20	Correct	21 ms	47316 KB	Output is correct
21	Correct	22 ms	47244 KB	Output is correct
22	Correct	23 ms	47280 KB	Output is correct
23	Correct	24 ms	47188 KB	Output is correct
24	Correct	22 ms	47316 KB	Output is correct
25	Correct	24 ms	47288 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	69 ms	58596 KB	Output is correct
2	Correct	61 ms	58676 KB	Output is correct
3	Correct	47 ms	54716 KB	Output is correct
4	Correct	28 ms	48944 KB	Output is correct
5	Correct	25 ms	48200 KB	Output is correct
6	Correct	32 ms	49956 KB	Output is correct
7	Correct	22 ms	47292 KB	Output is correct
8	Correct	43 ms	51352 KB	Output is correct
9	Correct	53 ms	53124 KB	Output is correct
10	Correct	21 ms	47316 KB	Output is correct
11	Correct	56 ms	54604 KB	Output is correct
12	Correct	67 ms	56780 KB	Output is correct
13	Correct	22 ms	47384 KB	Output is correct
14	Correct	24 ms	47384 KB	Output is correct
15	Correct	22 ms	47316 KB	Output is correct
16	Correct	22 ms	47188 KB	Output is correct
17	Correct	21 ms	47200 KB	Output is correct
18	Correct	22 ms	47280 KB	Output is correct
19	Correct	22 ms	47280 KB	Output is correct
20	Correct	22 ms	47188 KB	Output is correct
21	Correct	21 ms	47276 KB	Output is correct
22	Correct	22 ms	47236 KB	Output is correct
23	Correct	21 ms	47252 KB	Output is correct
24	Correct	26 ms	47204 KB	Output is correct
25	Correct	23 ms	47316 KB	Output is correct
26	Correct	25 ms	47292 KB	Output is correct
27	Correct	22 ms	47196 KB	Output is correct
28	Correct	21 ms	47264 KB	Output is correct
29	Correct	23 ms	47280 KB	Output is correct
30	Correct	22 ms	47288 KB	Output is correct
31	Correct	22 ms	47280 KB	Output is correct
32	Correct	22 ms	47188 KB	Output is correct
33	Correct	21 ms	47316 KB	Output is correct
34	Correct	22 ms	47244 KB	Output is correct
35	Correct	23 ms	47280 KB	Output is correct
36	Correct	24 ms	47188 KB	Output is correct
37	Correct	22 ms	47316 KB	Output is correct
38	Correct	24 ms	47288 KB	Output is correct
39	Correct	68 ms	58772 KB	Output is correct
40	Correct	77 ms	58788 KB	Output is correct
41	Correct	48 ms	54776 KB	Output is correct
42	Correct	28 ms	49088 KB	Output is correct
43	Correct	22 ms	47288 KB	Output is correct
44	Correct	22 ms	47236 KB	Output is correct
45	Correct	22 ms	47276 KB	Output is correct
46	Correct	23 ms	47188 KB	Output is correct
47	Correct	22 ms	47316 KB	Output is correct
48	Correct	21 ms	47252 KB	Output is correct
49	Correct	23 ms	47316 KB	Output is correct
50	Correct	23 ms	47232 KB	Output is correct
51	Correct	24 ms	47256 KB	Output is correct
52	Correct	23 ms	47316 KB	Output is correct
53	Correct	23 ms	47280 KB	Output is correct
54	Correct	22 ms	47316 KB	Output is correct
55	Correct	22 ms	47224 KB	Output is correct
56	Correct	21 ms	47288 KB	Output is correct
57	Correct	71 ms	53796 KB	Output is correct
58	Correct	75 ms	53752 KB	Output is correct
59	Correct	72 ms	53668 KB	Output is correct
60	Correct	69 ms	53668 KB	Output is correct
61	Correct	70 ms	53636 KB	Output is correct
62	Correct	78 ms	53648 KB	Output is correct
63	Correct	74 ms	53452 KB	Output is correct
64	Correct	71 ms	53436 KB	Output is correct
65	Correct	65 ms	53440 KB	Output is correct
66	Correct	69 ms	53448 KB	Output is correct
67	Correct	70 ms	53672 KB	Output is correct
68	Correct	68 ms	53664 KB	Output is correct
69	Correct	73 ms	53656 KB	Output is correct
70	Correct	71 ms	53676 KB	Output is correct
71	Correct	23 ms	47304 KB	Output is correct
72	Correct	23 ms	47504 KB	Output is correct
73	Correct	22 ms	47468 KB	Output is correct
74	Correct	23 ms	47436 KB	Output is correct
75	Correct	23 ms	47420 KB	Output is correct
76	Correct	27 ms	47460 KB	Output is correct
77	Correct	23 ms	47444 KB	Output is correct
78	Correct	23 ms	47444 KB	Output is correct
79	Correct	23 ms	47460 KB	Output is correct
80	Correct	74 ms	53680 KB	Output is correct
81	Correct	71 ms	53700 KB	Output is correct
82	Correct	76 ms	53580 KB	Output is correct
83	Correct	88 ms	53624 KB	Output is correct
84	Correct	23 ms	47444 KB	Output is correct
85	Correct	23 ms	47368 KB	Output is correct
86	Correct	23 ms	47444 KB	Output is correct
87	Correct	23 ms	47420 KB	Output is correct
88	Correct	22 ms	47444 KB	Output is correct
89	Correct	23 ms	47416 KB	Output is correct
90	Correct	24 ms	47476 KB	Output is correct
91	Correct	23 ms	47444 KB	Output is correct
92	Correct	23 ms	47492 KB	Output is correct
93	Correct	22 ms	47388 KB	Output is correct
94	Correct	26 ms	47316 KB	Output is correct
95	Correct	22 ms	47188 KB	Output is correct
96	Correct	22 ms	47240 KB	Output is correct
97	Correct	22 ms	47252 KB	Output is correct
98	Correct	22 ms	47316 KB	Output is correct
99	Correct	22 ms	47316 KB	Output is correct
100	Correct	22 ms	47280 KB	Output is correct
101	Correct	22 ms	47316 KB	Output is correct
102	Correct	22 ms	47308 KB	Output is correct
103	Correct	22 ms	47244 KB	Output is correct
104	Correct	26 ms	48296 KB	Output is correct
105	Correct	33 ms	49996 KB	Output is correct
106	Correct	24 ms	47224 KB	Output is correct
107	Correct	41 ms	51372 KB	Output is correct
108	Correct	45 ms	53068 KB	Output is correct
109	Correct	22 ms	47384 KB	Output is correct
110	Correct	57 ms	54572 KB	Output is correct
111	Correct	63 ms	56788 KB	Output is correct
112	Correct	23 ms	47280 KB	Output is correct
113	Correct	81 ms	59820 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	40 ms	51012 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	47384 KB	Output is correct
2	Correct	22 ms	47316 KB	Output is correct
3	Correct	22 ms	47188 KB	Output is correct
4	Correct	21 ms	47200 KB	Output is correct
5	Correct	22 ms	47280 KB	Output is correct
6	Correct	22 ms	47280 KB	Output is correct
7	Correct	22 ms	47188 KB	Output is correct
8	Correct	21 ms	47276 KB	Output is correct
9	Correct	22 ms	47236 KB	Output is correct
10	Correct	21 ms	47252 KB	Output is correct
11	Correct	26 ms	47204 KB	Output is correct
12	Correct	23 ms	47316 KB	Output is correct
13	Correct	25 ms	47292 KB	Output is correct
14	Correct	22 ms	47196 KB	Output is correct
15	Correct	21 ms	47264 KB	Output is correct
16	Correct	23 ms	47280 KB	Output is correct
17	Correct	22 ms	47288 KB	Output is correct
18	Correct	22 ms	47280 KB	Output is correct
19	Correct	22 ms	47188 KB	Output is correct
20	Correct	21 ms	47316 KB	Output is correct
21	Correct	22 ms	47244 KB	Output is correct
22	Correct	23 ms	47280 KB	Output is correct
23	Correct	24 ms	47188 KB	Output is correct
24	Correct	22 ms	47316 KB	Output is correct
25	Correct	24 ms	47288 KB	Output is correct
26	Correct	22 ms	47316 KB	Output is correct
27	Correct	26 ms	47408 KB	Output is correct
28	Correct	24 ms	47412 KB	Output is correct
29	Incorrect	23 ms	47288 KB	Output isn't correct
30	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	69 ms	58596 KB	Output is correct
2	Correct	61 ms	58676 KB	Output is correct
3	Correct	47 ms	54716 KB	Output is correct
4	Correct	28 ms	48944 KB	Output is correct
5	Correct	25 ms	48200 KB	Output is correct
6	Correct	32 ms	49956 KB	Output is correct
7	Correct	22 ms	47292 KB	Output is correct
8	Correct	43 ms	51352 KB	Output is correct
9	Correct	53 ms	53124 KB	Output is correct
10	Correct	21 ms	47316 KB	Output is correct
11	Correct	56 ms	54604 KB	Output is correct
12	Correct	67 ms	56780 KB	Output is correct
13	Correct	22 ms	47384 KB	Output is correct
14	Correct	24 ms	47384 KB	Output is correct
15	Correct	22 ms	47316 KB	Output is correct
16	Correct	22 ms	47188 KB	Output is correct
17	Correct	21 ms	47200 KB	Output is correct
18	Correct	22 ms	47280 KB	Output is correct
19	Correct	22 ms	47280 KB	Output is correct
20	Correct	22 ms	47188 KB	Output is correct
21	Correct	21 ms	47276 KB	Output is correct
22	Correct	22 ms	47236 KB	Output is correct
23	Correct	21 ms	47252 KB	Output is correct
24	Correct	26 ms	47204 KB	Output is correct
25	Correct	23 ms	47316 KB	Output is correct
26	Correct	25 ms	47292 KB	Output is correct
27	Correct	22 ms	47196 KB	Output is correct
28	Correct	21 ms	47264 KB	Output is correct
29	Correct	23 ms	47280 KB	Output is correct
30	Correct	22 ms	47288 KB	Output is correct
31	Correct	22 ms	47280 KB	Output is correct
32	Correct	22 ms	47188 KB	Output is correct
33	Correct	21 ms	47316 KB	Output is correct
34	Correct	22 ms	47244 KB	Output is correct
35	Correct	23 ms	47280 KB	Output is correct
36	Correct	24 ms	47188 KB	Output is correct
37	Correct	22 ms	47316 KB	Output is correct
38	Correct	24 ms	47288 KB	Output is correct
39	Correct	68 ms	58772 KB	Output is correct
40	Correct	77 ms	58788 KB	Output is correct
41	Correct	48 ms	54776 KB	Output is correct
42	Correct	28 ms	49088 KB	Output is correct
43	Correct	22 ms	47288 KB	Output is correct
44	Correct	22 ms	47236 KB	Output is correct
45	Correct	22 ms	47276 KB	Output is correct
46	Correct	23 ms	47188 KB	Output is correct
47	Correct	22 ms	47316 KB	Output is correct
48	Correct	21 ms	47252 KB	Output is correct
49	Correct	23 ms	47316 KB	Output is correct
50	Correct	23 ms	47232 KB	Output is correct
51	Correct	24 ms	47256 KB	Output is correct
52	Correct	23 ms	47316 KB	Output is correct
53	Correct	23 ms	47280 KB	Output is correct
54	Correct	22 ms	47316 KB	Output is correct
55	Correct	22 ms	47224 KB	Output is correct
56	Correct	21 ms	47288 KB	Output is correct
57	Correct	71 ms	53796 KB	Output is correct
58	Correct	75 ms	53752 KB	Output is correct
59	Correct	72 ms	53668 KB	Output is correct
60	Correct	69 ms	53668 KB	Output is correct
61	Correct	70 ms	53636 KB	Output is correct
62	Correct	78 ms	53648 KB	Output is correct
63	Correct	74 ms	53452 KB	Output is correct
64	Correct	71 ms	53436 KB	Output is correct
65	Correct	65 ms	53440 KB	Output is correct
66	Correct	69 ms	53448 KB	Output is correct
67	Correct	70 ms	53672 KB	Output is correct
68	Correct	68 ms	53664 KB	Output is correct
69	Correct	73 ms	53656 KB	Output is correct
70	Correct	71 ms	53676 KB	Output is correct
71	Correct	23 ms	47304 KB	Output is correct
72	Correct	23 ms	47504 KB	Output is correct
73	Correct	22 ms	47468 KB	Output is correct
74	Correct	23 ms	47436 KB	Output is correct
75	Correct	23 ms	47420 KB	Output is correct
76	Correct	27 ms	47460 KB	Output is correct
77	Correct	23 ms	47444 KB	Output is correct
78	Correct	23 ms	47444 KB	Output is correct
79	Correct	23 ms	47460 KB	Output is correct
80	Correct	74 ms	53680 KB	Output is correct
81	Correct	71 ms	53700 KB	Output is correct
82	Correct	76 ms	53580 KB	Output is correct
83	Correct	88 ms	53624 KB	Output is correct
84	Correct	23 ms	47444 KB	Output is correct
85	Correct	23 ms	47368 KB	Output is correct
86	Correct	23 ms	47444 KB	Output is correct
87	Correct	23 ms	47420 KB	Output is correct
88	Correct	22 ms	47444 KB	Output is correct
89	Correct	23 ms	47416 KB	Output is correct
90	Correct	24 ms	47476 KB	Output is correct
91	Correct	23 ms	47444 KB	Output is correct
92	Correct	23 ms	47492 KB	Output is correct
93	Correct	22 ms	47388 KB	Output is correct
94	Correct	26 ms	47316 KB	Output is correct
95	Correct	22 ms	47188 KB	Output is correct
96	Correct	22 ms	47240 KB	Output is correct
97	Correct	22 ms	47252 KB	Output is correct
98	Correct	22 ms	47316 KB	Output is correct
99	Correct	22 ms	47316 KB	Output is correct
100	Correct	22 ms	47280 KB	Output is correct
101	Correct	22 ms	47316 KB	Output is correct
102	Correct	22 ms	47308 KB	Output is correct
103	Correct	22 ms	47244 KB	Output is correct
104	Correct	26 ms	48296 KB	Output is correct
105	Correct	33 ms	49996 KB	Output is correct
106	Correct	24 ms	47224 KB	Output is correct
107	Correct	41 ms	51372 KB	Output is correct
108	Correct	45 ms	53068 KB	Output is correct
109	Correct	22 ms	47384 KB	Output is correct
110	Correct	57 ms	54572 KB	Output is correct
111	Correct	63 ms	56788 KB	Output is correct
112	Correct	23 ms	47280 KB	Output is correct
113	Correct	81 ms	59820 KB	Output is correct
114	Incorrect	40 ms	51012 KB	Output isn't correct
115	Halted	0 ms	0 KB	-

답안 #672601

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 10.0 / 10.0

Subtask #3 23.0 / 23.0

Subtask #4 0 / 18.0

Subtask #5 0 / 12.0

Subtask #6 0 / 23.0

Subtask #1
14.0 / 14.0

Subtask #2
10.0 / 10.0

Subtask #3
23.0 / 23.0

Subtask #4
0 / 18.0

Subtask #5
0 / 12.0

Subtask #6
0 / 23.0