답안 #972431

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
972431	2024-04-30T12:05:17 Z	Nika533	꿈 (IOI13_dreaming)	C++14	47 / 100	48 ms	16432 KB

dreaming

#pragma GCC diagnostic warning "-std=c++11"
#include <bits/stdc++.h>
#include "dreaming.h"
#define pb push_back
#define f first
#define s second
#define MOD 1000000007
#define flush fflush(stdout)
#define all(x) (x).begin(),(x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define pii pair<int,int>

using namespace std;

const int NMAX=1e5+5;
int n,m,fix[NMAX],mx[NMAX],NEXT[NMAX];
vector<pii> g[NMAX];

void dfs(int x, int p) {
	mx[x]=0; NEXT[x]=-1; fix[x]=1;
	if (x!=p && g[x].size()==1) return;
	for (auto A:g[x]) {
		int y=A.f,w=A.s;
		if (y==p) continue;
		dfs(y,x);
		if (mx[x]<w+mx[y]) {
			mx[x]=w+mx[y];
			NEXT[x]=y;
		}
	}
}

int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
	n=N; m=M;
	for (int i=0; i<m; i++) {
		int a=A[i],b=B[i],c=T[i];
		g[a].pb({b,c}); g[b].pb({a,c});
	}
	
	//subtask 1 & 2 & 3
	
	int ans=0;
	vector<int> u;
	
	for (int i=0; i<n; i++) {
		if (fix[i]==0) {
			
			vector<int> v;
			
			dfs(i,i);
			int j=i;
			while (j>=0) {
				v.pb(j); j=NEXT[j]; 
			}
			
			int st=v.back(); v.clear();
			
			dfs(st,st);
			j=st;
			while (j>=0) {
				v.pb(j); j=NEXT[j];
			}
			
			int d=mx[st],mn=1e9;
			for (auto x:v) {
				mn=min(mn,max(mx[x],d-mx[x]));
			}
			u.pb(mn);
			ans=max(ans,mx[st]);
		}
	}
	sort(all(u)); reverse(all(u));
	if (u.size()==1) return ans;
	ans=max(ans,u[0]+L+u[1]);
	return ans;
}

Compilation message

dreaming.cpp:1:32: warning: '-std=c++11' is not an option that controls warnings [-Wpragmas]
    1 | #pragma GCC diagnostic warning "-std=c++11"
      |                                ^~~~~~~~~~~~

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	15572 KB	Output is correct
2	Correct	33 ms	15832 KB	Output is correct
3	Correct	25 ms	11984 KB	Output is correct
4	Correct	6 ms	6236 KB	Output is correct
5	Correct	5 ms	5212 KB	Output is correct
6	Correct	9 ms	7112 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	16 ms	8268 KB	Output is correct
9	Correct	21 ms	9884 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	29 ms	11072 KB	Output is correct
12	Correct	34 ms	13352 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4444 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4552 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4540 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	1 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	1 ms	4444 KB	Output is correct
12	Correct	1 ms	4444 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	1 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4444 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4532 KB	Output is correct
21	Correct	1 ms	4440 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	15572 KB	Output is correct
2	Correct	33 ms	15832 KB	Output is correct
3	Correct	25 ms	11984 KB	Output is correct
4	Correct	6 ms	6236 KB	Output is correct
5	Correct	5 ms	5212 KB	Output is correct
6	Correct	9 ms	7112 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	16 ms	8268 KB	Output is correct
9	Correct	21 ms	9884 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	29 ms	11072 KB	Output is correct
12	Correct	34 ms	13352 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	2 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4552 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4540 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4444 KB	Output is correct
21	Correct	1 ms	4444 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct
26	Correct	1 ms	4444 KB	Output is correct
27	Correct	1 ms	4444 KB	Output is correct
28	Correct	1 ms	4444 KB	Output is correct
29	Correct	1 ms	4444 KB	Output is correct
30	Correct	1 ms	4444 KB	Output is correct
31	Correct	1 ms	4444 KB	Output is correct
32	Correct	1 ms	4444 KB	Output is correct
33	Correct	1 ms	4532 KB	Output is correct
34	Correct	1 ms	4440 KB	Output is correct
35	Correct	1 ms	4444 KB	Output is correct
36	Correct	1 ms	4444 KB	Output is correct
37	Correct	1 ms	4444 KB	Output is correct
38	Correct	1 ms	4444 KB	Output is correct
39	Correct	34 ms	15576 KB	Output is correct
40	Correct	37 ms	15972 KB	Output is correct
41	Correct	24 ms	11980 KB	Output is correct
42	Correct	6 ms	6228 KB	Output is correct
43	Correct	1 ms	4440 KB	Output is correct
44	Correct	1 ms	4444 KB	Output is correct
45	Correct	1 ms	4444 KB	Output is correct
46	Correct	1 ms	4444 KB	Output is correct
47	Correct	1 ms	4444 KB	Output is correct
48	Correct	1 ms	4444 KB	Output is correct
49	Correct	1 ms	4444 KB	Output is correct
50	Correct	1 ms	4444 KB	Output is correct
51	Correct	1 ms	4444 KB	Output is correct
52	Correct	1 ms	4444 KB	Output is correct
53	Correct	1 ms	4444 KB	Output is correct
54	Correct	1 ms	4692 KB	Output is correct
55	Correct	1 ms	4444 KB	Output is correct
56	Correct	1 ms	4444 KB	Output is correct
57	Correct	48 ms	9328 KB	Output is correct
58	Correct	36 ms	9208 KB	Output is correct
59	Correct	38 ms	9296 KB	Output is correct
60	Correct	36 ms	9296 KB	Output is correct
61	Correct	38 ms	9300 KB	Output is correct
62	Correct	37 ms	9296 KB	Output is correct
63	Correct	34 ms	9040 KB	Output is correct
64	Correct	36 ms	9044 KB	Output is correct
65	Correct	36 ms	9296 KB	Output is correct
66	Correct	36 ms	9300 KB	Output is correct
67	Correct	37 ms	9364 KB	Output is correct
68	Correct	37 ms	9044 KB	Output is correct
69	Correct	37 ms	9400 KB	Output is correct
70	Correct	39 ms	9368 KB	Output is correct
71	Correct	1 ms	4440 KB	Output is correct
72	Correct	2 ms	4700 KB	Output is correct
73	Correct	2 ms	4700 KB	Output is correct
74	Correct	2 ms	4700 KB	Output is correct
75	Correct	2 ms	4700 KB	Output is correct
76	Correct	2 ms	4700 KB	Output is correct
77	Correct	2 ms	4700 KB	Output is correct
78	Correct	2 ms	4444 KB	Output is correct
79	Correct	2 ms	4700 KB	Output is correct
80	Correct	42 ms	9808 KB	Output is correct
81	Correct	41 ms	9228 KB	Output is correct
82	Correct	36 ms	9224 KB	Output is correct
83	Correct	42 ms	8936 KB	Output is correct
84	Correct	1 ms	4444 KB	Output is correct
85	Correct	2 ms	4444 KB	Output is correct
86	Correct	2 ms	4444 KB	Output is correct
87	Correct	2 ms	4440 KB	Output is correct
88	Correct	2 ms	4640 KB	Output is correct
89	Correct	2 ms	4440 KB	Output is correct
90	Correct	2 ms	4444 KB	Output is correct
91	Correct	2 ms	4440 KB	Output is correct
92	Correct	2 ms	4444 KB	Output is correct
93	Correct	2 ms	4440 KB	Output is correct
94	Correct	1 ms	4440 KB	Output is correct
95	Correct	1 ms	4444 KB	Output is correct
96	Correct	1 ms	4444 KB	Output is correct
97	Correct	1 ms	4444 KB	Output is correct
98	Correct	1 ms	4444 KB	Output is correct
99	Correct	1 ms	4444 KB	Output is correct
100	Correct	1 ms	4444 KB	Output is correct
101	Correct	1 ms	4444 KB	Output is correct
102	Correct	1 ms	4444 KB	Output is correct
103	Correct	1 ms	4596 KB	Output is correct
104	Correct	4 ms	5300 KB	Output is correct
105	Correct	9 ms	7004 KB	Output is correct
106	Correct	1 ms	4440 KB	Output is correct
107	Correct	16 ms	8028 KB	Output is correct
108	Correct	25 ms	9876 KB	Output is correct
109	Correct	1 ms	4444 KB	Output is correct
110	Correct	29 ms	11308 KB	Output is correct
111	Correct	33 ms	13528 KB	Output is correct
112	Correct	1 ms	4440 KB	Output is correct
113	Correct	48 ms	16432 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	15 ms	7260 KB	Output is correct
2	Incorrect	16 ms	7388 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	4444 KB	Output is correct
2	Correct	1 ms	4444 KB	Output is correct
3	Correct	1 ms	4552 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4540 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct
9	Correct	1 ms	4444 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	1 ms	4444 KB	Output is correct
12	Correct	1 ms	4444 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	1 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4444 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4532 KB	Output is correct
21	Correct	1 ms	4440 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct
26	Correct	2 ms	4444 KB	Output is correct
27	Correct	2 ms	4444 KB	Output is correct
28	Correct	2 ms	4444 KB	Output is correct
29	Correct	1 ms	4444 KB	Output is correct
30	Correct	2 ms	4444 KB	Output is correct
31	Correct	2 ms	4444 KB	Output is correct
32	Incorrect	1 ms	4444 KB	Output isn't correct
33	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	34 ms	15572 KB	Output is correct
2	Correct	33 ms	15832 KB	Output is correct
3	Correct	25 ms	11984 KB	Output is correct
4	Correct	6 ms	6236 KB	Output is correct
5	Correct	5 ms	5212 KB	Output is correct
6	Correct	9 ms	7112 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	16 ms	8268 KB	Output is correct
9	Correct	21 ms	9884 KB	Output is correct
10	Correct	1 ms	4444 KB	Output is correct
11	Correct	29 ms	11072 KB	Output is correct
12	Correct	34 ms	13352 KB	Output is correct
13	Correct	1 ms	4444 KB	Output is correct
14	Correct	2 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4552 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4540 KB	Output is correct
19	Correct	1 ms	4444 KB	Output is correct
20	Correct	1 ms	4444 KB	Output is correct
21	Correct	1 ms	4444 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	1 ms	4444 KB	Output is correct
24	Correct	1 ms	4444 KB	Output is correct
25	Correct	1 ms	4444 KB	Output is correct
26	Correct	1 ms	4444 KB	Output is correct
27	Correct	1 ms	4444 KB	Output is correct
28	Correct	1 ms	4444 KB	Output is correct
29	Correct	1 ms	4444 KB	Output is correct
30	Correct	1 ms	4444 KB	Output is correct
31	Correct	1 ms	4444 KB	Output is correct
32	Correct	1 ms	4444 KB	Output is correct
33	Correct	1 ms	4532 KB	Output is correct
34	Correct	1 ms	4440 KB	Output is correct
35	Correct	1 ms	4444 KB	Output is correct
36	Correct	1 ms	4444 KB	Output is correct
37	Correct	1 ms	4444 KB	Output is correct
38	Correct	1 ms	4444 KB	Output is correct
39	Correct	34 ms	15576 KB	Output is correct
40	Correct	37 ms	15972 KB	Output is correct
41	Correct	24 ms	11980 KB	Output is correct
42	Correct	6 ms	6228 KB	Output is correct
43	Correct	1 ms	4440 KB	Output is correct
44	Correct	1 ms	4444 KB	Output is correct
45	Correct	1 ms	4444 KB	Output is correct
46	Correct	1 ms	4444 KB	Output is correct
47	Correct	1 ms	4444 KB	Output is correct
48	Correct	1 ms	4444 KB	Output is correct
49	Correct	1 ms	4444 KB	Output is correct
50	Correct	1 ms	4444 KB	Output is correct
51	Correct	1 ms	4444 KB	Output is correct
52	Correct	1 ms	4444 KB	Output is correct
53	Correct	1 ms	4444 KB	Output is correct
54	Correct	1 ms	4692 KB	Output is correct
55	Correct	1 ms	4444 KB	Output is correct
56	Correct	1 ms	4444 KB	Output is correct
57	Correct	48 ms	9328 KB	Output is correct
58	Correct	36 ms	9208 KB	Output is correct
59	Correct	38 ms	9296 KB	Output is correct
60	Correct	36 ms	9296 KB	Output is correct
61	Correct	38 ms	9300 KB	Output is correct
62	Correct	37 ms	9296 KB	Output is correct
63	Correct	34 ms	9040 KB	Output is correct
64	Correct	36 ms	9044 KB	Output is correct
65	Correct	36 ms	9296 KB	Output is correct
66	Correct	36 ms	9300 KB	Output is correct
67	Correct	37 ms	9364 KB	Output is correct
68	Correct	37 ms	9044 KB	Output is correct
69	Correct	37 ms	9400 KB	Output is correct
70	Correct	39 ms	9368 KB	Output is correct
71	Correct	1 ms	4440 KB	Output is correct
72	Correct	2 ms	4700 KB	Output is correct
73	Correct	2 ms	4700 KB	Output is correct
74	Correct	2 ms	4700 KB	Output is correct
75	Correct	2 ms	4700 KB	Output is correct
76	Correct	2 ms	4700 KB	Output is correct
77	Correct	2 ms	4700 KB	Output is correct
78	Correct	2 ms	4444 KB	Output is correct
79	Correct	2 ms	4700 KB	Output is correct
80	Correct	42 ms	9808 KB	Output is correct
81	Correct	41 ms	9228 KB	Output is correct
82	Correct	36 ms	9224 KB	Output is correct
83	Correct	42 ms	8936 KB	Output is correct
84	Correct	1 ms	4444 KB	Output is correct
85	Correct	2 ms	4444 KB	Output is correct
86	Correct	2 ms	4444 KB	Output is correct
87	Correct	2 ms	4440 KB	Output is correct
88	Correct	2 ms	4640 KB	Output is correct
89	Correct	2 ms	4440 KB	Output is correct
90	Correct	2 ms	4444 KB	Output is correct
91	Correct	2 ms	4440 KB	Output is correct
92	Correct	2 ms	4444 KB	Output is correct
93	Correct	2 ms	4440 KB	Output is correct
94	Correct	1 ms	4440 KB	Output is correct
95	Correct	1 ms	4444 KB	Output is correct
96	Correct	1 ms	4444 KB	Output is correct
97	Correct	1 ms	4444 KB	Output is correct
98	Correct	1 ms	4444 KB	Output is correct
99	Correct	1 ms	4444 KB	Output is correct
100	Correct	1 ms	4444 KB	Output is correct
101	Correct	1 ms	4444 KB	Output is correct
102	Correct	1 ms	4444 KB	Output is correct
103	Correct	1 ms	4596 KB	Output is correct
104	Correct	4 ms	5300 KB	Output is correct
105	Correct	9 ms	7004 KB	Output is correct
106	Correct	1 ms	4440 KB	Output is correct
107	Correct	16 ms	8028 KB	Output is correct
108	Correct	25 ms	9876 KB	Output is correct
109	Correct	1 ms	4444 KB	Output is correct
110	Correct	29 ms	11308 KB	Output is correct
111	Correct	33 ms	13528 KB	Output is correct
112	Correct	1 ms	4440 KB	Output is correct
113	Correct	48 ms	16432 KB	Output is correct
114	Correct	15 ms	7260 KB	Output is correct
115	Incorrect	16 ms	7388 KB	Output isn't correct
116	Halted	0 ms	0 KB	-

답안 #972431

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