답안 #947380

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
947380	2024-03-16T04:54:01 Z	adkjt	꿈 (IOI13_dreaming)	C++14	47 / 100	47 ms	18220 KB

dreaming

#include<bits/stdc++.h>
#include "dreaming.h"
using namespace std;
#define f first
#define s second
#define pii pair<int,int>
#define ll long long
vector<pii> g[111111];
int dis[111111],vis[111111],cendis[111111];
vector<int> diameter[111111];
int mxi=0,mxd=0,cntg=0,st,en,mxg1=-1,mxg2=-1,mxg3=-1,ans=0;
void dfs(int now,int p)
{
    vis[now]=1;
    if(dis[now]>mxd)
        mxd=dis[now],mxi=now;
    //vis[now]=1;
    for(auto x:g[now])
    {
        if(x.f==p) continue;
        dis[x.f]=dis[now]+x.s;
        dfs(x.f,now);
    }
}
bool diamake(int now,int prev,int en)
{
    diameter[cntg].push_back(now);
    if(now==en) return 1;
    for(auto x:g[now])
    {
        if(x.f==prev) continue;
        if(diamake(x.f,now,en)) return 1;
    }
    diameter[cntg].pop_back();
    return 0;
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
    for(int i=0;i<M;i++)
    {
        g[A[i]].push_back({B[i],T[i]});
        g[B[i]].push_back({A[i],T[i]});
    }
    //for(int i=1;i<=N;i++) dis[i]=INT_MAX;
    for(int i=0;i<N;i++)
    {
        if(vis[i]) continue;
        cntg++;
        //vis[i]=1;
        mxi=-1,mxd=-1;
        dis[i]=0;
        dfs(i,-1);
        st=mxi;
        mxi=-1,mxd=-1;
        dis[st]=0;
        dfs(st,-1);
        en=mxi;
        ans=max(ans,mxd);
        diamake(st,-1,en);

        //disdia[cntg]=mxd;
        cendis[cntg]=INT_MAX;
        //cout<<mxd<<'\n';
        for(auto x:diameter[cntg]) cendis[cntg]=min(cendis[cntg],max(dis[x],mxd-dis[x]));
        //cout<<cendis[cntg]<<'\n';
        if(cendis[cntg]>=INT_MAX) cendis[cntg]=0;
        if(mxg1==-1||cendis[cntg]>mxg1) mxg3=mxg2,mxg2=mxg1,mxg1=cendis[cntg];
        else if(mxg2==-1||cendis[cntg]>mxg2) mxg3=mxg2,mxg2=cendis[cntg];
        else if(mxg3==-1||cendis[cntg]>mxg3) mxg3=cendis[cntg];
        //cout<<st<<' '<<en<<'\n';
    }
    //cout<<mxg1<<' '<<mxg2<<' '<<mxg3<<'\n';
    if(mxg3==-1) return max(ans,mxg1+mxg2+L);
    return max({ans,mxg1+mxg2+L,mxg2+mxg3+2*L});

}
/*int main()
{
    int n,m,l,a[111111],b[111111],t[111111];
    cin>>n>>m>>l;
    for(int i=0;i<m;i++)
        cin>>a[i]>>b[i]>>t[i];
    cout<<travelTime(n,m,l,a,b,t);
}*/

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	37 ms	17624 KB	Output is correct
2	Correct	34 ms	17628 KB	Output is correct
3	Correct	23 ms	14288 KB	Output is correct
4	Correct	6 ms	9308 KB	Output is correct
5	Correct	6 ms	8540 KB	Output is correct
6	Correct	10 ms	10096 KB	Output is correct
7	Correct	2 ms	7772 KB	Output is correct
8	Correct	17 ms	11136 KB	Output is correct
9	Correct	21 ms	12628 KB	Output is correct
10	Correct	2 ms	7772 KB	Output is correct
11	Correct	30 ms	13560 KB	Output is correct
12	Correct	34 ms	15576 KB	Output is correct
13	Correct	2 ms	8024 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	7768 KB	Output is correct
2	Correct	2 ms	7768 KB	Output is correct
3	Correct	2 ms	7772 KB	Output is correct
4	Correct	2 ms	7772 KB	Output is correct
5	Correct	2 ms	7772 KB	Output is correct
6	Correct	2 ms	7772 KB	Output is correct
7	Correct	2 ms	7772 KB	Output is correct
8	Correct	2 ms	7768 KB	Output is correct
9	Correct	2 ms	7772 KB	Output is correct
10	Correct	2 ms	7772 KB	Output is correct
11	Correct	2 ms	7768 KB	Output is correct
12	Correct	2 ms	7772 KB	Output is correct
13	Correct	2 ms	7772 KB	Output is correct
14	Correct	2 ms	7772 KB	Output is correct
15	Correct	2 ms	7772 KB	Output is correct
16	Correct	2 ms	7772 KB	Output is correct
17	Correct	2 ms	7768 KB	Output is correct
18	Correct	2 ms	7948 KB	Output is correct
19	Correct	2 ms	7772 KB	Output is correct
20	Correct	2 ms	7772 KB	Output is correct
21	Correct	3 ms	7772 KB	Output is correct
22	Correct	2 ms	7772 KB	Output is correct
23	Correct	3 ms	7772 KB	Output is correct
24	Correct	2 ms	7772 KB	Output is correct
25	Correct	2 ms	7772 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	37 ms	17624 KB	Output is correct
2	Correct	34 ms	17628 KB	Output is correct
3	Correct	23 ms	14288 KB	Output is correct
4	Correct	6 ms	9308 KB	Output is correct
5	Correct	6 ms	8540 KB	Output is correct
6	Correct	10 ms	10096 KB	Output is correct
7	Correct	2 ms	7772 KB	Output is correct
8	Correct	17 ms	11136 KB	Output is correct
9	Correct	21 ms	12628 KB	Output is correct
10	Correct	2 ms	7772 KB	Output is correct
11	Correct	30 ms	13560 KB	Output is correct
12	Correct	34 ms	15576 KB	Output is correct
13	Correct	2 ms	8024 KB	Output is correct
14	Correct	2 ms	7768 KB	Output is correct
15	Correct	2 ms	7768 KB	Output is correct
16	Correct	2 ms	7772 KB	Output is correct
17	Correct	2 ms	7772 KB	Output is correct
18	Correct	2 ms	7772 KB	Output is correct
19	Correct	2 ms	7772 KB	Output is correct
20	Correct	2 ms	7772 KB	Output is correct
21	Correct	2 ms	7768 KB	Output is correct
22	Correct	2 ms	7772 KB	Output is correct
23	Correct	2 ms	7772 KB	Output is correct
24	Correct	2 ms	7768 KB	Output is correct
25	Correct	2 ms	7772 KB	Output is correct
26	Correct	2 ms	7772 KB	Output is correct
27	Correct	2 ms	7772 KB	Output is correct
28	Correct	2 ms	7772 KB	Output is correct
29	Correct	2 ms	7772 KB	Output is correct
30	Correct	2 ms	7768 KB	Output is correct
31	Correct	2 ms	7948 KB	Output is correct
32	Correct	2 ms	7772 KB	Output is correct
33	Correct	2 ms	7772 KB	Output is correct
34	Correct	3 ms	7772 KB	Output is correct
35	Correct	2 ms	7772 KB	Output is correct
36	Correct	3 ms	7772 KB	Output is correct
37	Correct	2 ms	7772 KB	Output is correct
38	Correct	2 ms	7772 KB	Output is correct
39	Correct	34 ms	17576 KB	Output is correct
40	Correct	35 ms	17576 KB	Output is correct
41	Correct	26 ms	14428 KB	Output is correct
42	Correct	6 ms	9308 KB	Output is correct
43	Correct	2 ms	7772 KB	Output is correct
44	Correct	2 ms	7772 KB	Output is correct
45	Correct	2 ms	7768 KB	Output is correct
46	Correct	2 ms	7768 KB	Output is correct
47	Correct	2 ms	7768 KB	Output is correct
48	Correct	2 ms	7772 KB	Output is correct
49	Correct	2 ms	7948 KB	Output is correct
50	Correct	2 ms	7772 KB	Output is correct
51	Correct	2 ms	7772 KB	Output is correct
52	Correct	2 ms	7772 KB	Output is correct
53	Correct	2 ms	7772 KB	Output is correct
54	Correct	2 ms	7772 KB	Output is correct
55	Correct	2 ms	7772 KB	Output is correct
56	Correct	2 ms	7772 KB	Output is correct
57	Correct	35 ms	12532 KB	Output is correct
58	Correct	40 ms	12380 KB	Output is correct
59	Correct	38 ms	12376 KB	Output is correct
60	Correct	38 ms	12380 KB	Output is correct
61	Correct	37 ms	12340 KB	Output is correct
62	Correct	40 ms	12112 KB	Output is correct
63	Correct	34 ms	12116 KB	Output is correct
64	Correct	33 ms	12056 KB	Output is correct
65	Correct	36 ms	12060 KB	Output is correct
66	Correct	36 ms	12120 KB	Output is correct
67	Correct	39 ms	12292 KB	Output is correct
68	Correct	39 ms	12208 KB	Output is correct
69	Correct	40 ms	12380 KB	Output is correct
70	Correct	41 ms	12352 KB	Output is correct
71	Correct	2 ms	7768 KB	Output is correct
72	Correct	3 ms	8028 KB	Output is correct
73	Correct	3 ms	8028 KB	Output is correct
74	Correct	3 ms	8024 KB	Output is correct
75	Correct	3 ms	8024 KB	Output is correct
76	Correct	3 ms	8028 KB	Output is correct
77	Correct	3 ms	8028 KB	Output is correct
78	Correct	3 ms	8028 KB	Output is correct
79	Correct	2 ms	8028 KB	Output is correct
80	Correct	39 ms	12436 KB	Output is correct
81	Correct	39 ms	12400 KB	Output is correct
82	Correct	36 ms	12124 KB	Output is correct
83	Correct	36 ms	12076 KB	Output is correct
84	Correct	3 ms	8028 KB	Output is correct
85	Correct	2 ms	8028 KB	Output is correct
86	Correct	3 ms	8028 KB	Output is correct
87	Correct	3 ms	8024 KB	Output is correct
88	Correct	3 ms	8028 KB	Output is correct
89	Correct	3 ms	8028 KB	Output is correct
90	Correct	3 ms	8028 KB	Output is correct
91	Correct	3 ms	8028 KB	Output is correct
92	Correct	2 ms	8028 KB	Output is correct
93	Correct	3 ms	8020 KB	Output is correct
94	Correct	2 ms	7768 KB	Output is correct
95	Correct	2 ms	7772 KB	Output is correct
96	Correct	2 ms	7772 KB	Output is correct
97	Correct	2 ms	7772 KB	Output is correct
98	Correct	2 ms	7768 KB	Output is correct
99	Correct	2 ms	7772 KB	Output is correct
100	Correct	2 ms	7772 KB	Output is correct
101	Correct	2 ms	7772 KB	Output is correct
102	Correct	2 ms	7772 KB	Output is correct
103	Correct	2 ms	7772 KB	Output is correct
104	Correct	5 ms	8540 KB	Output is correct
105	Correct	10 ms	9980 KB	Output is correct
106	Correct	2 ms	7772 KB	Output is correct
107	Correct	17 ms	11084 KB	Output is correct
108	Correct	27 ms	12636 KB	Output is correct
109	Correct	2 ms	7772 KB	Output is correct
110	Correct	32 ms	13744 KB	Output is correct
111	Correct	34 ms	15576 KB	Output is correct
112	Correct	2 ms	8028 KB	Output is correct
113	Correct	47 ms	18220 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	11868 KB	Output is correct
2	Correct	18 ms	11868 KB	Output is correct
3	Correct	16 ms	11864 KB	Output is correct
4	Correct	16 ms	11868 KB	Output is correct
5	Correct	15 ms	11856 KB	Output is correct
6	Correct	17 ms	12124 KB	Output is correct
7	Correct	16 ms	12120 KB	Output is correct
8	Correct	15 ms	12120 KB	Output is correct
9	Correct	15 ms	11864 KB	Output is correct
10	Correct	16 ms	12120 KB	Output is correct
11	Correct	2 ms	7772 KB	Output is correct
12	Correct	7 ms	10844 KB	Output is correct
13	Correct	8 ms	11100 KB	Output is correct
14	Correct	7 ms	10920 KB	Output is correct
15	Correct	7 ms	10844 KB	Output is correct
16	Correct	7 ms	10844 KB	Output is correct
17	Correct	7 ms	11024 KB	Output is correct
18	Correct	7 ms	11044 KB	Output is correct
19	Correct	8 ms	11264 KB	Output is correct
20	Incorrect	2 ms	7772 KB	Output isn't correct
21	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	7768 KB	Output is correct
2	Correct	2 ms	7768 KB	Output is correct
3	Correct	2 ms	7772 KB	Output is correct
4	Correct	2 ms	7772 KB	Output is correct
5	Correct	2 ms	7772 KB	Output is correct
6	Correct	2 ms	7772 KB	Output is correct
7	Correct	2 ms	7772 KB	Output is correct
8	Correct	2 ms	7768 KB	Output is correct
9	Correct	2 ms	7772 KB	Output is correct
10	Correct	2 ms	7772 KB	Output is correct
11	Correct	2 ms	7768 KB	Output is correct
12	Correct	2 ms	7772 KB	Output is correct
13	Correct	2 ms	7772 KB	Output is correct
14	Correct	2 ms	7772 KB	Output is correct
15	Correct	2 ms	7772 KB	Output is correct
16	Correct	2 ms	7772 KB	Output is correct
17	Correct	2 ms	7768 KB	Output is correct
18	Correct	2 ms	7948 KB	Output is correct
19	Correct	2 ms	7772 KB	Output is correct
20	Correct	2 ms	7772 KB	Output is correct
21	Correct	3 ms	7772 KB	Output is correct
22	Correct	2 ms	7772 KB	Output is correct
23	Correct	3 ms	7772 KB	Output is correct
24	Correct	2 ms	7772 KB	Output is correct
25	Correct	2 ms	7772 KB	Output is correct
26	Correct	2 ms	7772 KB	Output is correct
27	Correct	2 ms	8028 KB	Output is correct
28	Correct	3 ms	8280 KB	Output is correct
29	Correct	2 ms	7772 KB	Output is correct
30	Correct	3 ms	8024 KB	Output is correct
31	Correct	3 ms	8280 KB	Output is correct
32	Correct	2 ms	7768 KB	Output is correct
33	Correct	2 ms	8024 KB	Output is correct
34	Correct	2 ms	8028 KB	Output is correct
35	Correct	2 ms	7768 KB	Output is correct
36	Correct	2 ms	7904 KB	Output is correct
37	Correct	2 ms	7772 KB	Output is correct
38	Correct	2 ms	7972 KB	Output is correct
39	Correct	2 ms	7768 KB	Output is correct
40	Correct	2 ms	7960 KB	Output is correct
41	Correct	2 ms	7772 KB	Output is correct
42	Correct	2 ms	7772 KB	Output is correct
43	Correct	2 ms	7772 KB	Output is correct
44	Correct	2 ms	7772 KB	Output is correct
45	Correct	2 ms	7772 KB	Output is correct
46	Correct	2 ms	7772 KB	Output is correct
47	Correct	3 ms	7924 KB	Output is correct
48	Correct	2 ms	7772 KB	Output is correct
49	Correct	2 ms	7772 KB	Output is correct
50	Correct	2 ms	7772 KB	Output is correct
51	Correct	2 ms	7772 KB	Output is correct
52	Incorrect	2 ms	7772 KB	Output isn't correct
53	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	37 ms	17624 KB	Output is correct
2	Correct	34 ms	17628 KB	Output is correct
3	Correct	23 ms	14288 KB	Output is correct
4	Correct	6 ms	9308 KB	Output is correct
5	Correct	6 ms	8540 KB	Output is correct
6	Correct	10 ms	10096 KB	Output is correct
7	Correct	2 ms	7772 KB	Output is correct
8	Correct	17 ms	11136 KB	Output is correct
9	Correct	21 ms	12628 KB	Output is correct
10	Correct	2 ms	7772 KB	Output is correct
11	Correct	30 ms	13560 KB	Output is correct
12	Correct	34 ms	15576 KB	Output is correct
13	Correct	2 ms	8024 KB	Output is correct
14	Correct	2 ms	7768 KB	Output is correct
15	Correct	2 ms	7768 KB	Output is correct
16	Correct	2 ms	7772 KB	Output is correct
17	Correct	2 ms	7772 KB	Output is correct
18	Correct	2 ms	7772 KB	Output is correct
19	Correct	2 ms	7772 KB	Output is correct
20	Correct	2 ms	7772 KB	Output is correct
21	Correct	2 ms	7768 KB	Output is correct
22	Correct	2 ms	7772 KB	Output is correct
23	Correct	2 ms	7772 KB	Output is correct
24	Correct	2 ms	7768 KB	Output is correct
25	Correct	2 ms	7772 KB	Output is correct
26	Correct	2 ms	7772 KB	Output is correct
27	Correct	2 ms	7772 KB	Output is correct
28	Correct	2 ms	7772 KB	Output is correct
29	Correct	2 ms	7772 KB	Output is correct
30	Correct	2 ms	7768 KB	Output is correct
31	Correct	2 ms	7948 KB	Output is correct
32	Correct	2 ms	7772 KB	Output is correct
33	Correct	2 ms	7772 KB	Output is correct
34	Correct	3 ms	7772 KB	Output is correct
35	Correct	2 ms	7772 KB	Output is correct
36	Correct	3 ms	7772 KB	Output is correct
37	Correct	2 ms	7772 KB	Output is correct
38	Correct	2 ms	7772 KB	Output is correct
39	Correct	34 ms	17576 KB	Output is correct
40	Correct	35 ms	17576 KB	Output is correct
41	Correct	26 ms	14428 KB	Output is correct
42	Correct	6 ms	9308 KB	Output is correct
43	Correct	2 ms	7772 KB	Output is correct
44	Correct	2 ms	7772 KB	Output is correct
45	Correct	2 ms	7768 KB	Output is correct
46	Correct	2 ms	7768 KB	Output is correct
47	Correct	2 ms	7768 KB	Output is correct
48	Correct	2 ms	7772 KB	Output is correct
49	Correct	2 ms	7948 KB	Output is correct
50	Correct	2 ms	7772 KB	Output is correct
51	Correct	2 ms	7772 KB	Output is correct
52	Correct	2 ms	7772 KB	Output is correct
53	Correct	2 ms	7772 KB	Output is correct
54	Correct	2 ms	7772 KB	Output is correct
55	Correct	2 ms	7772 KB	Output is correct
56	Correct	2 ms	7772 KB	Output is correct
57	Correct	35 ms	12532 KB	Output is correct
58	Correct	40 ms	12380 KB	Output is correct
59	Correct	38 ms	12376 KB	Output is correct
60	Correct	38 ms	12380 KB	Output is correct
61	Correct	37 ms	12340 KB	Output is correct
62	Correct	40 ms	12112 KB	Output is correct
63	Correct	34 ms	12116 KB	Output is correct
64	Correct	33 ms	12056 KB	Output is correct
65	Correct	36 ms	12060 KB	Output is correct
66	Correct	36 ms	12120 KB	Output is correct
67	Correct	39 ms	12292 KB	Output is correct
68	Correct	39 ms	12208 KB	Output is correct
69	Correct	40 ms	12380 KB	Output is correct
70	Correct	41 ms	12352 KB	Output is correct
71	Correct	2 ms	7768 KB	Output is correct
72	Correct	3 ms	8028 KB	Output is correct
73	Correct	3 ms	8028 KB	Output is correct
74	Correct	3 ms	8024 KB	Output is correct
75	Correct	3 ms	8024 KB	Output is correct
76	Correct	3 ms	8028 KB	Output is correct
77	Correct	3 ms	8028 KB	Output is correct
78	Correct	3 ms	8028 KB	Output is correct
79	Correct	2 ms	8028 KB	Output is correct
80	Correct	39 ms	12436 KB	Output is correct
81	Correct	39 ms	12400 KB	Output is correct
82	Correct	36 ms	12124 KB	Output is correct
83	Correct	36 ms	12076 KB	Output is correct
84	Correct	3 ms	8028 KB	Output is correct
85	Correct	2 ms	8028 KB	Output is correct
86	Correct	3 ms	8028 KB	Output is correct
87	Correct	3 ms	8024 KB	Output is correct
88	Correct	3 ms	8028 KB	Output is correct
89	Correct	3 ms	8028 KB	Output is correct
90	Correct	3 ms	8028 KB	Output is correct
91	Correct	3 ms	8028 KB	Output is correct
92	Correct	2 ms	8028 KB	Output is correct
93	Correct	3 ms	8020 KB	Output is correct
94	Correct	2 ms	7768 KB	Output is correct
95	Correct	2 ms	7772 KB	Output is correct
96	Correct	2 ms	7772 KB	Output is correct
97	Correct	2 ms	7772 KB	Output is correct
98	Correct	2 ms	7768 KB	Output is correct
99	Correct	2 ms	7772 KB	Output is correct
100	Correct	2 ms	7772 KB	Output is correct
101	Correct	2 ms	7772 KB	Output is correct
102	Correct	2 ms	7772 KB	Output is correct
103	Correct	2 ms	7772 KB	Output is correct
104	Correct	5 ms	8540 KB	Output is correct
105	Correct	10 ms	9980 KB	Output is correct
106	Correct	2 ms	7772 KB	Output is correct
107	Correct	17 ms	11084 KB	Output is correct
108	Correct	27 ms	12636 KB	Output is correct
109	Correct	2 ms	7772 KB	Output is correct
110	Correct	32 ms	13744 KB	Output is correct
111	Correct	34 ms	15576 KB	Output is correct
112	Correct	2 ms	8028 KB	Output is correct
113	Correct	47 ms	18220 KB	Output is correct
114	Correct	18 ms	11868 KB	Output is correct
115	Correct	18 ms	11868 KB	Output is correct
116	Correct	16 ms	11864 KB	Output is correct
117	Correct	16 ms	11868 KB	Output is correct
118	Correct	15 ms	11856 KB	Output is correct
119	Correct	17 ms	12124 KB	Output is correct
120	Correct	16 ms	12120 KB	Output is correct
121	Correct	15 ms	12120 KB	Output is correct
122	Correct	15 ms	11864 KB	Output is correct
123	Correct	16 ms	12120 KB	Output is correct
124	Correct	2 ms	7772 KB	Output is correct
125	Correct	7 ms	10844 KB	Output is correct
126	Correct	8 ms	11100 KB	Output is correct
127	Correct	7 ms	10920 KB	Output is correct
128	Correct	7 ms	10844 KB	Output is correct
129	Correct	7 ms	10844 KB	Output is correct
130	Correct	7 ms	11024 KB	Output is correct
131	Correct	7 ms	11044 KB	Output is correct
132	Correct	8 ms	11264 KB	Output is correct
133	Incorrect	2 ms	7772 KB	Output isn't correct
134	Halted	0 ms	0 KB	-

답안 #947380

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