답안 #58308 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
58308	2018-07-17T13:03:36 Z	Autoratch	꿈 (IOI13_dreaming)	C++14	65 / 100	147 ms	8700 KB

dreaming

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

vector<vector<pair<int,int> > > adj;
vector<bool> visited,visit;
vector<int> cmp,s,e;
queue<pair<int,pair<int,int> > > q;

pair<int,int> solve(int x,int n)
{
    int sz = 0;
    visit.assign(n,false);
    q.push({0,{x,x}});
    int mx = 0,st = x,en = x;
    while(!q.empty())
    {
        int w = q.front().first,p = q.front().second.first,pr = q.front().second.second;
        q.pop();
        visited[p] = true;
        if(w>mx){ mx = w; st = p; }
        for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
    }
    q.push({0,{st,st}});
    mx = 0;
    int rad = INT_MAX,dia;
    while(!q.empty())
    {
        int w = q.front().first,p = q.front().second.first,pr = q.front().second.second;
        q.pop();
        s[p] = w;
        if(w>mx){ mx = w; en = p; }
        for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
    }
    q.push({0,{en,en}});
    while(!q.empty())
    {
        int w = q.front().first,p = q.front().second.first,pr = q.front().second.second;
        q.pop();
        e[p] = w;
        for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
    }
    dia = mx;
    q.push({0,{st,st}});
    while(!q.empty())
    {
        int w = q.front().first,p = q.front().second.first,pr = q.front().second.second;
        q.pop();
        rad = min(rad,max(s[p],e[p]));
        for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
    }
    return {rad,dia};
}


int travelTime(int n,int m,int l,int a[],int b[],int t[])
{
    s.resize(n);
    e.resize(n);
    adj.resize(n);
    visited.resize(n);
    for(int i = 0;i < m;i++)
    {
        adj[a[i]].push_back({t[i],b[i]});
        adj[b[i]].push_back({t[i],a[i]});
    }
    int ans = 0;
    for(int i = 0;i < n;i++)
    {
        if(visited[i]) continue;
        pair<int,int> tmp = solve(i,n);
        cmp.push_back(tmp.first);
        ans = max(ans,tmp.second);
    }
    sort(cmp.begin(),cmp.end());
    reverse(cmp.begin(),cmp.end());
    if(cmp.size()==1) ans = max(ans,cmp[0]);
    else if(cmp.size()==2) ans = max(ans,cmp[0]+cmp[1]+l);
    else ans = max(cmp[0]+cmp[1]+l,cmp[1]+cmp[2]+l+l);
    return ans;
}
//
//int main()
//{
//    int n,m,l;
//    cin >> n >> m >> l;
//    int a[m],b[m],t[m];
//    for(int i = 0;i < m;i++) cin >> a[i] >> b[i] >> t[i];
//    cout << travelTime(n,m,l,a,b,t);
//}

Compilation message

dreaming.cpp: In function 'std::pair<int, int> solve(int, int)':
dreaming.cpp:22:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
                       ~~^~~~~~~~~~~~~~~
dreaming.cpp:33:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
                       ~~^~~~~~~~~~~~~~~
dreaming.cpp:41:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
                       ~~^~~~~~~~~~~~~~~
dreaming.cpp:50:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i = 0;i < adj[p].size();i++) if(adj[p][i].second!=pr) q.push({adj[p][i].first+w,{adj[p][i].second,p}});
                       ~~^~~~~~~~~~~~~~~
dreaming.cpp:12:9: warning: unused variable 'sz' [-Wunused-variable]
     int sz = 0;
         ^~

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7160 KB	Output is correct
2	Correct	62 ms	7160 KB	Output is correct
3	Correct	41 ms	4728 KB	Output is correct
4	Correct	9 ms	1408 KB	Output is correct
5	Correct	8 ms	1152 KB	Output is correct
6	Correct	15 ms	1920 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	29 ms	3328 KB	Output is correct
9	Correct	38 ms	4096 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	53 ms	5624 KB	Output is correct
12	Correct	71 ms	6392 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7160 KB	Output is correct
2	Correct	62 ms	7160 KB	Output is correct
3	Correct	41 ms	4728 KB	Output is correct
4	Correct	9 ms	1408 KB	Output is correct
5	Correct	8 ms	1152 KB	Output is correct
6	Correct	15 ms	1920 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	29 ms	3328 KB	Output is correct
9	Correct	38 ms	4096 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	53 ms	5624 KB	Output is correct
12	Correct	71 ms	6392 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	2 ms	384 KB	Output is correct
28	Correct	4 ms	256 KB	Output is correct
29	Correct	2 ms	384 KB	Output is correct
30	Correct	2 ms	384 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	2 ms	384 KB	Output is correct
36	Correct	2 ms	384 KB	Output is correct
37	Correct	2 ms	384 KB	Output is correct
38	Correct	2 ms	384 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7160 KB	Output is correct
2	Correct	62 ms	7160 KB	Output is correct
3	Correct	41 ms	4728 KB	Output is correct
4	Correct	9 ms	1408 KB	Output is correct
5	Correct	8 ms	1152 KB	Output is correct
6	Correct	15 ms	1920 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	29 ms	3328 KB	Output is correct
9	Correct	38 ms	4096 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	53 ms	5624 KB	Output is correct
12	Correct	71 ms	6392 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	2 ms	384 KB	Output is correct
28	Correct	4 ms	256 KB	Output is correct
29	Correct	2 ms	384 KB	Output is correct
30	Correct	2 ms	384 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	2 ms	384 KB	Output is correct
36	Correct	2 ms	384 KB	Output is correct
37	Correct	2 ms	384 KB	Output is correct
38	Correct	2 ms	384 KB	Output is correct
39	Correct	60 ms	7180 KB	Output is correct
40	Correct	68 ms	7216 KB	Output is correct
41	Correct	38 ms	4856 KB	Output is correct
42	Correct	10 ms	1408 KB	Output is correct
43	Correct	3 ms	384 KB	Output is correct
44	Correct	2 ms	384 KB	Output is correct
45	Correct	2 ms	384 KB	Output is correct
46	Correct	2 ms	384 KB	Output is correct
47	Correct	2 ms	384 KB	Output is correct
48	Correct	2 ms	384 KB	Output is correct
49	Correct	2 ms	384 KB	Output is correct
50	Correct	2 ms	384 KB	Output is correct
51	Correct	2 ms	384 KB	Output is correct
52	Correct	2 ms	384 KB	Output is correct
53	Correct	2 ms	384 KB	Output is correct
54	Correct	2 ms	384 KB	Output is correct
55	Correct	2 ms	384 KB	Output is correct
56	Correct	2 ms	384 KB	Output is correct
57	Correct	74 ms	8664 KB	Output is correct
58	Correct	77 ms	8700 KB	Output is correct
59	Correct	71 ms	8440 KB	Output is correct
60	Correct	73 ms	8568 KB	Output is correct
61	Correct	71 ms	8568 KB	Output is correct
62	Correct	80 ms	8568 KB	Output is correct
63	Correct	68 ms	8440 KB	Output is correct
64	Correct	66 ms	8440 KB	Output is correct
65	Correct	69 ms	8444 KB	Output is correct
66	Correct	75 ms	8568 KB	Output is correct
67	Correct	78 ms	8440 KB	Output is correct
68	Correct	82 ms	8440 KB	Output is correct
69	Correct	85 ms	8440 KB	Output is correct
70	Correct	71 ms	8440 KB	Output is correct
71	Correct	2 ms	256 KB	Output is correct
72	Correct	4 ms	640 KB	Output is correct
73	Correct	4 ms	668 KB	Output is correct
74	Correct	3 ms	512 KB	Output is correct
75	Correct	4 ms	512 KB	Output is correct
76	Correct	4 ms	512 KB	Output is correct
77	Correct	4 ms	640 KB	Output is correct
78	Correct	4 ms	640 KB	Output is correct
79	Correct	4 ms	512 KB	Output is correct
80	Correct	68 ms	8440 KB	Output is correct
81	Correct	78 ms	8444 KB	Output is correct
82	Correct	78 ms	8568 KB	Output is correct
83	Correct	147 ms	8444 KB	Output is correct
84	Correct	3 ms	512 KB	Output is correct
85	Correct	3 ms	512 KB	Output is correct
86	Correct	3 ms	512 KB	Output is correct
87	Correct	4 ms	512 KB	Output is correct
88	Correct	3 ms	508 KB	Output is correct
89	Correct	3 ms	512 KB	Output is correct
90	Correct	3 ms	512 KB	Output is correct
91	Correct	4 ms	512 KB	Output is correct
92	Correct	3 ms	512 KB	Output is correct
93	Correct	3 ms	512 KB	Output is correct
94	Correct	2 ms	384 KB	Output is correct
95	Correct	2 ms	384 KB	Output is correct
96	Correct	2 ms	384 KB	Output is correct
97	Correct	2 ms	384 KB	Output is correct
98	Correct	2 ms	384 KB	Output is correct
99	Correct	2 ms	384 KB	Output is correct
100	Correct	2 ms	384 KB	Output is correct
101	Correct	2 ms	384 KB	Output is correct
102	Correct	2 ms	384 KB	Output is correct
103	Correct	2 ms	384 KB	Output is correct
104	Correct	8 ms	1024 KB	Output is correct
105	Correct	15 ms	1768 KB	Output is correct
106	Correct	2 ms	384 KB	Output is correct
107	Correct	28 ms	3328 KB	Output is correct
108	Correct	35 ms	4088 KB	Output is correct
109	Correct	2 ms	384 KB	Output is correct
110	Correct	51 ms	5504 KB	Output is correct
111	Correct	59 ms	6264 KB	Output is correct
112	Correct	2 ms	384 KB	Output is correct
113	Correct	81 ms	7800 KB	Output is correct

Subtask #4
18.0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	76 ms	6008 KB	Output is correct
2	Correct	80 ms	6048 KB	Output is correct
3	Correct	75 ms	6008 KB	Output is correct
4	Correct	75 ms	6004 KB	Output is correct
5	Correct	78 ms	6004 KB	Output is correct
6	Correct	86 ms	6628 KB	Output is correct
7	Correct	82 ms	6264 KB	Output is correct
8	Correct	73 ms	5960 KB	Output is correct
9	Correct	75 ms	6008 KB	Output is correct
10	Correct	81 ms	6316 KB	Output is correct
11	Correct	2 ms	384 KB	Output is correct
12	Correct	74 ms	4340 KB	Output is correct
13	Correct	78 ms	4212 KB	Output is correct
14	Correct	73 ms	4148 KB	Output is correct
15	Correct	73 ms	4208 KB	Output is correct
16	Correct	72 ms	4080 KB	Output is correct
17	Correct	74 ms	4084 KB	Output is correct
18	Correct	73 ms	4216 KB	Output is correct
19	Correct	71 ms	4084 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	256 KB	Output is correct
22	Correct	3 ms	512 KB	Output is correct
23	Correct	71 ms	4120 KB	Output is correct

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7160 KB	Output is correct
2	Correct	62 ms	7160 KB	Output is correct
3	Correct	41 ms	4728 KB	Output is correct
4	Correct	9 ms	1408 KB	Output is correct
5	Correct	8 ms	1152 KB	Output is correct
6	Correct	15 ms	1920 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	29 ms	3328 KB	Output is correct
9	Correct	38 ms	4096 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	53 ms	5624 KB	Output is correct
12	Correct	71 ms	6392 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Incorrect	2 ms	384 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	58 ms	7160 KB	Output is correct
2	Correct	62 ms	7160 KB	Output is correct
3	Correct	41 ms	4728 KB	Output is correct
4	Correct	9 ms	1408 KB	Output is correct
5	Correct	8 ms	1152 KB	Output is correct
6	Correct	15 ms	1920 KB	Output is correct
7	Correct	2 ms	384 KB	Output is correct
8	Correct	29 ms	3328 KB	Output is correct
9	Correct	38 ms	4096 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	53 ms	5624 KB	Output is correct
12	Correct	71 ms	6392 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	384 KB	Output is correct
16	Correct	2 ms	384 KB	Output is correct
17	Correct	2 ms	384 KB	Output is correct
18	Correct	2 ms	384 KB	Output is correct
19	Correct	2 ms	384 KB	Output is correct
20	Correct	2 ms	384 KB	Output is correct
21	Correct	2 ms	384 KB	Output is correct
22	Correct	2 ms	384 KB	Output is correct
23	Correct	2 ms	384 KB	Output is correct
24	Correct	2 ms	384 KB	Output is correct
25	Correct	2 ms	384 KB	Output is correct
26	Correct	2 ms	384 KB	Output is correct
27	Correct	2 ms	384 KB	Output is correct
28	Correct	4 ms	256 KB	Output is correct
29	Correct	2 ms	384 KB	Output is correct
30	Correct	2 ms	384 KB	Output is correct
31	Correct	2 ms	384 KB	Output is correct
32	Correct	2 ms	384 KB	Output is correct
33	Correct	2 ms	384 KB	Output is correct
34	Correct	2 ms	384 KB	Output is correct
35	Correct	2 ms	384 KB	Output is correct
36	Correct	2 ms	384 KB	Output is correct
37	Correct	2 ms	384 KB	Output is correct
38	Correct	2 ms	384 KB	Output is correct
39	Correct	60 ms	7180 KB	Output is correct
40	Correct	68 ms	7216 KB	Output is correct
41	Correct	38 ms	4856 KB	Output is correct
42	Correct	10 ms	1408 KB	Output is correct
43	Correct	3 ms	384 KB	Output is correct
44	Correct	2 ms	384 KB	Output is correct
45	Correct	2 ms	384 KB	Output is correct
46	Correct	2 ms	384 KB	Output is correct
47	Correct	2 ms	384 KB	Output is correct
48	Correct	2 ms	384 KB	Output is correct
49	Correct	2 ms	384 KB	Output is correct
50	Correct	2 ms	384 KB	Output is correct
51	Correct	2 ms	384 KB	Output is correct
52	Correct	2 ms	384 KB	Output is correct
53	Correct	2 ms	384 KB	Output is correct
54	Correct	2 ms	384 KB	Output is correct
55	Correct	2 ms	384 KB	Output is correct
56	Correct	2 ms	384 KB	Output is correct
57	Correct	74 ms	8664 KB	Output is correct
58	Correct	77 ms	8700 KB	Output is correct
59	Correct	71 ms	8440 KB	Output is correct
60	Correct	73 ms	8568 KB	Output is correct
61	Correct	71 ms	8568 KB	Output is correct
62	Correct	80 ms	8568 KB	Output is correct
63	Correct	68 ms	8440 KB	Output is correct
64	Correct	66 ms	8440 KB	Output is correct
65	Correct	69 ms	8444 KB	Output is correct
66	Correct	75 ms	8568 KB	Output is correct
67	Correct	78 ms	8440 KB	Output is correct
68	Correct	82 ms	8440 KB	Output is correct
69	Correct	85 ms	8440 KB	Output is correct
70	Correct	71 ms	8440 KB	Output is correct
71	Correct	2 ms	256 KB	Output is correct
72	Correct	4 ms	640 KB	Output is correct
73	Correct	4 ms	668 KB	Output is correct
74	Correct	3 ms	512 KB	Output is correct
75	Correct	4 ms	512 KB	Output is correct
76	Correct	4 ms	512 KB	Output is correct
77	Correct	4 ms	640 KB	Output is correct
78	Correct	4 ms	640 KB	Output is correct
79	Correct	4 ms	512 KB	Output is correct
80	Correct	68 ms	8440 KB	Output is correct
81	Correct	78 ms	8444 KB	Output is correct
82	Correct	78 ms	8568 KB	Output is correct
83	Correct	147 ms	8444 KB	Output is correct
84	Correct	3 ms	512 KB	Output is correct
85	Correct	3 ms	512 KB	Output is correct
86	Correct	3 ms	512 KB	Output is correct
87	Correct	4 ms	512 KB	Output is correct
88	Correct	3 ms	508 KB	Output is correct
89	Correct	3 ms	512 KB	Output is correct
90	Correct	3 ms	512 KB	Output is correct
91	Correct	4 ms	512 KB	Output is correct
92	Correct	3 ms	512 KB	Output is correct
93	Correct	3 ms	512 KB	Output is correct
94	Correct	2 ms	384 KB	Output is correct
95	Correct	2 ms	384 KB	Output is correct
96	Correct	2 ms	384 KB	Output is correct
97	Correct	2 ms	384 KB	Output is correct
98	Correct	2 ms	384 KB	Output is correct
99	Correct	2 ms	384 KB	Output is correct
100	Correct	2 ms	384 KB	Output is correct
101	Correct	2 ms	384 KB	Output is correct
102	Correct	2 ms	384 KB	Output is correct
103	Correct	2 ms	384 KB	Output is correct
104	Correct	8 ms	1024 KB	Output is correct
105	Correct	15 ms	1768 KB	Output is correct
106	Correct	2 ms	384 KB	Output is correct
107	Correct	28 ms	3328 KB	Output is correct
108	Correct	35 ms	4088 KB	Output is correct
109	Correct	2 ms	384 KB	Output is correct
110	Correct	51 ms	5504 KB	Output is correct
111	Correct	59 ms	6264 KB	Output is correct
112	Correct	2 ms	384 KB	Output is correct
113	Correct	81 ms	7800 KB	Output is correct
114	Correct	76 ms	6008 KB	Output is correct
115	Correct	80 ms	6048 KB	Output is correct
116	Correct	75 ms	6008 KB	Output is correct
117	Correct	75 ms	6004 KB	Output is correct
118	Correct	78 ms	6004 KB	Output is correct
119	Correct	86 ms	6628 KB	Output is correct
120	Correct	82 ms	6264 KB	Output is correct
121	Correct	73 ms	5960 KB	Output is correct
122	Correct	75 ms	6008 KB	Output is correct
123	Correct	81 ms	6316 KB	Output is correct
124	Correct	2 ms	384 KB	Output is correct
125	Correct	74 ms	4340 KB	Output is correct
126	Correct	78 ms	4212 KB	Output is correct
127	Correct	73 ms	4148 KB	Output is correct
128	Correct	73 ms	4208 KB	Output is correct
129	Correct	72 ms	4080 KB	Output is correct
130	Correct	74 ms	4084 KB	Output is correct
131	Correct	73 ms	4216 KB	Output is correct
132	Correct	71 ms	4084 KB	Output is correct
133	Correct	2 ms	384 KB	Output is correct
134	Correct	2 ms	256 KB	Output is correct
135	Correct	3 ms	512 KB	Output is correct
136	Correct	71 ms	4120 KB	Output is correct
137	Incorrect	2 ms	384 KB	Output isn't correct
138	Halted	0 ms	0 KB	-

답안 #58308

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 10.0 / 10.0

Subtask #3 23.0 / 23.0

Subtask #4 18.0 / 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
18.0 / 18.0

Subtask #5
0 / 12.0

Subtask #6
0 / 23.0