답안 #104477

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
104477	2019-04-07T01:23:46 Z	CaroLinda	꿈 (IOI13_dreaming)	C++14	47 / 100	1000 ms	12912 KB

dreaming

#include <bits/stdc++.h>
#include "dreaming.h"

#define MAXN 100005
#define lp(i,a,b) for(int i = a ; i < b ; i++)
#define pb push_back
#define pii pair<int,int>
#define ff first
#define ss second
#define max3(a,b,c) max(max(a,b),c)


using namespace std;

//declarations
int N , M , L;
int radio1, radio2 ;

int d[MAXN] , dX[MAXN] , p[MAXN];

bool marc[MAXN] ;

vector<int> radios ;
vector<pii> adj[MAXN] ;

//utilities

void atribution()
{ lp(i,0,N) dX[i] = d[i] ; }

void ini(int x)
{ memset(d , -1 , sizeof d) ; d[x] = 0 ;}

void dfs(int x)
{
    marc[x] = 1 ;
    lp(i , 0 , adj[x].size() )
    {
        int v = adj[x][i].ff ;
        if(d[v] != -1) continue ;
        d[v] = d[x] + adj[x][i].ss ;
        p[v] = x ;
        dfs(v) ;
    }
}

int findMax()
{ return max_element(d, d+N) - d ; }

int findRadio(int diam , int x)
{
    int ans = diam ;
    for(int i = x ; i != -1 ; i = p[i])
          ans = min( ans , max(d[i] , diam - d[i]) ) ;
    return ans ;
}


int travelTime( int n , int m , int l , int A[] , int B[] , int T[] )
{
    N = n , M = m , L = l;
    int ans = 0 ;

    vector<int> edge ;

    lp(i,0,M)
    {
        int a = A[i] , b = B[i] ;
        adj[a].pb( pii(b, T[i]) ) ;
        adj[b].pb( pii(a, T[i]) ) ;
        edge.pb(T[i]) ;
    }


    lp(i,0,N)
        if(!marc[i])
        {
            ini(i) ; dfs(i) ;
            int X = findMax() ;
            ini(X) ; dfs(X) ;
            int Y = findMax() ;
            p[X] = -1 ;
            int k = findRadio(d[Y] , Y) ;
            radios.pb(k) ;
            ans = max(ans, d[Y]) ;
            //printf("%d %d %d\n", X, Y, k) ;
        }

    sort(radios.begin() , radios.end()) ;
    reverse(radios.begin() , radios.end() ) ;

    ans = max( ans , radios[0] + radios[1] + L ) ;

    if(radios.size() == 2) return ans ;

    ans = max( ans , radios[1] + radios[2] + 2*L ) ;

    return ans ;


}

/*int main()
{
    int n , m , l , a[MAXN] , b[MAXN] , t[MAXN] ;
    scanf("%d %d %d", &n, &m, &l) ;
    lp(i,0,m) scanf("%d%d%d", &a[i] , &b[i] , &t[i]) ;
    printf("%d\n",travelTime(n,m,l,a,b,t)) ;
}*/

Compilation message

dreaming.cpp: In function 'void dfs(int)':
dreaming.cpp:5:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define lp(i,a,b) for(int i = a ; i < b ; i++)
dreaming.cpp:37:8:
     lp(i , 0 , adj[x].size() )
        ~~~~~~~~~~~~~~~~~~~~~         
dreaming.cpp:37:5: note: in expansion of macro 'lp'
     lp(i , 0 , adj[x].size() )
     ^~

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	64 ms	12016 KB	Output is correct
2	Correct	69 ms	12140 KB	Output is correct
3	Correct	48 ms	8948 KB	Output is correct
4	Correct	11 ms	4480 KB	Output is correct
5	Correct	11 ms	3840 KB	Output is correct
6	Correct	17 ms	5120 KB	Output is correct
7	Correct	4 ms	3072 KB	Output is correct
8	Correct	37 ms	6260 KB	Output is correct
9	Correct	41 ms	7540 KB	Output is correct
10	Correct	4 ms	3200 KB	Output is correct
11	Correct	63 ms	8944 KB	Output is correct
12	Correct	79 ms	10464 KB	Output is correct
13	Correct	5 ms	3200 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	64 ms	12016 KB	Output is correct
2	Correct	69 ms	12140 KB	Output is correct
3	Correct	48 ms	8948 KB	Output is correct
4	Correct	11 ms	4480 KB	Output is correct
5	Correct	11 ms	3840 KB	Output is correct
6	Correct	17 ms	5120 KB	Output is correct
7	Correct	4 ms	3072 KB	Output is correct
8	Correct	37 ms	6260 KB	Output is correct
9	Correct	41 ms	7540 KB	Output is correct
10	Correct	4 ms	3200 KB	Output is correct
11	Correct	63 ms	8944 KB	Output is correct
12	Correct	79 ms	10464 KB	Output is correct
13	Correct	5 ms	3200 KB	Output is correct
14	Correct	4 ms	3072 KB	Output is correct
15	Correct	5 ms	3072 KB	Output is correct
16	Correct	4 ms	3072 KB	Output is correct
17	Correct	4 ms	3072 KB	Output is correct
18	Correct	4 ms	3072 KB	Output is correct
19	Correct	4 ms	3072 KB	Output is correct
20	Correct	4 ms	3072 KB	Output is correct
21	Correct	4 ms	3072 KB	Output is correct
22	Correct	4 ms	3072 KB	Output is correct
23	Correct	4 ms	3072 KB	Output is correct
24	Correct	4 ms	3072 KB	Output is correct
25	Correct	4 ms	3072 KB	Output is correct
26	Correct	4 ms	3072 KB	Output is correct
27	Correct	4 ms	3072 KB	Output is correct
28	Correct	4 ms	3072 KB	Output is correct
29	Correct	4 ms	3072 KB	Output is correct
30	Correct	4 ms	3072 KB	Output is correct
31	Correct	5 ms	3072 KB	Output is correct
32	Correct	4 ms	3072 KB	Output is correct
33	Correct	4 ms	3072 KB	Output is correct
34	Correct	4 ms	3072 KB	Output is correct
35	Correct	4 ms	3072 KB	Output is correct
36	Correct	4 ms	3072 KB	Output is correct
37	Correct	4 ms	3072 KB	Output is correct
38	Correct	4 ms	3072 KB	Output is correct

Subtask #3
23.0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	64 ms	12016 KB	Output is correct
2	Correct	69 ms	12140 KB	Output is correct
3	Correct	48 ms	8948 KB	Output is correct
4	Correct	11 ms	4480 KB	Output is correct
5	Correct	11 ms	3840 KB	Output is correct
6	Correct	17 ms	5120 KB	Output is correct
7	Correct	4 ms	3072 KB	Output is correct
8	Correct	37 ms	6260 KB	Output is correct
9	Correct	41 ms	7540 KB	Output is correct
10	Correct	4 ms	3200 KB	Output is correct
11	Correct	63 ms	8944 KB	Output is correct
12	Correct	79 ms	10464 KB	Output is correct
13	Correct	5 ms	3200 KB	Output is correct
14	Correct	4 ms	3072 KB	Output is correct
15	Correct	5 ms	3072 KB	Output is correct
16	Correct	4 ms	3072 KB	Output is correct
17	Correct	4 ms	3072 KB	Output is correct
18	Correct	4 ms	3072 KB	Output is correct
19	Correct	4 ms	3072 KB	Output is correct
20	Correct	4 ms	3072 KB	Output is correct
21	Correct	4 ms	3072 KB	Output is correct
22	Correct	4 ms	3072 KB	Output is correct
23	Correct	4 ms	3072 KB	Output is correct
24	Correct	4 ms	3072 KB	Output is correct
25	Correct	4 ms	3072 KB	Output is correct
26	Correct	4 ms	3072 KB	Output is correct
27	Correct	4 ms	3072 KB	Output is correct
28	Correct	4 ms	3072 KB	Output is correct
29	Correct	4 ms	3072 KB	Output is correct
30	Correct	4 ms	3072 KB	Output is correct
31	Correct	5 ms	3072 KB	Output is correct
32	Correct	4 ms	3072 KB	Output is correct
33	Correct	4 ms	3072 KB	Output is correct
34	Correct	4 ms	3072 KB	Output is correct
35	Correct	4 ms	3072 KB	Output is correct
36	Correct	4 ms	3072 KB	Output is correct
37	Correct	4 ms	3072 KB	Output is correct
38	Correct	4 ms	3072 KB	Output is correct
39	Correct	63 ms	12016 KB	Output is correct
40	Correct	61 ms	12052 KB	Output is correct
41	Correct	41 ms	8948 KB	Output is correct
42	Correct	12 ms	4352 KB	Output is correct
43	Correct	4 ms	3072 KB	Output is correct
44	Correct	4 ms	3072 KB	Output is correct
45	Correct	4 ms	3072 KB	Output is correct
46	Correct	4 ms	3072 KB	Output is correct
47	Correct	5 ms	3072 KB	Output is correct
48	Correct	4 ms	3072 KB	Output is correct
49	Correct	4 ms	3072 KB	Output is correct
50	Correct	4 ms	3072 KB	Output is correct
51	Correct	4 ms	3072 KB	Output is correct
52	Correct	4 ms	3200 KB	Output is correct
53	Correct	4 ms	3072 KB	Output is correct
54	Correct	4 ms	3072 KB	Output is correct
55	Correct	5 ms	3072 KB	Output is correct
56	Correct	4 ms	3072 KB	Output is correct
57	Correct	71 ms	9072 KB	Output is correct
58	Correct	74 ms	9072 KB	Output is correct
59	Correct	82 ms	9072 KB	Output is correct
60	Correct	84 ms	9072 KB	Output is correct
61	Correct	88 ms	8940 KB	Output is correct
62	Correct	68 ms	8944 KB	Output is correct
63	Correct	62 ms	8816 KB	Output is correct
64	Correct	72 ms	8816 KB	Output is correct
65	Correct	73 ms	8944 KB	Output is correct
66	Correct	74 ms	8816 KB	Output is correct
67	Correct	77 ms	8944 KB	Output is correct
68	Correct	89 ms	8944 KB	Output is correct
69	Correct	129 ms	9200 KB	Output is correct
70	Correct	102 ms	8944 KB	Output is correct
71	Correct	5 ms	3072 KB	Output is correct
72	Correct	5 ms	3328 KB	Output is correct
73	Correct	5 ms	3200 KB	Output is correct
74	Correct	5 ms	3200 KB	Output is correct
75	Correct	6 ms	3328 KB	Output is correct
76	Correct	6 ms	3328 KB	Output is correct
77	Correct	6 ms	3328 KB	Output is correct
78	Correct	5 ms	3328 KB	Output is correct
79	Correct	5 ms	3200 KB	Output is correct
80	Correct	97 ms	8980 KB	Output is correct
81	Correct	89 ms	8972 KB	Output is correct
82	Correct	76 ms	8944 KB	Output is correct
83	Correct	80 ms	8944 KB	Output is correct
84	Correct	6 ms	3200 KB	Output is correct
85	Correct	5 ms	3200 KB	Output is correct
86	Correct	5 ms	3200 KB	Output is correct
87	Correct	6 ms	3200 KB	Output is correct
88	Correct	6 ms	3200 KB	Output is correct
89	Correct	22 ms	3200 KB	Output is correct
90	Correct	5 ms	3200 KB	Output is correct
91	Correct	5 ms	3328 KB	Output is correct
92	Correct	5 ms	3200 KB	Output is correct
93	Correct	5 ms	3276 KB	Output is correct
94	Correct	4 ms	3072 KB	Output is correct
95	Correct	4 ms	3072 KB	Output is correct
96	Correct	4 ms	3072 KB	Output is correct
97	Correct	5 ms	3072 KB	Output is correct
98	Correct	4 ms	3072 KB	Output is correct
99	Correct	4 ms	3072 KB	Output is correct
100	Correct	4 ms	3072 KB	Output is correct
101	Correct	4 ms	3072 KB	Output is correct
102	Correct	4 ms	3072 KB	Output is correct
103	Correct	4 ms	3072 KB	Output is correct
104	Correct	9 ms	3840 KB	Output is correct
105	Correct	16 ms	5120 KB	Output is correct
106	Correct	4 ms	3072 KB	Output is correct
107	Correct	30 ms	6388 KB	Output is correct
108	Correct	37 ms	7540 KB	Output is correct
109	Correct	4 ms	3200 KB	Output is correct
110	Correct	52 ms	8944 KB	Output is correct
111	Correct	60 ms	10480 KB	Output is correct
112	Correct	4 ms	3072 KB	Output is correct
113	Correct	89 ms	12912 KB	Output is correct

Subtask #4
0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1072 ms	6148 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #5
0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	64 ms	12016 KB	Output is correct
2	Correct	69 ms	12140 KB	Output is correct
3	Correct	48 ms	8948 KB	Output is correct
4	Correct	11 ms	4480 KB	Output is correct
5	Correct	11 ms	3840 KB	Output is correct
6	Correct	17 ms	5120 KB	Output is correct
7	Correct	4 ms	3072 KB	Output is correct
8	Correct	37 ms	6260 KB	Output is correct
9	Correct	41 ms	7540 KB	Output is correct
10	Correct	4 ms	3200 KB	Output is correct
11	Correct	63 ms	8944 KB	Output is correct
12	Correct	79 ms	10464 KB	Output is correct
13	Correct	5 ms	3200 KB	Output is correct
14	Correct	11 ms	3200 KB	Output is correct
15	Correct	19 ms	3200 KB	Output is correct
16	Correct	31 ms	3328 KB	Output is correct
17	Correct	11 ms	3200 KB	Output is correct
18	Correct	20 ms	3200 KB	Output is correct
19	Correct	27 ms	3264 KB	Output is correct
20	Correct	11 ms	3200 KB	Output is correct
21	Correct	16 ms	3200 KB	Output is correct
22	Correct	27 ms	3356 KB	Output is correct
23	Correct	4 ms	3072 KB	Output is correct
24	Correct	4 ms	3072 KB	Output is correct
25	Correct	4 ms	3200 KB	Output is correct
26	Correct	4 ms	3072 KB	Output is correct
27	Correct	4 ms	3072 KB	Output is correct
28	Correct	8 ms	3072 KB	Output is correct
29	Correct	6 ms	3072 KB	Output is correct
30	Correct	4 ms	3072 KB	Output is correct
31	Correct	4 ms	3072 KB	Output is correct
32	Correct	4 ms	3072 KB	Output is correct
33	Correct	4 ms	3072 KB	Output is correct
34	Correct	4 ms	3072 KB	Output is correct
35	Correct	4 ms	3068 KB	Output is correct
36	Correct	4 ms	3072 KB	Output is correct
37	Correct	4 ms	3072 KB	Output is correct
38	Correct	4 ms	3072 KB	Output is correct
39	Correct	4 ms	3072 KB	Output is correct
40	Incorrect	4 ms	3072 KB	Output isn't correct
41	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	64 ms	12016 KB	Output is correct
2	Correct	69 ms	12140 KB	Output is correct
3	Correct	48 ms	8948 KB	Output is correct
4	Correct	11 ms	4480 KB	Output is correct
5	Correct	11 ms	3840 KB	Output is correct
6	Correct	17 ms	5120 KB	Output is correct
7	Correct	4 ms	3072 KB	Output is correct
8	Correct	37 ms	6260 KB	Output is correct
9	Correct	41 ms	7540 KB	Output is correct
10	Correct	4 ms	3200 KB	Output is correct
11	Correct	63 ms	8944 KB	Output is correct
12	Correct	79 ms	10464 KB	Output is correct
13	Correct	5 ms	3200 KB	Output is correct
14	Correct	4 ms	3072 KB	Output is correct
15	Correct	5 ms	3072 KB	Output is correct
16	Correct	4 ms	3072 KB	Output is correct
17	Correct	4 ms	3072 KB	Output is correct
18	Correct	4 ms	3072 KB	Output is correct
19	Correct	4 ms	3072 KB	Output is correct
20	Correct	4 ms	3072 KB	Output is correct
21	Correct	4 ms	3072 KB	Output is correct
22	Correct	4 ms	3072 KB	Output is correct
23	Correct	4 ms	3072 KB	Output is correct
24	Correct	4 ms	3072 KB	Output is correct
25	Correct	4 ms	3072 KB	Output is correct
26	Correct	4 ms	3072 KB	Output is correct
27	Correct	4 ms	3072 KB	Output is correct
28	Correct	4 ms	3072 KB	Output is correct
29	Correct	4 ms	3072 KB	Output is correct
30	Correct	4 ms	3072 KB	Output is correct
31	Correct	5 ms	3072 KB	Output is correct
32	Correct	4 ms	3072 KB	Output is correct
33	Correct	4 ms	3072 KB	Output is correct
34	Correct	4 ms	3072 KB	Output is correct
35	Correct	4 ms	3072 KB	Output is correct
36	Correct	4 ms	3072 KB	Output is correct
37	Correct	4 ms	3072 KB	Output is correct
38	Correct	4 ms	3072 KB	Output is correct
39	Correct	63 ms	12016 KB	Output is correct
40	Correct	61 ms	12052 KB	Output is correct
41	Correct	41 ms	8948 KB	Output is correct
42	Correct	12 ms	4352 KB	Output is correct
43	Correct	4 ms	3072 KB	Output is correct
44	Correct	4 ms	3072 KB	Output is correct
45	Correct	4 ms	3072 KB	Output is correct
46	Correct	4 ms	3072 KB	Output is correct
47	Correct	5 ms	3072 KB	Output is correct
48	Correct	4 ms	3072 KB	Output is correct
49	Correct	4 ms	3072 KB	Output is correct
50	Correct	4 ms	3072 KB	Output is correct
51	Correct	4 ms	3072 KB	Output is correct
52	Correct	4 ms	3200 KB	Output is correct
53	Correct	4 ms	3072 KB	Output is correct
54	Correct	4 ms	3072 KB	Output is correct
55	Correct	5 ms	3072 KB	Output is correct
56	Correct	4 ms	3072 KB	Output is correct
57	Correct	71 ms	9072 KB	Output is correct
58	Correct	74 ms	9072 KB	Output is correct
59	Correct	82 ms	9072 KB	Output is correct
60	Correct	84 ms	9072 KB	Output is correct
61	Correct	88 ms	8940 KB	Output is correct
62	Correct	68 ms	8944 KB	Output is correct
63	Correct	62 ms	8816 KB	Output is correct
64	Correct	72 ms	8816 KB	Output is correct
65	Correct	73 ms	8944 KB	Output is correct
66	Correct	74 ms	8816 KB	Output is correct
67	Correct	77 ms	8944 KB	Output is correct
68	Correct	89 ms	8944 KB	Output is correct
69	Correct	129 ms	9200 KB	Output is correct
70	Correct	102 ms	8944 KB	Output is correct
71	Correct	5 ms	3072 KB	Output is correct
72	Correct	5 ms	3328 KB	Output is correct
73	Correct	5 ms	3200 KB	Output is correct
74	Correct	5 ms	3200 KB	Output is correct
75	Correct	6 ms	3328 KB	Output is correct
76	Correct	6 ms	3328 KB	Output is correct
77	Correct	6 ms	3328 KB	Output is correct
78	Correct	5 ms	3328 KB	Output is correct
79	Correct	5 ms	3200 KB	Output is correct
80	Correct	97 ms	8980 KB	Output is correct
81	Correct	89 ms	8972 KB	Output is correct
82	Correct	76 ms	8944 KB	Output is correct
83	Correct	80 ms	8944 KB	Output is correct
84	Correct	6 ms	3200 KB	Output is correct
85	Correct	5 ms	3200 KB	Output is correct
86	Correct	5 ms	3200 KB	Output is correct
87	Correct	6 ms	3200 KB	Output is correct
88	Correct	6 ms	3200 KB	Output is correct
89	Correct	22 ms	3200 KB	Output is correct
90	Correct	5 ms	3200 KB	Output is correct
91	Correct	5 ms	3328 KB	Output is correct
92	Correct	5 ms	3200 KB	Output is correct
93	Correct	5 ms	3276 KB	Output is correct
94	Correct	4 ms	3072 KB	Output is correct
95	Correct	4 ms	3072 KB	Output is correct
96	Correct	4 ms	3072 KB	Output is correct
97	Correct	5 ms	3072 KB	Output is correct
98	Correct	4 ms	3072 KB	Output is correct
99	Correct	4 ms	3072 KB	Output is correct
100	Correct	4 ms	3072 KB	Output is correct
101	Correct	4 ms	3072 KB	Output is correct
102	Correct	4 ms	3072 KB	Output is correct
103	Correct	4 ms	3072 KB	Output is correct
104	Correct	9 ms	3840 KB	Output is correct
105	Correct	16 ms	5120 KB	Output is correct
106	Correct	4 ms	3072 KB	Output is correct
107	Correct	30 ms	6388 KB	Output is correct
108	Correct	37 ms	7540 KB	Output is correct
109	Correct	4 ms	3200 KB	Output is correct
110	Correct	52 ms	8944 KB	Output is correct
111	Correct	60 ms	10480 KB	Output is correct
112	Correct	4 ms	3072 KB	Output is correct
113	Correct	89 ms	12912 KB	Output is correct
114	Execution timed out	1072 ms	6148 KB	Time limit exceeded
115	Halted	0 ms	0 KB	-

답안 #104477

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