oj.uz

Submission #72539

# Submission time Handle Problem Language Result Execution time Memory
72539 2018-08-26T08:54:00 Z yusufake Dreaming (IOI13_dreaming) C++
47 / 100
 104 ms 16248 KB 
#include <bits/stdc++.h>
using namespace std;
#include "dreaming.h"

#define pb push_back
#define mp make_pair
#define st first
#define nd second
#define NN 100005

vector < pair<int,int> > V[NN];
int H[NN],M[NN],node[NN],M2[NN],mn,ss;

void f(int x){
    H[x] = 1;
    int t;
    for(int i=0; i<V[x].size(); i++){
        if(H[ V[x][i].st ]) continue;
        f(V[x][i].st);
        t = M[ V[x][i].st ] + V[x][i].nd;
        if(M[x] < t) { M2[x] = M[x]; M[x] = t; node[x] = V[x][i].st; }
        else if(M2[x] < t) M2[x] = t;
    }
    ss = max(ss , M[x] + M2[x]);
}
void g(int x, int p, int t){
    mn = min(mn , max(M[x] , t));
    for(int i=0; i<V[x].size(); i++){
        if(V[x][i].st == p) continue;
        int a = max(t , node[x] == V[x][i].st ? M2[x] : M[x]);
        g(V[x][i].st , x , a + V[x][i].nd);
    }
}

int travelTime(int n, int m, int l, int *A, int *B, int *T){
    int t,i,x=-1;
    for(i=0;i<m;i++){
        V[ A[i] ].pb(mp(B[i],T[i]));
        V[ B[i] ].pb(mp(A[i],T[i]));
    }
    for(i=0;i<n;i++){
        if(H[i]) continue;
        mn = 1e9;
        f(i);
        g(i,-1,0);
        //cout << i << " " << x << " " << mn << " ss\n";
        if(x == -1){
            x = mn;
            continue;
        }
        ss = max(ss , x + mn + l);
        x = min(max(mn , x+l) , max(x , mn+l));
    }
    return ss;
}

Compilation message

dreaming.cpp: In function 'void f(int)':
dreaming.cpp:17:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<V[x].size(); i++){
                  ~^~~~~~~~~~~~
dreaming.cpp: In function 'void g(int, int, int)':
dreaming.cpp:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<V[x].size(); i++){
                  ~^~~~~~~~~~~~
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:36:9: warning: unused variable 't' [-Wunused-variable]
     int t,i,x=-1;
         ^

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 12024 KB Output is correct
2 Correct 82 ms 11772 KB Output is correct
3 Correct 43 ms 10232 KB Output is correct
4 Correct 11 ms 4096 KB Output is correct
5 Correct 9 ms 3456 KB Output is correct
6 Correct 18 ms 4736 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 27 ms 6528 KB Output is correct
9 Correct 39 ms 8704 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 52 ms 9464 KB Output is correct
12 Correct 64 ms 10744 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 12024 KB Output is correct
2 Correct 82 ms 11772 KB Output is correct
3 Correct 43 ms 10232 KB Output is correct
4 Correct 11 ms 4096 KB Output is correct
5 Correct 9 ms 3456 KB Output is correct
6 Correct 18 ms 4736 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 27 ms 6528 KB Output is correct
9 Correct 39 ms 8704 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 52 ms 9464 KB Output is correct
12 Correct 64 ms 10744 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 5 ms 2688 KB Output is correct
16 Correct 3 ms 2688 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 3 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 4 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 3 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 3 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 3 ms 2816 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 12024 KB Output is correct
2 Correct 82 ms 11772 KB Output is correct
3 Correct 43 ms 10232 KB Output is correct
4 Correct 11 ms 4096 KB Output is correct
5 Correct 9 ms 3456 KB Output is correct
6 Correct 18 ms 4736 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 27 ms 6528 KB Output is correct
9 Correct 39 ms 8704 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 52 ms 9464 KB Output is correct
12 Correct 64 ms 10744 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 5 ms 2688 KB Output is correct
16 Correct 3 ms 2688 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 3 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 4 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 3 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 3 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 3 ms 2816 KB Output is correct
39 Correct 71 ms 11940 KB Output is correct
40 Correct 74 ms 11672 KB Output is correct
41 Correct 41 ms 10160 KB Output is correct
42 Correct 11 ms 4096 KB Output is correct
43 Correct 3 ms 2688 KB Output is correct
44 Correct 4 ms 2688 KB Output is correct
45 Correct 4 ms 2688 KB Output is correct
46 Correct 4 ms 2688 KB Output is correct
47 Correct 3 ms 2816 KB Output is correct
48 Correct 4 ms 2688 KB Output is correct
49 Correct 3 ms 2688 KB Output is correct
50 Correct 3 ms 2688 KB Output is correct
51 Correct 4 ms 2688 KB Output is correct
52 Correct 4 ms 2688 KB Output is correct
53 Correct 3 ms 2688 KB Output is correct
54 Correct 4 ms 2688 KB Output is correct
55 Correct 3 ms 2688 KB Output is correct
56 Correct 4 ms 2688 KB Output is correct
57 Correct 72 ms 9592 KB Output is correct
58 Correct 70 ms 9464 KB Output is correct
59 Correct 99 ms 9388 KB Output is correct
60 Correct 89 ms 9336 KB Output is correct
61 Correct 71 ms 9208 KB Output is correct
62 Correct 86 ms 9208 KB Output is correct
63 Correct 66 ms 9080 KB Output is correct
64 Correct 64 ms 9080 KB Output is correct
65 Correct 65 ms 9036 KB Output is correct
66 Correct 69 ms 9080 KB Output is correct
67 Correct 69 ms 9336 KB Output is correct
68 Correct 79 ms 9336 KB Output is correct
69 Correct 82 ms 9336 KB Output is correct
70 Correct 70 ms 9336 KB Output is correct
71 Correct 4 ms 2688 KB Output is correct
72 Correct 5 ms 2944 KB Output is correct
73 Correct 5 ms 2944 KB Output is correct
74 Correct 5 ms 2944 KB Output is correct
75 Correct 5 ms 2944 KB Output is correct
76 Correct 5 ms 2944 KB Output is correct
77 Correct 6 ms 2944 KB Output is correct
78 Correct 5 ms 2944 KB Output is correct
79 Correct 5 ms 2944 KB Output is correct
80 Correct 71 ms 9408 KB Output is correct
81 Correct 71 ms 9280 KB Output is correct
82 Correct 78 ms 9208 KB Output is correct
83 Correct 69 ms 9208 KB Output is correct
84 Correct 4 ms 2944 KB Output is correct
85 Correct 5 ms 2816 KB Output is correct
86 Correct 5 ms 2944 KB Output is correct
87 Correct 5 ms 2944 KB Output is correct
88 Correct 5 ms 2816 KB Output is correct
89 Correct 5 ms 2816 KB Output is correct
90 Correct 5 ms 2944 KB Output is correct
91 Correct 5 ms 2944 KB Output is correct
92 Correct 5 ms 2944 KB Output is correct
93 Correct 5 ms 2944 KB Output is correct
94 Correct 3 ms 2688 KB Output is correct
95 Correct 4 ms 2688 KB Output is correct
96 Correct 4 ms 2688 KB Output is correct
97 Correct 4 ms 2688 KB Output is correct
98 Correct 3 ms 2688 KB Output is correct
99 Correct 3 ms 2688 KB Output is correct
100 Correct 3 ms 2688 KB Output is correct
101 Correct 4 ms 2688 KB Output is correct
102 Correct 6 ms 2688 KB Output is correct
103 Correct 4 ms 2688 KB Output is correct
104 Correct 9 ms 3584 KB Output is correct
105 Correct 16 ms 4736 KB Output is correct
106 Correct 4 ms 2688 KB Output is correct
107 Correct 30 ms 6648 KB Output is correct
108 Correct 40 ms 8824 KB Output is correct
109 Correct 4 ms 2816 KB Output is correct
110 Correct 52 ms 9508 KB Output is correct
111 Correct 57 ms 10616 KB Output is correct
112 Correct 7 ms 2816 KB Output is correct
113 Correct 104 ms 16248 KB Output is correct

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 6528 KB Output is correct
2 Incorrect 23 ms 6520 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 12024 KB Output is correct
2 Correct 82 ms 11772 KB Output is correct
3 Correct 43 ms 10232 KB Output is correct
4 Correct 11 ms 4096 KB Output is correct
5 Correct 9 ms 3456 KB Output is correct
6 Correct 18 ms 4736 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 27 ms 6528 KB Output is correct
9 Correct 39 ms 8704 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 52 ms 9464 KB Output is correct
12 Correct 64 ms 10744 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 4 ms 2816 KB Output is correct
16 Correct 5 ms 2944 KB Output is correct
17 Correct 4 ms 2816 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 5 ms 2944 KB Output is correct
20 Correct 4 ms 2816 KB Output is correct
21 Incorrect 5 ms 2816 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 12024 KB Output is correct
2 Correct 82 ms 11772 KB Output is correct
3 Correct 43 ms 10232 KB Output is correct
4 Correct 11 ms 4096 KB Output is correct
5 Correct 9 ms 3456 KB Output is correct
6 Correct 18 ms 4736 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 27 ms 6528 KB Output is correct
9 Correct 39 ms 8704 KB Output is correct
10 Correct 4 ms 2788 KB Output is correct
11 Correct 52 ms 9464 KB Output is correct
12 Correct 64 ms 10744 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 5 ms 2688 KB Output is correct
16 Correct 3 ms 2688 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2688 KB Output is correct
19 Correct 4 ms 2688 KB Output is correct
20 Correct 4 ms 2688 KB Output is correct
21 Correct 4 ms 2688 KB Output is correct
22 Correct 4 ms 2688 KB Output is correct
23 Correct 4 ms 2688 KB Output is correct
24 Correct 4 ms 2688 KB Output is correct
25 Correct 3 ms 2688 KB Output is correct
26 Correct 4 ms 2688 KB Output is correct
27 Correct 4 ms 2688 KB Output is correct
28 Correct 4 ms 2688 KB Output is correct
29 Correct 4 ms 2688 KB Output is correct
30 Correct 4 ms 2688 KB Output is correct
31 Correct 4 ms 2688 KB Output is correct
32 Correct 4 ms 2688 KB Output is correct
33 Correct 4 ms 2688 KB Output is correct
34 Correct 3 ms 2688 KB Output is correct
35 Correct 3 ms 2688 KB Output is correct
36 Correct 3 ms 2688 KB Output is correct
37 Correct 4 ms 2688 KB Output is correct
38 Correct 3 ms 2816 KB Output is correct
39 Correct 71 ms 11940 KB Output is correct
40 Correct 74 ms 11672 KB Output is correct
41 Correct 41 ms 10160 KB Output is correct
42 Correct 11 ms 4096 KB Output is correct
43 Correct 3 ms 2688 KB Output is correct
44 Correct 4 ms 2688 KB Output is correct
45 Correct 4 ms 2688 KB Output is correct
46 Correct 4 ms 2688 KB Output is correct
47 Correct 3 ms 2816 KB Output is correct
48 Correct 4 ms 2688 KB Output is correct
49 Correct 3 ms 2688 KB Output is correct
50 Correct 3 ms 2688 KB Output is correct
51 Correct 4 ms 2688 KB Output is correct
52 Correct 4 ms 2688 KB Output is correct
53 Correct 3 ms 2688 KB Output is correct
54 Correct 4 ms 2688 KB Output is correct
55 Correct 3 ms 2688 KB Output is correct
56 Correct 4 ms 2688 KB Output is correct
57 Correct 72 ms 9592 KB Output is correct
58 Correct 70 ms 9464 KB Output is correct
59 Correct 99 ms 9388 KB Output is correct
60 Correct 89 ms 9336 KB Output is correct
61 Correct 71 ms 9208 KB Output is correct
62 Correct 86 ms 9208 KB Output is correct
63 Correct 66 ms 9080 KB Output is correct
64 Correct 64 ms 9080 KB Output is correct
65 Correct 65 ms 9036 KB Output is correct
66 Correct 69 ms 9080 KB Output is correct
67 Correct 69 ms 9336 KB Output is correct
68 Correct 79 ms 9336 KB Output is correct
69 Correct 82 ms 9336 KB Output is correct
70 Correct 70 ms 9336 KB Output is correct
71 Correct 4 ms 2688 KB Output is correct
72 Correct 5 ms 2944 KB Output is correct
73 Correct 5 ms 2944 KB Output is correct
74 Correct 5 ms 2944 KB Output is correct
75 Correct 5 ms 2944 KB Output is correct
76 Correct 5 ms 2944 KB Output is correct
77 Correct 6 ms 2944 KB Output is correct
78 Correct 5 ms 2944 KB Output is correct
79 Correct 5 ms 2944 KB Output is correct
80 Correct 71 ms 9408 KB Output is correct
81 Correct 71 ms 9280 KB Output is correct
82 Correct 78 ms 9208 KB Output is correct
83 Correct 69 ms 9208 KB Output is correct
84 Correct 4 ms 2944 KB Output is correct
85 Correct 5 ms 2816 KB Output is correct
86 Correct 5 ms 2944 KB Output is correct
87 Correct 5 ms 2944 KB Output is correct
88 Correct 5 ms 2816 KB Output is correct
89 Correct 5 ms 2816 KB Output is correct
90 Correct 5 ms 2944 KB Output is correct
91 Correct 5 ms 2944 KB Output is correct
92 Correct 5 ms 2944 KB Output is correct
93 Correct 5 ms 2944 KB Output is correct
94 Correct 3 ms 2688 KB Output is correct
95 Correct 4 ms 2688 KB Output is correct
96 Correct 4 ms 2688 KB Output is correct
97 Correct 4 ms 2688 KB Output is correct
98 Correct 3 ms 2688 KB Output is correct
99 Correct 3 ms 2688 KB Output is correct
100 Correct 3 ms 2688 KB Output is correct
101 Correct 4 ms 2688 KB Output is correct
102 Correct 6 ms 2688 KB Output is correct
103 Correct 4 ms 2688 KB Output is correct
104 Correct 9 ms 3584 KB Output is correct
105 Correct 16 ms 4736 KB Output is correct
106 Correct 4 ms 2688 KB Output is correct
107 Correct 30 ms 6648 KB Output is correct
108 Correct 40 ms 8824 KB Output is correct
109 Correct 4 ms 2816 KB Output is correct
110 Correct 52 ms 9508 KB Output is correct
111 Correct 57 ms 10616 KB Output is correct
112 Correct 7 ms 2816 KB Output is correct
113 Correct 104 ms 16248 KB Output is correct
114 Correct 27 ms 6528 KB Output is correct
115 Incorrect 23 ms 6520 KB Output isn't correct
116 Halted 0 ms 0 KB -