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Submission #385293

# Submission time Handle Problem Language Result Execution time Memory
385293 2021-04-04T03:26:42 Z zoooma13 Cheap flights (LMIO18_pigus_skrydziai) C++14
100 / 100
 1369 ms 80364 KB 
#include <bits/stdc++.h>
using namespace std;

int main()
{
    int n ,m;
    scanf("%d%d",&n,&m);
    vector <vector<pair<int ,int>>> adj(n+1);
    map <int ,int> con[n+1];
    for(int u,v,w,i=0; i<m; i++){
        scanf("%d%d%d",&u,&v,&w);
        adj[u].push_back({w ,v});
        adj[v].push_back({w ,u});
        con[u][v] = w;
        con[v][u] = w;
    }
    int64_t ans = 0;
    for(int u = 1; u <= n; u++){
        sort(adj[u].rbegin() ,adj[u].rend());
        int64_t tot = 0;
        for(auto&e : adj[u])
            tot += e.first;
        if(adj[u].size() >= 2)
            tot = max(tot ,(int64_t)adj[u][0].first + adj[u][1].first + con[adj[u][0].second][adj[u][1].second]);
        ans = max(ans ,tot);
    }
    printf("%lld\n",ans);
}

Compilation message

pigus_skrydziai.cpp: In function 'int main()':
pigus_skrydziai.cpp:27:16: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'int64_t' {aka 'long int'} [-Wformat=]
   27 |     printf("%lld\n",ans);
      |             ~~~^    ~~~
      |                |    |
      |                |    int64_t {aka long int}
      |                long long int
      |             %ld
pigus_skrydziai.cpp:7:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    7 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
pigus_skrydziai.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 |         scanf("%d%d%d",&u,&v,&w);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 15 ms 2668 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 2 ms 492 KB Output is correct
19 Correct 3 ms 620 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 15 ms 2668 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 2 ms 492 KB Output is correct
19 Correct 3 ms 620 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1369 ms 66924 KB Output is correct
23 Correct 470 ms 64236 KB Output is correct
24 Correct 20 ms 3180 KB Output is correct
25 Correct 6 ms 1260 KB Output is correct
26 Correct 6 ms 1260 KB Output is correct
27 Correct 3 ms 748 KB Output is correct
28 Correct 431 ms 26860 KB Output is correct
29 Correct 121 ms 10604 KB Output is correct
30 Correct 234 ms 16364 KB Output is correct
31 Correct 2 ms 492 KB Output is correct
32 Correct 2 ms 492 KB Output is correct
33 Correct 477 ms 65132 KB Output is correct
34 Correct 386 ms 57580 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 193 ms 44836 KB Output is correct
2 Correct 476 ms 73196 KB Output is correct
3 Correct 142 ms 24556 KB Output is correct
4 Correct 291 ms 47852 KB Output is correct
5 Correct 656 ms 60140 KB Output is correct
6 Correct 88 ms 14188 KB Output is correct
7 Correct 175 ms 58452 KB Output is correct
8 Correct 195 ms 59116 KB Output is correct
9 Correct 19 ms 21612 KB Output is correct
10 Correct 92 ms 14188 KB Output is correct
11 Correct 230 ms 46044 KB Output is correct
12 Correct 186 ms 27884 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 163 ms 12012 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 193 ms 44836 KB Output is correct
2 Correct 476 ms 73196 KB Output is correct
3 Correct 142 ms 24556 KB Output is correct
4 Correct 291 ms 47852 KB Output is correct
5 Correct 656 ms 60140 KB Output is correct
6 Correct 88 ms 14188 KB Output is correct
7 Correct 175 ms 58452 KB Output is correct
8 Correct 195 ms 59116 KB Output is correct
9 Correct 19 ms 21612 KB Output is correct
10 Correct 92 ms 14188 KB Output is correct
11 Correct 230 ms 46044 KB Output is correct
12 Correct 186 ms 27884 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 163 ms 12012 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 15 ms 2668 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 2 ms 492 KB Output is correct
33 Correct 3 ms 620 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1369 ms 66924 KB Output is correct
37 Correct 470 ms 64236 KB Output is correct
38 Correct 20 ms 3180 KB Output is correct
39 Correct 6 ms 1260 KB Output is correct
40 Correct 6 ms 1260 KB Output is correct
41 Correct 3 ms 748 KB Output is correct
42 Correct 431 ms 26860 KB Output is correct
43 Correct 121 ms 10604 KB Output is correct
44 Correct 234 ms 16364 KB Output is correct
45 Correct 2 ms 492 KB Output is correct
46 Correct 2 ms 492 KB Output is correct
47 Correct 477 ms 65132 KB Output is correct
48 Correct 386 ms 57580 KB Output is correct
49 Correct 405 ms 32644 KB Output is correct
50 Correct 455 ms 27800 KB Output is correct
51 Correct 535 ms 38752 KB Output is correct
52 Correct 628 ms 40908 KB Output is correct
53 Correct 194 ms 25952 KB Output is correct
54 Correct 780 ms 42288 KB Output is correct
55 Correct 482 ms 80364 KB Output is correct
56 Correct 311 ms 53356 KB Output is correct
57 Correct 524 ms 57596 KB Output is correct
58 Correct 287 ms 24148 KB Output is correct
59 Correct 608 ms 46572 KB Output is correct
60 Correct 611 ms 40780 KB Output is correct
61 Correct 681 ms 37464 KB Output is correct