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Submission #258830

# Submission time Handle Problem Language Result Execution time Memory
258830 2020-08-06T15:22:46 Z uacoder123 Cheap flights (LMIO18_pigus_skrydziai) C++14
100 / 100
 2009 ms 99192 KB 
#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) int(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))

typedef long long int lli;
typedef pair <lli,lli> ii;
typedef pair <ii,lli> iii;
typedef vector <lli> vi;
map<ii,lli> ma;
vector<ii> al[300001];
int main()
{
    lli n,m;
    cin>>n>>m;
    for(lli i=0;i<m;++i)
    {
        lli f,s,w;
        cin>>f>>s>>w;
        al[f].pb(mp(w,s));
        al[s].pb(mp(w,f));
        ma[mp(f,s)]=w;
        ma[mp(s,f)]=w;
    }
    lli ans=0;
    for(lli i=1;i<=n;++i)
    {
        sort(all(al[i]),greater<ii>());
        lli s=0;
        for(lli j=0;j<al[i].size();++j)
            s+=al[i][j].F;
        if(al[i].size()>1&&ma.find(mp(al[i][0].S,al[i][1].S))!=ma.end())
            s=max(s,al[i][0].F+al[i][1].F+ma[mp(al[i][0].S,al[i][1].S)]);
        ans=max(ans,s);
    }
    cout<<ans<<endl;
    return(0);
}

Compilation message

pigus_skrydziai.cpp: In function 'int main()':
pigus_skrydziai.cpp:37:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(lli j=0;j<al[i].size();++j)
                     ~^~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7424 KB Output is correct
2 Correct 4 ms 7296 KB Output is correct
3 Correct 5 ms 7296 KB Output is correct
4 Correct 5 ms 7296 KB Output is correct
5 Correct 5 ms 7296 KB Output is correct
6 Correct 35 ms 10880 KB Output is correct
7 Correct 5 ms 7312 KB Output is correct
8 Correct 5 ms 7296 KB Output is correct
9 Correct 5 ms 7424 KB Output is correct
10 Correct 5 ms 7424 KB Output is correct
11 Correct 6 ms 7424 KB Output is correct
12 Correct 6 ms 7424 KB Output is correct
13 Correct 5 ms 7424 KB Output is correct
14 Correct 5 ms 7424 KB Output is correct
15 Correct 4 ms 7296 KB Output is correct
16 Correct 5 ms 7424 KB Output is correct
17 Correct 5 ms 7424 KB Output is correct
18 Correct 6 ms 7552 KB Output is correct
19 Correct 9 ms 7680 KB Output is correct
20 Correct 5 ms 7424 KB Output is correct
21 Correct 5 ms 7296 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7424 KB Output is correct
2 Correct 4 ms 7296 KB Output is correct
3 Correct 5 ms 7296 KB Output is correct
4 Correct 5 ms 7296 KB Output is correct
5 Correct 5 ms 7296 KB Output is correct
6 Correct 35 ms 10880 KB Output is correct
7 Correct 5 ms 7312 KB Output is correct
8 Correct 5 ms 7296 KB Output is correct
9 Correct 5 ms 7424 KB Output is correct
10 Correct 5 ms 7424 KB Output is correct
11 Correct 6 ms 7424 KB Output is correct
12 Correct 6 ms 7424 KB Output is correct
13 Correct 5 ms 7424 KB Output is correct
14 Correct 5 ms 7424 KB Output is correct
15 Correct 4 ms 7296 KB Output is correct
16 Correct 5 ms 7424 KB Output is correct
17 Correct 5 ms 7424 KB Output is correct
18 Correct 6 ms 7552 KB Output is correct
19 Correct 9 ms 7680 KB Output is correct
20 Correct 5 ms 7424 KB Output is correct
21 Correct 5 ms 7296 KB Output is correct
22 Correct 2009 ms 99192 KB Output is correct
23 Correct 1022 ms 94844 KB Output is correct
24 Correct 46 ms 11128 KB Output is correct
25 Correct 16 ms 8448 KB Output is correct
26 Correct 16 ms 8448 KB Output is correct
27 Correct 10 ms 7936 KB Output is correct
28 Correct 654 ms 43980 KB Output is correct
29 Correct 205 ms 21752 KB Output is correct
30 Correct 380 ms 29304 KB Output is correct
31 Correct 7 ms 7552 KB Output is correct
32 Correct 5 ms 7424 KB Output is correct
33 Correct 1037 ms 97272 KB Output is correct
34 Correct 843 ms 88076 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 415 ms 37852 KB Output is correct
2 Correct 996 ms 64760 KB Output is correct
3 Correct 280 ms 26488 KB Output is correct
4 Correct 593 ms 44796 KB Output is correct
5 Correct 1369 ms 65272 KB Output is correct
6 Correct 187 ms 28280 KB Output is correct
7 Correct 469 ms 55544 KB Output is correct
8 Correct 568 ms 63480 KB Output is correct
9 Correct 7 ms 7552 KB Output is correct
10 Correct 188 ms 28280 KB Output is correct
11 Correct 516 ms 64480 KB Output is correct
12 Correct 414 ms 49144 KB Output is correct
13 Correct 5 ms 7296 KB Output is correct
14 Correct 243 ms 25208 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 415 ms 37852 KB Output is correct
2 Correct 996 ms 64760 KB Output is correct
3 Correct 280 ms 26488 KB Output is correct
4 Correct 593 ms 44796 KB Output is correct
5 Correct 1369 ms 65272 KB Output is correct
6 Correct 187 ms 28280 KB Output is correct
7 Correct 469 ms 55544 KB Output is correct
8 Correct 568 ms 63480 KB Output is correct
9 Correct 7 ms 7552 KB Output is correct
10 Correct 188 ms 28280 KB Output is correct
11 Correct 516 ms 64480 KB Output is correct
12 Correct 414 ms 49144 KB Output is correct
13 Correct 5 ms 7296 KB Output is correct
14 Correct 243 ms 25208 KB Output is correct
15 Correct 681 ms 45904 KB Output is correct
16 Correct 701 ms 43988 KB Output is correct
17 Correct 776 ms 48484 KB Output is correct
18 Correct 1064 ms 58912 KB Output is correct
19 Correct 302 ms 26468 KB Output is correct
20 Correct 1036 ms 64632 KB Output is correct
21 Correct 1073 ms 66100 KB Output is correct
22 Correct 686 ms 47144 KB Output is correct
23 Correct 793 ms 54620 KB Output is correct
24 Correct 431 ms 35644 KB Output is correct
25 Correct 1185 ms 63488 KB Output is correct
26 Correct 982 ms 61048 KB Output is correct
27 Correct 991 ms 59128 KB Output is correct
28 Correct 5 ms 7424 KB Output is correct
29 Correct 4 ms 7296 KB Output is correct
30 Correct 5 ms 7296 KB Output is correct
31 Correct 5 ms 7296 KB Output is correct
32 Correct 5 ms 7296 KB Output is correct
33 Correct 35 ms 10880 KB Output is correct
34 Correct 5 ms 7312 KB Output is correct
35 Correct 5 ms 7296 KB Output is correct
36 Correct 5 ms 7424 KB Output is correct
37 Correct 5 ms 7424 KB Output is correct
38 Correct 6 ms 7424 KB Output is correct
39 Correct 6 ms 7424 KB Output is correct
40 Correct 5 ms 7424 KB Output is correct
41 Correct 5 ms 7424 KB Output is correct
42 Correct 4 ms 7296 KB Output is correct
43 Correct 5 ms 7424 KB Output is correct
44 Correct 5 ms 7424 KB Output is correct
45 Correct 6 ms 7552 KB Output is correct
46 Correct 9 ms 7680 KB Output is correct
47 Correct 5 ms 7424 KB Output is correct
48 Correct 5 ms 7296 KB Output is correct
49 Correct 2009 ms 99192 KB Output is correct
50 Correct 1022 ms 94844 KB Output is correct
51 Correct 46 ms 11128 KB Output is correct
52 Correct 16 ms 8448 KB Output is correct
53 Correct 16 ms 8448 KB Output is correct
54 Correct 10 ms 7936 KB Output is correct
55 Correct 654 ms 43980 KB Output is correct
56 Correct 205 ms 21752 KB Output is correct
57 Correct 380 ms 29304 KB Output is correct
58 Correct 7 ms 7552 KB Output is correct
59 Correct 5 ms 7424 KB Output is correct
60 Correct 1037 ms 97272 KB Output is correct
61 Correct 843 ms 88076 KB Output is correct