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Submission #304952

# Submission time Handle Problem Language Result Execution time Memory
304952 2020-09-22T09:11:32 Z computerbox Cheap flights (LMIO18_pigus_skrydziai) C++14
100 / 100
 1285 ms 96760 KB 
#include <bits/stdc++.h>
#define FLASH ios_base::sync_with_stdio(0);
#define ll long long
#define debt(x,y)cout<<"#x = "<<(x)<<" and "<<"#y = "<<(y)<<endl;
#define deb(x)cout<<"#x = "<<(x)<<endl;
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(), (x).end()
#define endl "\n"
#define arr(a,n) for(ll i=1;i<=n;i++) cout<<a[i]<<" "; cout << "\n";
#define vecc(a,n) for(ll i=0;i<n;i++) cout<<a[i]<<" "; cout << "\n";


using namespace std;


unordered_map<ll,ll>adj1[300010];
vector<pair<ll,ll> >adj[300010];

ll sorthus(pair<ll,ll>a,pair<ll,ll>b)
{
  return a.first>b.first;	
}

ll n,m;
int main(){
FLASH;
cin>>n>>m;
for(ll i=1;i<=m;i++)
{
  ll x,y,z;
  cin>>x>>y>>z;
  adj[x].pb(mp(z,y));
  adj[y].pb(mp(z,x));
  adj1[x][y]=z;
  adj1[y][x]=z;	
}



ll maxx=0;
ll summ=0;
for(ll i=1;i<=n;i++)
{
  summ=0;
  sort(all(adj[i]),sorthus);
  for(auto j:adj1[i])summ+=j.second;
  maxx=max(maxx,summ);	
}



for(ll i=1;i<=n;i++)
{
  if(adj[i].size()>=1)
  {
	auto one=adj[i][0];
	if(adj[one.second].size()>=2)
	{
	  auto two=adj[one.second][1];
	  maxx=max(maxx,one.first+two.first+adj1[two.second][i]);	
    }
  }	
}


cout<<maxx<<endl;

return 0;
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 32 ms 26368 KB Output is correct
7 Correct 17 ms 23808 KB Output is correct
8 Correct 17 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 18 ms 23936 KB Output is correct
12 Correct 18 ms 23936 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 17 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 17 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 19 ms 24064 KB Output is correct
19 Correct 19 ms 24064 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 17 ms 23808 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 32 ms 26368 KB Output is correct
7 Correct 17 ms 23808 KB Output is correct
8 Correct 17 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 18 ms 23936 KB Output is correct
12 Correct 18 ms 23936 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 17 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 17 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 19 ms 24064 KB Output is correct
19 Correct 19 ms 24064 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 17 ms 23808 KB Output is correct
22 Correct 1285 ms 88804 KB Output is correct
23 Correct 505 ms 93644 KB Output is correct
24 Correct 37 ms 26872 KB Output is correct
25 Correct 22 ms 24704 KB Output is correct
26 Correct 24 ms 24808 KB Output is correct
27 Correct 20 ms 24188 KB Output is correct
28 Correct 397 ms 51256 KB Output is correct
29 Correct 120 ms 34424 KB Output is correct
30 Correct 246 ms 41080 KB Output is correct
31 Correct 19 ms 23936 KB Output is correct
32 Correct 18 ms 23936 KB Output is correct
33 Correct 545 ms 96760 KB Output is correct
34 Correct 447 ms 89404 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 255 ms 52044 KB Output is correct
2 Correct 584 ms 78324 KB Output is correct
3 Correct 199 ms 41976 KB Output is correct
4 Correct 370 ms 59384 KB Output is correct
5 Correct 907 ms 73488 KB Output is correct
6 Correct 115 ms 40160 KB Output is correct
7 Correct 247 ms 73152 KB Output is correct
8 Correct 269 ms 75324 KB Output is correct
9 Correct 23 ms 24064 KB Output is correct
10 Correct 113 ms 40216 KB Output is correct
11 Correct 245 ms 72996 KB Output is correct
12 Correct 201 ms 56500 KB Output is correct
13 Correct 17 ms 23808 KB Output is correct
14 Correct 177 ms 37884 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 255 ms 52044 KB Output is correct
2 Correct 584 ms 78324 KB Output is correct
3 Correct 199 ms 41976 KB Output is correct
4 Correct 370 ms 59384 KB Output is correct
5 Correct 907 ms 73488 KB Output is correct
6 Correct 115 ms 40160 KB Output is correct
7 Correct 247 ms 73152 KB Output is correct
8 Correct 269 ms 75324 KB Output is correct
9 Correct 23 ms 24064 KB Output is correct
10 Correct 113 ms 40216 KB Output is correct
11 Correct 245 ms 72996 KB Output is correct
12 Correct 201 ms 56500 KB Output is correct
13 Correct 17 ms 23808 KB Output is correct
14 Correct 177 ms 37884 KB Output is correct
15 Correct 436 ms 56188 KB Output is correct
16 Correct 433 ms 53468 KB Output is correct
17 Correct 499 ms 62212 KB Output is correct
18 Correct 617 ms 65072 KB Output is correct
19 Correct 229 ms 44856 KB Output is correct
20 Correct 603 ms 70440 KB Output is correct
21 Correct 606 ms 85496 KB Output is correct
22 Correct 394 ms 64652 KB Output is correct
23 Correct 542 ms 75548 KB Output is correct
24 Correct 294 ms 45692 KB Output is correct
25 Correct 850 ms 70680 KB Output is correct
26 Correct 588 ms 65068 KB Output is correct
27 Correct 630 ms 64504 KB Output is correct
28 Correct 17 ms 23808 KB Output is correct
29 Correct 17 ms 23808 KB Output is correct
30 Correct 19 ms 23808 KB Output is correct
31 Correct 19 ms 23808 KB Output is correct
32 Correct 17 ms 23808 KB Output is correct
33 Correct 32 ms 26368 KB Output is correct
34 Correct 17 ms 23808 KB Output is correct
35 Correct 17 ms 23808 KB Output is correct
36 Correct 17 ms 23808 KB Output is correct
37 Correct 19 ms 23808 KB Output is correct
38 Correct 18 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 18 ms 23808 KB Output is correct
41 Correct 17 ms 23808 KB Output is correct
42 Correct 19 ms 23808 KB Output is correct
43 Correct 17 ms 23808 KB Output is correct
44 Correct 17 ms 23808 KB Output is correct
45 Correct 19 ms 24064 KB Output is correct
46 Correct 19 ms 24064 KB Output is correct
47 Correct 17 ms 23808 KB Output is correct
48 Correct 17 ms 23808 KB Output is correct
49 Correct 1285 ms 88804 KB Output is correct
50 Correct 505 ms 93644 KB Output is correct
51 Correct 37 ms 26872 KB Output is correct
52 Correct 22 ms 24704 KB Output is correct
53 Correct 24 ms 24808 KB Output is correct
54 Correct 20 ms 24188 KB Output is correct
55 Correct 397 ms 51256 KB Output is correct
56 Correct 120 ms 34424 KB Output is correct
57 Correct 246 ms 41080 KB Output is correct
58 Correct 19 ms 23936 KB Output is correct
59 Correct 18 ms 23936 KB Output is correct
60 Correct 545 ms 96760 KB Output is correct
61 Correct 447 ms 89404 KB Output is correct