oj.uz

Submission #392517

# Submission time Handle Problem Language Result Execution time Memory
392517 2021-04-21T09:35:15 Z keta_tsimakuridze Cheap flights (LMIO18_pigus_skrydziai) C++14
100 / 100
 1635 ms 104912 KB 
#include<bits/stdc++.h>
#define f first
#define int long long
#define s second
using namespace std;
const int N=3e5+5,mod=1e9+7;
int t,n,m;
map<int,int> f[N];
vector<pair<int,int> >V[N];
string s;
 main(){
	// t=1;
	cin>>n>>m;
	for(int i=1;i<=m;i++){
		int u,v,w;
		cin>>u>>v>>w;
		V[u].push_back({w,v});
		V[v].push_back({w,u});
		f[u][v]=f[v][u]=w;
	}
	int ans = 0;
	for(int u=1;u<=n;u++){
		sort(V[u].begin(),V[u].end());
		reverse(V[u].begin(),V[u].end());
		int sum=0;
		for(int j=0;j<V[u].size();j++){
			sum += V[u][j].f;
		}
		if(V[u].size()>1) ans=max(ans,V[u][0].f+V[u][1].f+f[V[u][0].s][V[u][1].s]);
		ans=max(ans,sum);
	}
	cout<<ans;
}

Compilation message

pigus_skrydziai.cpp:11:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   11 |  main(){
      |       ^
pigus_skrydziai.cpp: In function 'int main()':
pigus_skrydziai.cpp:26:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |   for(int j=0;j<V[u].size();j++){
      |               ~^~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 21328 KB Output is correct
2 Correct 14 ms 21432 KB Output is correct
3 Correct 13 ms 21328 KB Output is correct
4 Correct 14 ms 21324 KB Output is correct
5 Correct 14 ms 21416 KB Output is correct
6 Correct 38 ms 24692 KB Output is correct
7 Correct 14 ms 21460 KB Output is correct
8 Correct 14 ms 21440 KB Output is correct
9 Correct 14 ms 21452 KB Output is correct
10 Correct 14 ms 21452 KB Output is correct
11 Correct 14 ms 21452 KB Output is correct
12 Correct 14 ms 21452 KB Output is correct
13 Correct 14 ms 21388 KB Output is correct
14 Correct 15 ms 21324 KB Output is correct
15 Correct 15 ms 21324 KB Output is correct
16 Correct 14 ms 21412 KB Output is correct
17 Correct 14 ms 21368 KB Output is correct
18 Correct 16 ms 21580 KB Output is correct
19 Correct 16 ms 21684 KB Output is correct
20 Correct 14 ms 21452 KB Output is correct
21 Correct 14 ms 21412 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 21328 KB Output is correct
2 Correct 14 ms 21432 KB Output is correct
3 Correct 13 ms 21328 KB Output is correct
4 Correct 14 ms 21324 KB Output is correct
5 Correct 14 ms 21416 KB Output is correct
6 Correct 38 ms 24692 KB Output is correct
7 Correct 14 ms 21460 KB Output is correct
8 Correct 14 ms 21440 KB Output is correct
9 Correct 14 ms 21452 KB Output is correct
10 Correct 14 ms 21452 KB Output is correct
11 Correct 14 ms 21452 KB Output is correct
12 Correct 14 ms 21452 KB Output is correct
13 Correct 14 ms 21388 KB Output is correct
14 Correct 15 ms 21324 KB Output is correct
15 Correct 15 ms 21324 KB Output is correct
16 Correct 14 ms 21412 KB Output is correct
17 Correct 14 ms 21368 KB Output is correct
18 Correct 16 ms 21580 KB Output is correct
19 Correct 16 ms 21684 KB Output is correct
20 Correct 14 ms 21452 KB Output is correct
21 Correct 14 ms 21412 KB Output is correct
22 Correct 1635 ms 104912 KB Output is correct
23 Correct 819 ms 100252 KB Output is correct
24 Correct 49 ms 24876 KB Output is correct
25 Correct 22 ms 22444 KB Output is correct
26 Correct 22 ms 22536 KB Output is correct
27 Correct 18 ms 21928 KB Output is correct
28 Correct 622 ms 54728 KB Output is correct
29 Correct 175 ms 34756 KB Output is correct
30 Correct 319 ms 41064 KB Output is correct
31 Correct 15 ms 21568 KB Output is correct
32 Correct 14 ms 21472 KB Output is correct
33 Correct 749 ms 103044 KB Output is correct
34 Correct 622 ms 96512 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 275 ms 51896 KB Output is correct
2 Correct 706 ms 97488 KB Output is correct
3 Correct 213 ms 46660 KB Output is correct
4 Correct 419 ms 70152 KB Output is correct
5 Correct 859 ms 88980 KB Output is correct
6 Correct 185 ms 42308 KB Output is correct
7 Correct 315 ms 79884 KB Output is correct
8 Correct 367 ms 77632 KB Output is correct
9 Correct 16 ms 21628 KB Output is correct
10 Correct 162 ms 42384 KB Output is correct
11 Correct 431 ms 78392 KB Output is correct
12 Correct 314 ms 63244 KB Output is correct
13 Correct 14 ms 21324 KB Output is correct
14 Correct 202 ms 39236 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 275 ms 51896 KB Output is correct
2 Correct 706 ms 97488 KB Output is correct
3 Correct 213 ms 46660 KB Output is correct
4 Correct 419 ms 70152 KB Output is correct
5 Correct 859 ms 88980 KB Output is correct
6 Correct 185 ms 42308 KB Output is correct
7 Correct 315 ms 79884 KB Output is correct
8 Correct 367 ms 77632 KB Output is correct
9 Correct 16 ms 21628 KB Output is correct
10 Correct 162 ms 42384 KB Output is correct
11 Correct 431 ms 78392 KB Output is correct
12 Correct 314 ms 63244 KB Output is correct
13 Correct 14 ms 21324 KB Output is correct
14 Correct 202 ms 39236 KB Output is correct
15 Correct 14 ms 21328 KB Output is correct
16 Correct 14 ms 21432 KB Output is correct
17 Correct 13 ms 21328 KB Output is correct
18 Correct 14 ms 21324 KB Output is correct
19 Correct 14 ms 21416 KB Output is correct
20 Correct 38 ms 24692 KB Output is correct
21 Correct 14 ms 21460 KB Output is correct
22 Correct 14 ms 21440 KB Output is correct
23 Correct 14 ms 21452 KB Output is correct
24 Correct 14 ms 21452 KB Output is correct
25 Correct 14 ms 21452 KB Output is correct
26 Correct 14 ms 21452 KB Output is correct
27 Correct 14 ms 21388 KB Output is correct
28 Correct 15 ms 21324 KB Output is correct
29 Correct 15 ms 21324 KB Output is correct
30 Correct 14 ms 21412 KB Output is correct
31 Correct 14 ms 21368 KB Output is correct
32 Correct 16 ms 21580 KB Output is correct
33 Correct 16 ms 21684 KB Output is correct
34 Correct 14 ms 21452 KB Output is correct
35 Correct 14 ms 21412 KB Output is correct
36 Correct 1635 ms 104912 KB Output is correct
37 Correct 819 ms 100252 KB Output is correct
38 Correct 49 ms 24876 KB Output is correct
39 Correct 22 ms 22444 KB Output is correct
40 Correct 22 ms 22536 KB Output is correct
41 Correct 18 ms 21928 KB Output is correct
42 Correct 622 ms 54728 KB Output is correct
43 Correct 175 ms 34756 KB Output is correct
44 Correct 319 ms 41064 KB Output is correct
45 Correct 15 ms 21568 KB Output is correct
46 Correct 14 ms 21472 KB Output is correct
47 Correct 749 ms 103044 KB Output is correct
48 Correct 622 ms 96512 KB Output is correct
49 Correct 560 ms 59864 KB Output is correct
50 Correct 555 ms 58072 KB Output is correct
51 Correct 677 ms 62412 KB Output is correct
52 Correct 860 ms 72848 KB Output is correct
53 Correct 263 ms 40328 KB Output is correct
54 Correct 902 ms 78816 KB Output is correct
55 Correct 770 ms 100228 KB Output is correct
56 Correct 515 ms 73668 KB Output is correct
57 Correct 684 ms 71848 KB Output is correct
58 Correct 385 ms 49716 KB Output is correct
59 Correct 830 ms 79996 KB Output is correct
60 Correct 833 ms 74772 KB Output is correct
61 Correct 850 ms 72644 KB Output is correct