답안 #256138

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
256138	2020-08-02T10:16:14 Z	aloo123	Cheap flights (LMIO18_pigus_skrydziai)	C++14	28 / 100	3000 ms	140252 KB

pigus_skrydziai

		#include <algorithm>
#include <bitset>
#include <cassert>
#include <chrono>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <limits>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <ratio>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
#include <climits>
#define ll long long
#define ld long double
#define mp make_pair
#define pb push_back
#define in insert
#define vll vector<ll>
#define endl "\n"
#define pll pair<ll,ll>
#define f first
#define s second
#define FOR(i,a,b) for(int i=(a),_b=(b); i<=_b; i++)
#define int ll
#define sz(x) (ll)x.size()
#define all(x) (x.begin(),x.end())
using namespace std;

 
const ll INF = 1e12;
const ll N =(3e5+5); // TODO : change value as per problem
const ll MOD = 1e9+7;
set<pair<int,int>> adj2[N];
map<pll,ll> cost;
void solve(){
	int n,m;
	cin >> n >> m;
	for(int i =1;i<=m;i++){
		int u,v;
		int ch;
		cin >> u >> v >> ch;
		adj2[u].in({ch,v});
		adj2[v].in({ch,u});
		cost[{u,v}] = ch;
		cost[{v,u}] = ch;
	}	
	int ans = 0;
	for(int i =1 ;i<=n;i++){
		int cur = 0;
		if((int)adj2[i].size() < 2) continue;
		auto it = (adj2[i].rbegin());
		// it--;
		// auto it2 = it-1;
		pll p = *(it);
		int u = p.s;
		cur += p.f;
		adj2[i].erase(p);

		// it++;
		pll p2 = *(it);
		int v = p2.s;
		cur += p2.f;
		adj2[i].in(p);
		cur += cost[{u,v}];
		ans = max(ans,cur);
	}	
	for(int i =1;i<=n;i++){
		int cur = 0;
		for(auto p:adj2[i]){
			cur += p.f;
		}
		ans = max(ans,cur);
	}
	cout << ans << endl;
	


}
signed main(){
 
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
     // freopen(".in","r",stdin);freopen(".out","w",stdout);
    
     ll tt=1;   
     // cin >> tt;
    while(tt--){    
        solve();
    }    
}

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	14464 KB	Output is correct
2	Correct	9 ms	14464 KB	Output is correct
3	Correct	9 ms	14464 KB	Output is correct
4	Correct	10 ms	14464 KB	Output is correct
5	Correct	9 ms	14464 KB	Output is correct
6	Correct	42 ms	19680 KB	Output is correct
7	Correct	9 ms	14464 KB	Output is correct
8	Correct	9 ms	14464 KB	Output is correct
9	Correct	9 ms	14464 KB	Output is correct
10	Correct	11 ms	14464 KB	Output is correct
11	Correct	9 ms	14592 KB	Output is correct
12	Correct	9 ms	14464 KB	Output is correct
13	Correct	9 ms	14464 KB	Output is correct
14	Correct	9 ms	14464 KB	Output is correct
15	Correct	9 ms	14464 KB	Output is correct
16	Correct	9 ms	14464 KB	Output is correct
17	Correct	10 ms	14464 KB	Output is correct
18	Correct	10 ms	14720 KB	Output is correct
19	Correct	14 ms	14976 KB	Output is correct
20	Correct	9 ms	14464 KB	Output is correct
21	Correct	9 ms	14464 KB	Output is correct

Subtask #2
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	14464 KB	Output is correct
2	Correct	9 ms	14464 KB	Output is correct
3	Correct	9 ms	14464 KB	Output is correct
4	Correct	10 ms	14464 KB	Output is correct
5	Correct	9 ms	14464 KB	Output is correct
6	Correct	42 ms	19680 KB	Output is correct
7	Correct	9 ms	14464 KB	Output is correct
8	Correct	9 ms	14464 KB	Output is correct
9	Correct	9 ms	14464 KB	Output is correct
10	Correct	11 ms	14464 KB	Output is correct
11	Correct	9 ms	14592 KB	Output is correct
12	Correct	9 ms	14464 KB	Output is correct
13	Correct	9 ms	14464 KB	Output is correct
14	Correct	9 ms	14464 KB	Output is correct
15	Correct	9 ms	14464 KB	Output is correct
16	Correct	9 ms	14464 KB	Output is correct
17	Correct	10 ms	14464 KB	Output is correct
18	Correct	10 ms	14720 KB	Output is correct
19	Correct	14 ms	14976 KB	Output is correct
20	Correct	9 ms	14464 KB	Output is correct
21	Correct	9 ms	14464 KB	Output is correct
22	Execution timed out	3048 ms	140252 KB	Time limit exceeded
23	Halted	0 ms	0 KB	-

Subtask #3
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	327 ms	52332 KB	Output is correct
2	Correct	872 ms	108644 KB	Output is correct
3	Correct	243 ms	45944 KB	Output is correct
4	Correct	537 ms	74556 KB	Output is correct
5	Correct	1287 ms	99960 KB	Output is correct
6	Correct	223 ms	45864 KB	Output is correct
7	Correct	351 ms	89464 KB	Output is correct
8	Correct	402 ms	89976 KB	Output is correct
9	Correct	17 ms	14720 KB	Output is correct
10	Correct	267 ms	45948 KB	Output is correct
11	Correct	591 ms	89836 KB	Output is correct
12	Correct	542 ms	77304 KB	Output is correct
13	Correct	9 ms	14464 KB	Output is correct
14	Correct	292 ms	39800 KB	Output is correct

Subtask #4
0 / 47.0

#	결과	실행 시간	메모리	Grader output
1	Correct	327 ms	52332 KB	Output is correct
2	Correct	872 ms	108644 KB	Output is correct
3	Correct	243 ms	45944 KB	Output is correct
4	Correct	537 ms	74556 KB	Output is correct
5	Correct	1287 ms	99960 KB	Output is correct
6	Correct	223 ms	45864 KB	Output is correct
7	Correct	351 ms	89464 KB	Output is correct
8	Correct	402 ms	89976 KB	Output is correct
9	Correct	17 ms	14720 KB	Output is correct
10	Correct	267 ms	45948 KB	Output is correct
11	Correct	591 ms	89836 KB	Output is correct
12	Correct	542 ms	77304 KB	Output is correct
13	Correct	9 ms	14464 KB	Output is correct
14	Correct	292 ms	39800 KB	Output is correct
15	Correct	916 ms	64976 KB	Output is correct
16	Correct	942 ms	63860 KB	Output is correct
17	Correct	890 ms	71160 KB	Output is correct
18	Correct	1328 ms	86040 KB	Output is correct
19	Correct	288 ms	39416 KB	Output is correct
20	Correct	1190 ms	89900 KB	Output is correct
21	Correct	841 ms	108632 KB	Output is correct
22	Correct	548 ms	77268 KB	Output is correct
23	Correct	737 ms	80416 KB	Output is correct
24	Correct	524 ms	52232 KB	Output is correct
25	Correct	1295 ms	90476 KB	Output is correct
26	Correct	1372 ms	87416 KB	Output is correct
27	Correct	1628 ms	87584 KB	Output is correct
28	Correct	9 ms	14464 KB	Output is correct
29	Correct	9 ms	14464 KB	Output is correct
30	Correct	9 ms	14464 KB	Output is correct
31	Correct	10 ms	14464 KB	Output is correct
32	Correct	9 ms	14464 KB	Output is correct
33	Correct	42 ms	19680 KB	Output is correct
34	Correct	9 ms	14464 KB	Output is correct
35	Correct	9 ms	14464 KB	Output is correct
36	Correct	9 ms	14464 KB	Output is correct
37	Correct	11 ms	14464 KB	Output is correct
38	Correct	9 ms	14592 KB	Output is correct
39	Correct	9 ms	14464 KB	Output is correct
40	Correct	9 ms	14464 KB	Output is correct
41	Correct	9 ms	14464 KB	Output is correct
42	Correct	9 ms	14464 KB	Output is correct
43	Correct	9 ms	14464 KB	Output is correct
44	Correct	10 ms	14464 KB	Output is correct
45	Correct	10 ms	14720 KB	Output is correct
46	Correct	14 ms	14976 KB	Output is correct
47	Correct	9 ms	14464 KB	Output is correct
48	Correct	9 ms	14464 KB	Output is correct
49	Execution timed out	3048 ms	140252 KB	Time limit exceeded
50	Halted	0 ms	0 KB	-

답안 #256138

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 0 / 25.0

Subtask #3 16.0 / 16.0

Subtask #4 0 / 47.0

Subtask #1
12.0 / 12.0

Subtask #2
0 / 25.0

Subtask #3
16.0 / 16.0

Subtask #4
0 / 47.0