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Submission #258894

# Submission time Handle Problem Language Result Execution time Memory
258894 2020-08-06T17:08:21 Z amiratou Crocodile's Underground City (IOI11_crocodile) C++14
46 / 100
 160 ms 262148 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define ll long long
#define sz(x) x.size()
const int INF = (int)(1e18);

vector<pair<int,int> > vec[100005];
ll dp[100005];

void dfs(int node,int p){
	dp[node]=INF;
	multiset<ll> myset;
	for(auto it:vec[node])
		if(it.fi!=p)
			dfs(it.fi,node),myset.insert(dp[it.fi]+it.se);
	if(!sz(myset))dp[node]=0;
	else if(sz(myset)>=2)dp[node]=*next(myset.begin());
}

int travel_plan(int N, int M, int R[][2], int L[], int K, int P[])
{
	for (int i = 0; i < M; ++i)
	{
		vec[R[i][0]].pb({R[i][1],L[i]});
		vec[R[i][1]].pb({R[i][0],L[i]});
	}
	dfs(0,0);
	return dp[0];
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2688 KB Output is correct
2 Correct 2 ms 2688 KB Output is correct
3 Correct 2 ms 2688 KB Output is correct
4 Correct 3 ms 2816 KB Output is correct
5 Correct 2 ms 2816 KB Output is correct
6 Correct 2 ms 2816 KB Output is correct
7 Correct 2 ms 2816 KB Output is correct
8 Correct 3 ms 2816 KB Output is correct

Subtask #2
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2688 KB Output is correct
2 Correct 2 ms 2688 KB Output is correct
3 Correct 2 ms 2688 KB Output is correct
4 Correct 3 ms 2816 KB Output is correct
5 Correct 2 ms 2816 KB Output is correct
6 Correct 2 ms 2816 KB Output is correct
7 Correct 2 ms 2816 KB Output is correct
8 Correct 3 ms 2816 KB Output is correct
9 Runtime error 160 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2688 KB Output is correct
2 Correct 2 ms 2688 KB Output is correct
3 Correct 2 ms 2688 KB Output is correct
4 Correct 3 ms 2816 KB Output is correct
5 Correct 2 ms 2816 KB Output is correct
6 Correct 2 ms 2816 KB Output is correct
7 Correct 2 ms 2816 KB Output is correct
8 Correct 3 ms 2816 KB Output is correct
9 Runtime error 160 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Halted 0 ms 0 KB -