oj.uz

답안 #139653

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
139653 2019-08-01T08:23:16 Z muradeyn 악어의 지하 도시 (IOI11_crocodile) C++14
46 / 100
 256 ms 262144 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
#define F first
#define S second

using namespace std;

const int maxx = 1000;

int ext[maxx];

vector< pair<int,int> >adj[maxx];
vector< int > thru[maxx];

void dfs(int s,int p) {
	if (ext[s])return;
	for (auto to : adj[s]) {
		if (to.F == p)continue;
		dfs(to.F , s);
		if (ext[to.F])thru[s].push_back(to.S);
		else if (thru[to.F].size() == 2) thru[s].push_back(max(thru[to.F][0] , thru[to.F][1] + to.S));
	}
	if (thru[s].size() < 2)thru[s].clear();
	sort(thru[s].begin(),thru[s].end());
	while (thru[s].size() > 2)thru[s].pop_back();
}

int travel_plan(int n, int m, int R[][2], int L[], int k, int P[]) {
	for (int i = 0;i<m;i++) {
		int x = R[i][0] , y = R[i][1];
		adj[x].push_back( {y , L[i]} );
		adj[y].push_back( {x , L[i]} );
	}
	for (int i = 0;i<k;i++) ext[P[i]] = 1;
	dfs(0 , -1);
	return thru[0][1];
}

Subtask #1
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 504 KB Output is correct

Subtask #2
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Runtime error 256 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 3 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Runtime error 256 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Halted 0 ms 0 KB -