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Submission #59283

# Submission time Handle Problem Language Result Execution time Memory
59283 2018-07-21T11:49:18 Z IvanC Sailing Race (CEOI12_race) C++17
10 / 100
 48 ms 9532 KB 
#include <bits/stdc++.h>
using namespace std;

const int MAXN = 1010;

vector<int> grafo[MAXN];
int dp[MAXN][MAXN],N,K;


int solve(int i,int j){
	if(dp[i][j] != -1) return dp[i][j];
	if(i == j) return dp[i][j] = 0;
	int best = 0;
	
	for(int k : grafo[i]){
		if(k > i && k <= j){
			best = max(best, solve(k,j) + 1 );
		}
	}
	
	return dp[i][j] = best;
		
}

void adiciona(int i,int j){
	grafo[i].push_back(j);
	grafo[i].push_back(j+N);
	grafo[i+N].push_back(j);
	grafo[i+N].push_back(j+N);
}

int main(){
	
	memset(dp,-1,sizeof(dp));
	cin >> N >> K;
	assert(K != 1);
	
	for(int i = 1;i<=N;i++){
		int x;
		while(cin >> x && x){
			adiciona(i,x);
		}
	}
	
	int best = -1,ans = 0;
	for(int i = 1,j = N;i<=N;i++,j++){
		int candidate = solve(i,j);
		if(candidate > best){
			best = candidate;
			ans = i;
		}
	}
	
	cout << best << endl << ans << endl;
	
	return 0;
	
}

Subtask #1
10.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 4472 KB Output is correct
2 Runtime error 11 ms 8696 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Runtime error 12 ms 8820 KB Execution killed with signal 11 (could be triggered by violating memory limits)
4 Runtime error 15 ms 8940 KB Execution killed with signal 11 (could be triggered by violating memory limits)
5 Incorrect 8 ms 9004 KB Output isn't correct
6 Runtime error 14 ms 9048 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Incorrect 10 ms 9048 KB Output isn't correct
8 Runtime error 15 ms 9048 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Incorrect 8 ms 9096 KB Output isn't correct
10 Correct 13 ms 9236 KB Output is correct
11 Incorrect 10 ms 9236 KB Output isn't correct
12 Runtime error 13 ms 9236 KB Execution killed with signal 11 (could be triggered by violating memory limits)
13 Runtime error 12 ms 9236 KB Execution killed with signal 11 (could be triggered by violating memory limits)
14 Incorrect 31 ms 9424 KB Output isn't correct
15 Runtime error 13 ms 9424 KB Execution killed with signal 11 (could be triggered by violating memory limits)
16 Runtime error 13 ms 9424 KB Execution killed with signal 11 (could be triggered by violating memory limits)
17 Runtime error 14 ms 9424 KB Execution killed with signal 11 (could be triggered by violating memory limits)
18 Incorrect 48 ms 9532 KB Output isn't correct
19 Runtime error 14 ms 9532 KB Execution killed with signal 11 (could be triggered by violating memory limits)
20 Runtime error 14 ms 9532 KB Execution killed with signal 11 (could be triggered by violating memory limits)