oj.uz

Submission #364014

# Submission time Handle Problem Language Result Execution time Memory
364014 2021-02-08T03:20:22 Z super_j6 Sailing Race (CEOI12_race) C++14
5 / 100
 282 ms 8428 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
#define endl '\n'
#define ll long long
#define pi pair<int, int>
#define f first
#define s second
 
const int mxn = 1000;
int n, k;
int dp[mxn][mxn][2];
vector<int> g[mxn];
 
int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> k;
	
	for(int i = 0, x; i < n; i++)
	for(cin >> x; x; cin >> x)
	for(int j = 0; j < 2; j++)
	for(int l = 0; l < 2; l++){
		g[j * n + i].push_back(l * n + x - 1);
	}
	
	int ret = 0, x = 0;
	for(int i[2] = {0}; i[0] < 2 * n; i[0]++)
	for(i[1] = i[0]; i[1] < 2 * n && i[1] - i[0] < n; i[1]++)
	for(int j = 0; j < 2; j++){
		int &dpc = dp[i[0]][i[1]][j];
		for(int l : g[i[j]]) if(l >= i[0] && l <= i[1]){
			int ii[2];
			ii[!j] = i[!j], ii[j] = l;
			for(int p = 0; p < 2; p++){
				dpc = max(dpc, dp[ii[0]][ii[1]][p] + 1);
			}
		}
		if(dpc > ret) ret = dpc, x = i[j];
	}
	
	cout << ret << " " << (x % n + 1) << endl;
	
	return 0;
}

Subtask #1
5.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Incorrect 1 ms 492 KB Output isn't correct
3 Incorrect 1 ms 620 KB Output isn't correct
4 Incorrect 2 ms 748 KB Output isn't correct
5 Incorrect 2 ms 748 KB Output isn't correct
6 Incorrect 3 ms 876 KB Output isn't correct
7 Incorrect 4 ms 1004 KB Output isn't correct
8 Incorrect 2 ms 1132 KB Output isn't correct
9 Incorrect 5 ms 1260 KB Output isn't correct
10 Correct 12 ms 1516 KB Output is correct
11 Incorrect 7 ms 1388 KB Output isn't correct
12 Incorrect 18 ms 2540 KB Output isn't correct
13 Incorrect 32 ms 3948 KB Output isn't correct
14 Incorrect 54 ms 5612 KB Output isn't correct
15 Incorrect 162 ms 7788 KB Output isn't correct
16 Incorrect 229 ms 8300 KB Output isn't correct
17 Incorrect 161 ms 7916 KB Output isn't correct
18 Incorrect 68 ms 7424 KB Output isn't correct
19 Incorrect 252 ms 8428 KB Output isn't correct
20 Incorrect 282 ms 8376 KB Output isn't correct