oj.uz

Submission #435292

# Submission time Handle Problem Language Result Execution time Memory
435292 2021-06-23T07:11:30 Z Maqsut_03 Keys (IOI21_keys) C++17
9 / 100
 105 ms 17192 KB 
#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
using namespace std;
const int N = 2222;

vector<pair<int, int> > g[N];
int n, m;



std::vector<int> find_reachable(std::vector<int> r, std::vector<int> u, std::vector<int> v, std::vector<int> c)
{
	std::vector<int> ans(r.size(), 1);

	n = r.size();
	m = u.size();
	for (int i=0; i<m; i++)
    {
        g[v[i]].push_back({u[i], c[i]});
        g[u[i]].push_back({v[i], c[i]});
    }

	stack<int> s;
	bool used[N], ka[N];
	int q, k[N];

	for  (int i=0; i<n; i++)
    {
        memset(used, 0, sizeof(used));
        memset(ka, 0, sizeof(ka));
        s.push(i);
        while (s.size() > 0)
        {
            int i0 = s.top();
            used[i0] = 1;
            ka[r[i0]] = 1;
            s.pop();
            for (auto l:g[i0])
            {
                if (ka[l.ss] == 1 && used[l.ff] == 0) s.push(l.ff);
            }
        }
        q = 0;
        for (int i0=0; i0<n; i0++)
            if (used[i0]) q++;
        k[i] = q;
    }

	int mn = N * 100;
	for (int i=0; i<n; i++) mn = min(k[i], mn);
	for (int i=0; i<n; i++)
        if (k[i] != mn) ans[i] = 0;
	return ans;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 244 KB Output is correct

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 244 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Incorrect 1 ms 332 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 244 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Incorrect 1 ms 332 KB Output isn't correct
18 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 244 KB Output is correct
10 Runtime error 105 ms 17192 KB Execution killed with signal 11
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 244 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Incorrect 1 ms 332 KB Output isn't correct
18 Halted 0 ms 0 KB -