oj.uz

Submission #603516

# Submission time Handle Problem Language Result Execution time Memory
603516 2022-07-24T07:43:25 Z Siffer Keys (IOI21_keys) C++17
20 / 100
 3000 ms 13016 KB 
#include<bits/stdc++.h>
using namespace std;

vector<int> find_reachable(vector<int> r, vector<int> u, vector<int> v, vector<int> c) {
    int n = r.size();
	vector<int> ans(n, 0);
    vector<bool> vi(n, 0);
    vector<bool> keys(n, 0);
    int m = n;
    for(int i = 0; i < n; i++) {
        for(int j = 0; j < n; j++) vi[j] = 0, keys[j] = 0;
        vi[i] = 1;
        keys[r[i]] = 1;
        for(int k = 0; k < n; k++) {
            for(int j = 0; j < u.size(); j++) {
                if(vi[u[j]] && keys[c[j]]) vi[v[j]] = 1, keys[r[v[j]]] = 1;
                if(vi[v[j]] && keys[c[j]]) vi[u[j]] = 1, keys[r[u[j]]] = 1;
            }
        }
        int c = 0;
        for(int j = 0; j < n; j++) if(vi[j]) c++;
        m = min(c, m);
        ans[i] = c;
    }
    for(int i = 0; i < n; i++) ans[i] = ans[i] == m ? 1 : 0;
	return ans;
}

Compilation message

keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:15:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |             for(int j = 0; j < u.size(); j++) {
      |                            ~~^~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 58 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 35 ms 284 KB Output is correct
9 Correct 72 ms 212 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 58 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 35 ms 284 KB Output is correct
9 Correct 72 ms 212 KB Output is correct
10 Correct 39 ms 212 KB Output is correct
11 Correct 42 ms 284 KB Output is correct
12 Correct 47 ms 280 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 33 ms 300 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2 ms 212 KB Output is correct
21 Correct 106 ms 284 KB Output is correct
22 Correct 6 ms 212 KB Output is correct
23 Correct 56 ms 212 KB Output is correct
24 Correct 47 ms 304 KB Output is correct
25 Correct 78 ms 332 KB Output is correct
26 Correct 85 ms 212 KB Output is correct

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 58 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 35 ms 284 KB Output is correct
9 Correct 72 ms 212 KB Output is correct
10 Correct 39 ms 212 KB Output is correct
11 Correct 42 ms 284 KB Output is correct
12 Correct 47 ms 280 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 33 ms 300 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2 ms 212 KB Output is correct
21 Correct 106 ms 284 KB Output is correct
22 Correct 6 ms 212 KB Output is correct
23 Correct 56 ms 212 KB Output is correct
24 Correct 47 ms 304 KB Output is correct
25 Correct 78 ms 332 KB Output is correct
26 Correct 85 ms 212 KB Output is correct
27 Execution timed out 3055 ms 340 KB Time limit exceeded
28 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 58 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 35 ms 284 KB Output is correct
9 Correct 72 ms 212 KB Output is correct
10 Execution timed out 3062 ms 13016 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 58 ms 300 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 35 ms 284 KB Output is correct
9 Correct 72 ms 212 KB Output is correct
10 Correct 39 ms 212 KB Output is correct
11 Correct 42 ms 284 KB Output is correct
12 Correct 47 ms 280 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 33 ms 300 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 3 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2 ms 212 KB Output is correct
21 Correct 106 ms 284 KB Output is correct
22 Correct 6 ms 212 KB Output is correct
23 Correct 56 ms 212 KB Output is correct
24 Correct 47 ms 304 KB Output is correct
25 Correct 78 ms 332 KB Output is correct
26 Correct 85 ms 212 KB Output is correct
27 Execution timed out 3055 ms 340 KB Time limit exceeded
28 Halted 0 ms 0 KB -