oj.uz

Submission #450530

# Submission time Handle Problem Language Result Execution time Memory
450530 2021-08-03T00:57:29 Z leinad2 Keys (IOI21_keys) C++17
37 / 100
 1490 ms 20844 KB 
#include "keys.h"
#include<bits/stdc++.h>
using namespace std;
vector<pair<int, int> >adj[2010];
vector<int>find_reachable(vector<int>r, vector<int>u, vector<int>v, vector<int>c)
{
	int n=r.size();int m=u.size();int i, j, k;
	for(i=0;i<m;i++)
    {
        adj[u[i]].push_back({v[i], c[i]});
        adj[v[i]].push_back({u[i], c[i]});
    }
	vector<int>ans;ans.resize(n);
	for(i=0;i<n;i++)
    {
        int chk[2010]={}, A[2010]={};vector<int>v;
        v.push_back(i);chk[i]=1;A[r[i]]=1;
        while(1)
        {
            bool flag=false;
            for(j=0;j<v.size();j++)
            {
              int a=v[j];
                for(auto k:adj[a])
                {
                    if(A[k.second]==1&&chk[k.first]==0)
                    {
                        chk[k.first]=1;
                        A[r[k.first]]=1;
                        v.push_back(k.first);
                        flag=true;
                    }
                }
            }
            if(flag==false)break;
        }
        for(j=0;j<n;j++)ans[i]+=chk[j];
    }
    int x=1e9;
    for(i=0;i<n;i++)x=min(ans[i], x);
    for(i=0;i<n;i++)ans[i]=(ans[i]==x);
    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:21:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |             for(j=0;j<v.size();j++)
      |                     ~^~~~~~~~~
keys.cpp:7:42: warning: unused variable 'k' [-Wunused-variable]
    7 |  int n=r.size();int m=u.size();int i, j, k;
      |                                          ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 336 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 340 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 336 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 340 KB Output is correct
27 Correct 1490 ms 536 KB Output is correct
28 Correct 1431 ms 536 KB Output is correct
29 Correct 1403 ms 544 KB Output is correct
30 Correct 35 ms 332 KB Output is correct
31 Correct 5 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 4 ms 332 KB Output is correct
34 Correct 27 ms 416 KB Output is correct
35 Correct 29 ms 348 KB Output is correct
36 Correct 123 ms 512 KB Output is correct
37 Correct 128 ms 460 KB Output is correct
38 Correct 166 ms 460 KB Output is correct
39 Correct 162 ms 516 KB Output is correct
40 Correct 15 ms 460 KB Output is correct
41 Correct 53 ms 460 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Runtime error 106 ms 20844 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 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 336 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 340 KB Output is correct
27 Correct 1490 ms 536 KB Output is correct
28 Correct 1431 ms 536 KB Output is correct
29 Correct 1403 ms 544 KB Output is correct
30 Correct 35 ms 332 KB Output is correct
31 Correct 5 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 4 ms 332 KB Output is correct
34 Correct 27 ms 416 KB Output is correct
35 Correct 29 ms 348 KB Output is correct
36 Correct 123 ms 512 KB Output is correct
37 Correct 128 ms 460 KB Output is correct
38 Correct 166 ms 460 KB Output is correct
39 Correct 162 ms 516 KB Output is correct
40 Correct 15 ms 460 KB Output is correct
41 Correct 53 ms 460 KB Output is correct
42 Runtime error 106 ms 20844 KB Execution killed with signal 11
43 Halted 0 ms 0 KB -