oj.uz

Submission #891526

# Submission time Handle Problem Language Result Execution time Memory
891526 2023-12-23T07:13:43 Z Mr_Ph Kutije (COCI21_kutije) C++17
35 / 70
 1000 ms 11832 KB 
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
typedef long long ll;
using namespace std;
using namespace __gnu_pbds;
template<class x>
using ordered_set = tree<x, null_type,less<x>, rb_tree_tag,tree_order_statistics_node_update>;
const int mod=(int)1e9+7;
///the defines :)
#define endl '\n'
#define vi vector<int>
#define vll vector<ll>
#define ent(arr) for(int i=0;i<arr.size();i++)cin>>arr[i];
#define all(arr) arr.begin(),arr.end()
#define allr(arr) arr.rbegin(),arr.rend()
#define sz size()
//#define int long long
int can[1002][1002];
vector<vi>adj;
void dfs(int node,int toy)
{
    //cout<<node<<" "<<toy<<endl;
    can[node][toy]=true;
    for(auto i:adj[node])
    {
        if(!can[i][toy]){
            //cout<<"WHAT"<<endl;
        dfs(i,toy);
        }
    }
}
void preprocess() {}
void solve()
{
    int n,m,q;
    cin>>n>>m>>q;
    adj.resize(n+1);
    for(int i=0;i<m;i++)
    {
        for(int j=1;j<=n;j++)
        {
            int x;
            cin>>x;
            adj[j].push_back(x);
        }
    }
    for(int i=1;i<=n;i++)dfs(i,i);
    while(q--)
    {
        int a,b;
        cin>>a>>b;
        if(can[b][a])cout<<"DA"<<endl;
        else cout<<"NE"<<endl;
    }
}
signed main()
{
    // freopen("div7.in","r",stdin);
    //freopen("div7.out","w",stdout);
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    preprocess();
    //bla();
    int t=1;
  //  cin>>t;
    while(t--)
        solve();
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 5968 KB Output is correct
2 Correct 66 ms 5348 KB Output is correct
3 Correct 63 ms 5336 KB Output is correct
4 Correct 77 ms 5968 KB Output is correct
5 Correct 67 ms 5716 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 860 KB Output is correct
2 Correct 1 ms 904 KB Output is correct
3 Correct 2 ms 856 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 2 ms 860 KB Output is correct
8 Correct 1 ms 860 KB Output is correct
9 Correct 2 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 860 KB Output is correct
2 Correct 1 ms 904 KB Output is correct
3 Correct 2 ms 856 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 2 ms 860 KB Output is correct
8 Correct 1 ms 860 KB Output is correct
9 Correct 2 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 856 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 2 ms 856 KB Output is correct
14 Correct 1 ms 856 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 2 ms 860 KB Output is correct
18 Correct 1 ms 860 KB Output is correct
19 Correct 1 ms 860 KB Output is correct
20 Correct 1 ms 860 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 5968 KB Output is correct
2 Correct 66 ms 5348 KB Output is correct
3 Correct 63 ms 5336 KB Output is correct
4 Correct 77 ms 5968 KB Output is correct
5 Correct 67 ms 5716 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 904 KB Output is correct
8 Correct 2 ms 856 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 1 ms 860 KB Output is correct
12 Correct 2 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 856 KB Output is correct
17 Correct 1 ms 860 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 1 ms 856 KB Output is correct
20 Correct 1 ms 860 KB Output is correct
21 Correct 1 ms 860 KB Output is correct
22 Correct 2 ms 860 KB Output is correct
23 Correct 1 ms 860 KB Output is correct
24 Correct 1 ms 860 KB Output is correct
25 Correct 1 ms 860 KB Output is correct
26 Correct 202 ms 9720 KB Output is correct
27 Correct 128 ms 9860 KB Output is correct
28 Correct 795 ms 9044 KB Output is correct
29 Correct 584 ms 9872 KB Output is correct
30 Correct 98 ms 8732 KB Output is correct
31 Correct 111 ms 8748 KB Output is correct
32 Execution timed out 1057 ms 11832 KB Time limit exceeded
33 Halted 0 ms 0 KB -