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Submission #698256

# Submission time Handle Problem Language Result Execution time Memory
698256 2023-02-13T02:11:25 Z willychan Kutije (COCI21_kutije) C++14
70 / 70
 155 ms 9508 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds

struct dsu{
	vector<int> arr;
	void init(int s){
		arr.resize(s);
		for(int i=0;i<s;i++){
			arr[i]=i;
		}
	}
	int query(int a){
		if(arr[a]==a) return arr[a];
		arr[a] = query(arr[a]);
		return arr[a];
	}
	void join(int a,int b){
		a = query(a);
		b=  query(b);
		arr[a]=b;
		return ;
	}
} D;



int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	int n,m,q;cin>>n>>m>>q;			
	D.init(n);
	for(int i=0;i<m;i++){
		for(int i=0;i<n;i++){
			int b;cin>>b;
			b--;
			D.join(i,b);
		}
	}
	while(q--){
		int a,b;cin>>a>>b;
		a--;b--;
		if(D.query(a)==D.query(b)) cout<<"DA\n";
		else cout<<"NE\n";
	}
	return 0;
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 5524 KB Output is correct
2 Correct 66 ms 4920 KB Output is correct
3 Correct 65 ms 4560 KB Output is correct
4 Correct 79 ms 5532 KB Output is correct
5 Correct 80 ms 5548 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 328 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 2 ms 328 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 2 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 5524 KB Output is correct
2 Correct 66 ms 4920 KB Output is correct
3 Correct 65 ms 4560 KB Output is correct
4 Correct 79 ms 5532 KB Output is correct
5 Correct 80 ms 5548 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 2 ms 328 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 149 ms 9508 KB Output is correct
27 Correct 148 ms 9380 KB Output is correct
28 Correct 112 ms 7756 KB Output is correct
29 Correct 142 ms 8988 KB Output is correct
30 Correct 122 ms 7976 KB Output is correct
31 Correct 122 ms 7932 KB Output is correct
32 Correct 155 ms 9408 KB Output is correct
33 Correct 138 ms 9376 KB Output is correct
34 Correct 138 ms 9384 KB Output is correct
35 Correct 142 ms 9388 KB Output is correct