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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int n,m,q,d=0,b[100005];
  5. vector<int>a[100005];
  6. bool visited[100005];
  7. void bfs(int s){
  8. 	queue<int>qu;
  9. 	qu.push(s);
  10. 	visited[s]=true;
  11. 	while(!qu.empty()){
  12. 		int u=qu.front();
  13. 		qu.pop();
  14. 		for(int i=0;i<a[u].size();i++){
  15. 			if(!visited[a[u][i]]){
  16. 				qu.push(a[u][i]);
  17. 				d++;
  18. 				b[d]=a[u][i];
  19. 			}
  20. 		}
  21. 	}
  22. }
  23. int main() {
  24. 	cin>>n>>m>>q;
  25. 	for(int i=1;i<=m;i++){
  26. 		for(int j=1;j<=n;j++){
  27. 			int x;
  28. 			cin>>x;
  29. 			a[j].push_back(x);
  30. 			a[x].push_back(j);
  31. 		}
  32. 	}
  33.  
  34. 	for(int i=1;i<=n;i++){
  35. 		if(!visited[i]){
  36. 			d=0;
  37. 			bfs(i);
  38. 			for(int j=1;j<=d;j++){
  39. 				cout<<b[j]<<" ";
  40. 			}
  41. 			cout<<"\n";
  42. 		}
  43. 	}
  44. 	return 0;
  45. }
Success #stdin #stdout 0.01s 5864KB
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https://ideone.com/fVOSOx
language:
C++ (gcc 8.3)
created:
10 days ago
visibility:
public

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