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Oct 21st, 2017
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  1. #include <bits/stdc++.h>
  2. #include <stdio.h>
  3. #include <iostream>
  4. #include <vector>
  5.  
  6. using namespace std;
  7.  
  8. int main()
  9. {
  10. freopen ("Input.txt", "r", stdin);
  11. freopen ("Output.txt", "w", stdout);
  12. int n,k=0,a,b;
  13. cin>>n;
  14. cout<<n<<'\n';
  15. int c[110][110];
  16. for(int i=0;i<n;i++){
  17. for(int j=0;j<n;j++){
  18. c[i][j]=0;
  19. }
  20. }
  21. for(int i=0;i<n;i++){
  22. cin>>a;
  23. for(int j=0;j<a;j++){
  24. cin>>b;
  25. c[i][b-1]=1;
  26. }
  27. }
  28. for(int i=0;i<n;i++){
  29. for(int j=0;j<n;j++){
  30. cout<<c[i][j]<<' ';
  31. }
  32. cout<<'\n';
  33. }
  34. return 0;
  35. }
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