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Jan 22nd, 2020
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  1. #include<iostream>
  2. #include<set>
  3. #include<list>
  4. using namespace std;
  5.  
  6.  
  7. int main()
  8. {
  9. short a,b;
  10. cin >> a >> b;
  11. int* p1 = new int[a];
  12. int* p2 = new int[b];
  13. for (int i = 0; i < a; i++)
  14. {
  15. cin >> p1[i];
  16. }
  17. for (int i = 0; i < b; i++)
  18. {
  19. cin >> p2[i];
  20. }
  21.  
  22. set<int> out;
  23. for(int i = 0; i < a; i++)
  24. for (int j = 0; j < b; j++)
  25. {
  26. if (p1[i] == p2[j])
  27. {
  28. out.insert(p1[i]);
  29. }
  30. }
  31. for (auto i:out)
  32. {
  33. cout << i << " ";
  34. }
  35.  
  36. }
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