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Saleh127

UVA 10815

Jul 19th, 2021
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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. #define ll long long
  4. #define test int tt; cin>>tt; for(int cs=1;cs<=tt;cs++)
  5. int main()
  6. {
  7. ios_base::sync_with_stdio(0);
  8. cin.tie(0);
  9. cout.tie(0);
  10.  
  11.  
  12. string a,b;
  13. set<string>x;
  14. ll i,j,k,l=0;
  15.  
  16. while(cin>>a)
  17. {
  18. b.clear();
  19. b="";
  20.  
  21. for(i=0; i<a.size(); i++)
  22. {
  23. char c=tolower(a[i]);
  24.  
  25. if(c>='a' && c<='z')
  26. {
  27. b+=c;
  28. }
  29. else if(b!="")
  30. {
  31. x.insert(b);
  32. b.clear();
  33. b="";
  34. }
  35.  
  36. }
  37.  
  38. if(b!="")
  39. {
  40. x.insert(b);
  41. }
  42.  
  43.  
  44. }
  45.  
  46. for(auto d:x)
  47. {
  48. cout<<d<<endl;
  49. }
  50.  
  51.  
  52. return 0;
  53. }
  54.  
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