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  1. #include <iostream>
  2. #include<string.h>
  3. #include<stdio.h>
  4. #include<cstdio>
  5. #include<stdlib.h>
  6. #include<map>
  7. #include<ctype.h>
  8. #include <set>
  9. using namespace std;
  10.  
  11. int main ()
  12. {
  13.   set<int> s;
  14.  
  15.  
  16. int  a;
  17.  int t;
  18.  cin>>t;
  19.  while(t--)
  20.  {
  21.       cin>>a;
  22.  s.insert(a);
  23.  }
  24.  
  25. int h=s.size();
  26.  
  27.   cout << "Set now contains:";
  28.   while (!s.empty()) {
  29.     cout << ' ' << *s.begin();
  30.     s.erase(s.begin());
  31.   }
  32. cout<<endl<<h;
  33.  
  34.   return 0;
  35. }
  36.  
Success #stdin #stdout 4.47s 3232KB
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stdin
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Standard input is empty
stdout
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Set now contains: 134514752
1
https://ideone.com/hCMj1I
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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