Copy only unique elements in a vector into another vector : unique copy « STL Algorithms Modifying sequence operations « C++

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C++ » STL Algorithms Modifying sequence operations » unique copyScreenshots 
Copy only unique elements in a vector into another vector
 
 

#include <iostream>
using std::cout;
using std::endl;

#include <algorithm>
#include <vector>
#include <iterator>

int main()
{
   const int SIZE = 10;
   int a1SIZE 135791357};
   std::vector< int > v1a1, a1 + SIZE )// copy of a
   std::ostream_iterator< int > outputcout, " " );

   cout << "Vector v1 contains: ";
   std::copyv1.begin(), v1.end(), output );

   std::vector< int > results1;

   std::unique_copyv1.begin(), v1.end(), std::back_inserterresults1 ) );
   cout << "\nAfter unique_copy results1 contains: ";
   std::copyresults1.begin(), results1.end(), output );

   return 0;
}

/* 
Vector v1 contains: 1 3 5 7 9 1 3 5 7 9
After unique_copy results1 contains: 1 3 5 7 9 1 3 5 7 9
 */        
  
Related examples in the same category
1.Remove adjacent duplicates: unique_copy
2.Read all characters while compressing whitespaces
3.Use unique_copy to copy elements in an array to list with back_inserter
4.Use unique_copy to print elements with consecutive duplicates removed
5.Use unique_copy to print elements without consecutive entries that differ by one
6.Copy standard input to standard output while compressing spaces
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