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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <functional>
  5. #include <string>
  6. using namespace std;
  7. const int CAPACITY = 5;
  8.  
  9. template <typename t>
  10. std::vector<t> inter(const std::vector <t> & v1, const std::vector <t> & v2)
  11. {
  12.     vector <t> v3;   
  13.     std::set_intersection(v1.begin(), v1.end(), v2.begin(), v2.end(), std::back_inserter(v3));
  14.     return v3;
  15. }
  16.  
  17. int main()
  18. {
  19.     vector<string> vec1;
  20.     string a;
  21.     cout << "Enter five stings for vector 1 \n"<< endl;
  22.     vec1.push_back("dog");
  23.     vec1.push_back("cat");
  24.     vec1.push_back("lizard");
  25.     vec1.push_back("snake");
  26.     vec1.push_back("pig");
  27.  
  28.  
  29.     vector<string> vec2;
  30.     string b;
  31.     cout << "Enter five stings for vector 2 \n"<< endl;
  32.     vec2.push_back("cat");
  33.     vec2.push_back("sheep");
  34.     vec2.push_back("cow");
  35.     vec2.push_back("snake");
  36.     vec2.push_back("fish");
  37.  
  38.     std::sort(vec1.begin(), vec1.end());
  39.     std::sort(vec2.begin(), vec2.end());
  40.     std::vector<std::string> v3 = inter(vec1, vec2);
  41.  
  42.     for(auto &it:  v3)
  43.     {
  44.       cout << it << endl;
  45.     }
  46.  
  47.     return 0;
  48. }
Success #stdin #stdout 0s 2992KB
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stdin
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Standard input is empty
stdout
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Enter five stings for vector 1 

Enter five stings for vector 2 

cat
snake
https://ideone.com/0IxFPE
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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