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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4.  
  5. template <typename T>
  6. std::ostream &operator<<(std::ostream &os, const vector<T> &vec) {
  7.     os << '{';
  8.     for(size_t x = 0; x + 1 < vec.size(); x++) {
  9.         os << vec.at(x) << ", ";
  10.     }
  11.     if(vec.size() > 0) os << vec.at(vec.size()-1);
  12.     os << '}';
  13.     return os;
  14. }
  15.  
  16.  
  17. int main() {
  18. 	// your code goes here
  19. 	vector<int> vec1 = {2}, vec2 = {2, 2, 2};
  20.  
  21. 	cout << "Vec1: " << vec1 << endl;
  22. 	cout << "Vec2: " << vec2 << endl;
  23.  
  24. 	for (int i = 0; i < vec1.size(); i++) {
  25. 	     for (int j = 0; j < vec2.size(); j++) {
  26. 	          if (vec1.at(i) == vec2.at(i)) {
  27. 	             vec1.erase(vec1.begin() + i--);
  28. 	             vec2.erase(vec2.begin() + j--);
  29. 	             break;
  30. 	          }
  31. 	     }
  32. 	}
  33.  
  34. 	cout << "Vec1: " << vec1 << endl;
  35. 	cout << "Vec2: " << vec2 << endl;
  36.  
  37. 	return 0;
  38. }
Success #stdin #stdout 0s 4468KB
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stdin
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Standard input is empty
stdout
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Vec1: {2}
Vec2: {2, 2, 2}
Vec1: {}
Vec2: {2, 2}
https://ideone.com/f9eGUp
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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