Question

How to initialize a vector with another vector in c++

Answer 1

#include <iostream>
#include <vector>
  
int main ()
{
    std::vector<int> v1 = { 5, 2, 7, 1, 9, 4 };
 
    std::vector<int> v2(v1.begin(), v1.end());

    for (auto n: v2) {
        std::cout << n << " ";
    }
   
    return 0;
}
   
   
   
   
/*
run:
 
5 2 7 1 9 4 
    
*/

 

 

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