Array copx c++

#include <algorithm> //Only needed for Option 1
#include <iostream>

using namespace std;

int main() {
  	//Option 1
    const int len{3};
    int arr1[len] = {1,2,3};
    int arr2[len]; //Will be the copy of arr1
    copy(begin(arr1), end(arr1), begin(arr2));
  
  	//Use the following, if you are not using namespace std;
    //std::copy(std::begin(arr), std::end(arr), std::begin(copy));
  
    //Option 2
    int arr3[len]; //Will be the copy of arr1
    for(int i = 0; i<len; ++i) {
      arr3[i] = arr1[3];
    }
    
    return 0; //exitcode
};

Similar codes

1 vote121 views2 answers
C++ display numbers as binary
C++
0 vote110 views1 answer
Intlen in c++
C++
1 vote114 views1 answer
Delete a head node in link list
C++
0 vote126 views1 answer
Std::ifstream cant read file to large
C++
0 vote112 views2 answers
Constructor overloading in c++
C++
9 votes104 views3 answers
How to iterate in string in c++
C++
0 vote121 views6 answers
Gcd
C++
0 vote192 views1 answer
Virtual function c++
C++
0 vote109 views1 answer
While(n--)
C++
0 vote111 views1 answer
Balanced brackets in c++
C++