Array to Vector

// CPP program to initialize a vector from

// an array.

#include <iostream>

#include <vector>

using namespace std;

int main()

{

int arr[] = { 10, 20, 30 };

int n = sizeof(arr) / sizeof(arr[0]);

vector<int> vect(arr, arr + n);

for (int x : vect)

cout << x << " ";

return 0;

}