Question

How to initialize vector with part of array in C++

Answer 1

#include <iostream>
#include <vector>

using std::cout;
using std::endl;

template <typename T>
inline void print(const T& obj)
{
	for (auto element : obj) {
		cout << element << ' ';
	}
	cout << endl;
}

int main()
{
	int arr[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
	std::vector<int> vec(arr, arr + 5);
	
	print(vec);

	return 0;
}

/*
run:

0 1 2 3 4

*/

 

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