c++动态开辟一维数组

#include <iostream>

//#include "cmath"

using namespace std;

int main()

{

int size;

cin >> size;

  int *arrary = new int [size]; 

for(int i=0;i<size;++i)

cin >> arrary[i];

for(int i=0;i<size;++i)

cout << arrary[i] << " ";

delete arrary;

    return 0;

}