Write a C++ program to reverse the element of an integer 1-D array.

Source Code

#include<iostream>
using namespace std;
int main()
{
	int Arr[100],n,temp,i,j;
	cout<<"Enter number of elements you want to insert ";
	cin>>n;
	for(i=0;i<n;i++)
	{
		cout<<"Enter element "<<i+1<<":";
		cin>>Arr[i];
	}
	for(i=0,j=n-1;i<n/2;i++,j--)
	{
		temp=Arr[i];
		Arr[i]=Arr[j];
		Arr[j]=temp;
	}
	cout<<"\nReverse array"<<endl;
	for(i=0;i<n;i++)
		cout<<Arr[i]<<" ";
	return 0;
}

Output

Enter number of elements you want to insert  6
Enter element 1:  13
Enter element 2:  69
Enter element 3:  30
Enter element 4:  51
Enter element 5:  11
Enter element 6:  81

Reverse array
81  11  51  30  69  13