Reversing The Array(Diffrent from "Printing Array in Reverse Order")

 

# include  <iostream>
using namespace std ;
int main(){
    int length_of_array ;

    cout << "Enter the no. of Elements :" ;
    cin >> length_of_array ;

    int array[length_of_array];

    for (int i = 0; i < length_of_array; i++) {
        cin >> array[i];
    }

    cout << "Before Reversing : " << '\n' ;

    for (int i = 0; i < length_of_array; i++) {
        cout << array[i] << " " ;

    }
    cout << '\n' ;

    int start{0};
    int end{length_of_array - 1};
    while (start <= end){
        swap(array[start], array[end]) ;
        start ++ ;
        end -- ;
    }

    cout << "After Reversing : " << '\n' ;
    for (int i = 0; i < length_of_array; ++i) {
        cout << array[i] << " " ;

    }
    return 0 ;
}