Q2.cpp

// Array Operations
// Write a program that performs the following operations on an array:
// a. Accept an integer array from the user (size determined at runtime).
// b. Reverse the array and display it.
// c. Find and display the second largest and second smallest elements in the array.

#include <iostream>
using namespace std;
int main(){
    int n,max,min,temp;
    cout<<"Enter number of elements you want in array : ";
    cin>>n;
    int arr[n];
    
    for(int i=0;i<n;i++){
        cout<<"Enter elements of array : ";
        cin>>arr[i];
    }
    cout<<endl;

    cout<<"Reversed array : ";
    for(int j=n-1;j>=0;j--){
        cout<<arr[j]<<" ";
    }
    cout<<endl;

    for(int k=0;k<n-1;k++){
        for(int m=0;m<n-k-1;m++){
            if(arr[m]>arr[m+1]){
                temp=arr[m];
                arr[m]=arr[m+1];
                arr[m+1]=temp;
            }
        }
    }

    cout<<"The second largest number in the array is "<<arr[1]<<endl;
    cout<<"The second smallest number in the array is "<<arr[n-2]<<endl;
        
    return 0;
}