Project 1

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#include<iostream>
#include<stdlib.h>
using namespace std;
//function that will intialize array
void intialize_array(int arr[],int size)
{
    for(int i=0;i<size;i++)
    {
        arr[i]=i;
    }
}
void print_array(const int arr[],int size)
{
    cout<<"[";
    for(int i=0;i<size;i++)
    {
        cout<<arr[i]<<",";
    }
    cout<<"]"<<endl;
}

int * shuffle_array(const int arr[], int size)
{
    int *NewArray1 = new int[size];
    for(int i=0; i<size; i++)
    {
        NewArray1[i] = arr[i];
    }

    for(int i=size-1; i>=0; i--) {
        int j = rand() % (i+1);

        int temp = NewArray1[j];
        NewArray1[j] = NewArray1[i];
       NewArray1[i] = temp;
    }
    return NewArray1;
}
int *createOddArray(const int arr[], int size, int &oddnum)
{
    int *OddArray = new int[size],j=0;
    for(int i = 0;i<size;i++)
    {
        if(arr[i] % 2 == 1)
        {
            OddArray[j]=arr[i];
            j++;
        }

    }
    oddnum=j;
    return OddArray;
}
int *createEvenArray(const int arr[], int size, int &evennum)
{
    int *EvenArray = new int[size],j=0;
    for(int i = 0;i<size;i++)
    {
        if(arr[i] % 2 == 0)
        {
            EvenArray[j]=arr[i];
            j++;
        }

    }
    evennum=j;
    return EvenArray;
}
int main()
{
    int arraysize;
    cout<< "What is the size of your array (from 1 to 52)";
    cin>> arraysize;
    while(arraysize <=0 || arraysize > 52)
    {
        cout<< "Select your array size from 1 to 52";
        cin>> arraysize;
    }
    int array1[arraysize];
    intialize_array(array1,arraysize);
    cout<<"The original array is:";
    print_array(array1,arraysize);
    int *shuffled=shuffle_array(array1,arraysize);
    cout<<"The shuffled array is :";
    print_array(shuffled,arraysize);
    int oddnum;
    int *oddnumArray = createOddArray(array1,arraysize,oddnum);
    cout<<"The odd array is:";
    print_array(oddnumArray,oddnum);
    int evennum;
    int *evennumArray = createEvenArray(array1,arraysize,evennum);
    cout<<"The even array is";
    print_array(evennumArray,evennum);


    return 0;
}