joining 2 sorted array into one array ?

// Test.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <stdio.h>
#include <conio.h>

int _tmain(int argc, _TCHAR* argv[])
{
    int i,j,p,q,x[50],y[50];
    void merge(int x[],int y[],int p,int q);
    printf("Enter the length of the 1st sorted array :");
    scanf("%d",&p);
    printf("Enter the sorted values of the 1st array :");
    for(i=0;i<=p;i++)
    scanf("%d",&x[i]);
    printf("Enter the sorted values of the 2nd array :");
    scanf("%d",&q);
    printf("Enter the sorted values of the 2nd array :");
    for(j=0;j<=q;j++) scanf("%d",&y[j]);
    merge(x,y,p,q);
    getch();
}
void merge(int x[],int y[],int p,int q)
{
    int i=0,j=0,k=0,z[100];
    while(i)
    {
        if(x[i]<y[j])
        {
            z[k]=x[i];
            i++;
            k++;
        }
        else if(x[i]>y[j])
        {
            z[k]=y[j];
            j++;
            k++;
        }
        else
        {
            z[k]=x[i];
            i++;
            j++;
            k++;
        }
    }
    while(i<p)
    {
        z[k]=x[i];
        i++;
        k++;
    }
    while(j<q)
    {
        z[k]=y[j];
        j++;
        k++;
    }
    printf("The new merged array is :");
    for(i=0;i<k;i++)
    {
        printf("%d",z[i]);
    }
    return;
}