C program of Merging two sorted arrays into a third sorted array

#include<stdio.h>
#define MAX 100

void merge(int arr1[], int arr2[], int arr3[], int n1, int n2);
main()
{
	int arr1[MAX],arr2[MAX],arr3[2*MAX],n1,n2,i;

	printf("Enter the number of elements in array 1 : ");
	scanf("%d",&n1);
	printf("Enter all the elements in sorted order :\n");
	for(i=0;i<n1;i++)
	{
		printf("Enter element %d : ",i+1);
		scanf("%d",&arr1[i]);
	}

	printf("Enter the number of elements in array 2 : ");
	scanf("%d",&n2);
	printf("Enter all the elements in sorted order :\n");
	for(i=0;i<n2;i++)
	{
		printf("Enter element %d : ",i+1);
		scanf("%d",&arr2[i]);
	}

	merge( arr1, arr2, arr3, n1, n2);

	printf("\n\nMerged list : ");
	for(i=0;i<n1+n2;i++)
		printf("%d ",arr3[i]);
	printf("\n");
}

void merge(int arr1[], int arr2[], int arr3[], int n1, int n2)
{
	int i,j,k;
	i=0;  	/*Index for first array*/
	j=0;  	/*Index for second array*/
	k=0;  	/*Index for merged array*/

	while( (i<=n1-1 ) && (j<=n2-1) )
	{
		if(arr1[i] < arr2[j])
			arr3[k++]=arr1[i++];
		else
			arr3[k++]=arr2[j++];
	}
	/*Put remaining elements of arr1 into arr3*/
	while(i<=n1-1)
		arr3[k++]=arr1[i++];

	/*Put remaining elements of arr2 into arr3*/
	while(j<=n2-1)
		arr3[k++]=arr2[j++];

}