#include <stdio.h>
int chkSubsetArray(int *arr1, int arr1_size, int *arr2, int arr2_size)
{
int i, j;
for (i = 0; i < arr2_size; i++)
{
for (j = 0; j < arr1_size; j++)
{
if (arr2[i] == arr1[j])
break;
}
if (j == arr1_size)
return 0;
}
return 1;
}
int main()
{
int arr1[] = {5, 7, 4, 10, 5, 6, 1, 0, 2};
int arr2[] = {4, 5, 0, 2, 1};
int n1 = sizeof(arr1) / sizeof(arr1[0]);
int i;
int n2 = sizeof(arr2) / sizeof(arr2[0]);
printf("The given first array is : ");
for (i = 0; i < n1; i++)
{
printf("%d ", arr1[i]);
}
printf("\n");
printf("The given second array is : ");
for (i = 0; i < n2; i++)
{
printf("%d ", arr2[i]);
}
printf("\n");
if (chkSubsetArray(arr1, 9, arr2, 4))
printf("The second array is the subset of first array.");
else
printf("The second array is not a subset of first array");
return 0;
}
OUTPUT:
The given first array is : 5 7 4 10 5 6 1 0 2
The given second array is : 4 5 0 2 1
The second array is the subset of first array.