Linear Search Using Function

/* Linear Search */

#include <stdio.h>
int linear_search(int num[], int n, int value)
{
    int position = -1;
    for (i = 0; i < n; i++)
    {
        if (value == num[i])
        {
            position = i + 1;
            break;
        }
    }
    return -1;

}
int main()
{
    int num[20];
    int n, i;
    printf("How many numbers? ");
    scanf("%d", &n);
    printf("Enter %d numbers : ", n);
    for (i = 0; i < n; i++)
    {
        scanf("%d", &num[i]);
    }
    int value, position = -1;
    printf("Enter the value you want to search : ");
    scanf("%d", &value);

    int result = linear_search(num, n, value);
    if (result == -1)
        printf("Value is not found\n");
    else
        printf("Value is found at position %d", result );
}


/*
Output:
How many numbers ? 5
Enter 5 numbers : 12 23 34 45 56
Enter the value you want to search : 56
Value is found at position 5
*/