Linear Search

Linear Search Creating and Calling Function

def lin_search(arr, x): 
    for i in range(len(arr)): 
        if arr[i] == x: 
            return i 
    return -1

# Test array 
arr = [ 2, 3, 4, 10, 40 ] 
x = 10
# Function call 
result = lin_search(arr, x) 
if result != -1: 
    print("Element is present at index", str(result)) 
else: 
    print("Element is not present in array")