#Author- Ayush Mathur
"""Define a function overlapping() that takes two lists and returns True 
if they have at least one member in common, False otherwise."""
###############################################################################################

def overlapping(???):
    for n in ???:             # Iterating first list
        for m in ???:         # Iterating second list
            if ??? == ???:      # Comparing the values if they are equal
                return ???
    return ????

alist=[1,2,3,4,5,6]
blist=[7,8,9,0,1]
print(overlapping(???,???))