count=0

def jestem ():
    print("wykonana")
    globals()['count']=globals()['count']+1
    print(globals()['count'])

def try_adding(arg1, arg2):
    try:
        a=arg1+arg2
    except TypeError:
        a=str(arg1)+str(arg2)
    return a


def fib(n):
    if n>=2:
        c= fib(n-1)+fib(n-2)
        return c
    else:
        return n