def concatenate_tuple(test_tup):
    
    delim = "-"
    res = ''.join([str(ele) + delim for ele in test_tup])
    res = res[ : len(res) - len(delim)]
    return (str(res)) 
def is_not_prime(n):
    import math
    
    result = False
    for i in range(2,int(math.sqrt(n)) + 1):
        if n % i == 0:
            result = True
    return result