def does_Contain_B(a,b,c):
     
    if (a == b): 
        return True
    if ((b - a) * c > 0 and (b - a) % c == 0): 
        return True
    return False
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