def check_Type_Of_Triangle(a,b,c):
     
    sqa = pow(a,2) 
    sqb = pow(b,2) 
    sqc = pow(c,2) 
    if (sqa == sqa + sqb or sqb == sqa + sqc or sqc == sqa + sqb): 
        return ("Right-angled Triangle") 
    elif (sqa > sqc + sqb or sqb > sqa + sqc or sqc > sqa + sqb): 
        return ("Obtuse-angled Triangle") 
    else: 
        return ("Acute-angled Triangle") 
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