Program to find LCM

def calculate_lcm(x, y):  

    if x > y:  

        greater = x  

    else:  

        greater = y  

    while(True):  

        if((greater % x == 0) and (greater % y == 0)):  

            lcm = greater  

            break  

        greater += 1  

    return lcm    

num1 = int(input("Enter first number: "))  

num2 = int(input("Enter second number: "))  

print("The L.C.M. of", num1,"and", num2,"is", calculate_lcm(num1, num2))  

Program to find Smallest K digit number divisible by X

 def answer(X, K):

MIN = pow(10, K-1)

if(MIN%X == 0):

return (MIN)

else:

return ((MIN + X) - ((MIN + X) % X))

X = 83;

K = 5;

print(answer(X, K));