Decimal to binary

stk=[]

def push(ele):

    stk.append(ele)

def bin(t):

    if t==1:

        return push(1)

    return push(t%2),bin(t//2)

no=int(input("Enter the number: "))

bin(no)

stk=stk[::-1]

for i in stk:

    print(i,end='')