# code =gbk

def？ intTo2Str(？ x？ ,? k？ ):

"""? intTo2Str(？ x？ ,? k？ )

Can it be an integer? x？ Become? K-bit binary string

"""

Try:

x？ =? Dragon (? x)

Except:

x？ =? 0

Try:

k？ =? int(？ k)

Except:

k？ =? 0

What if? K & lt 1? ：

k？ =? 1?

What if? X & lt0? ：

FH？ =? 1? ; ? x？ =? [Add to nouns in French etymology ending in -u to form plural]

Otherwise:

FH？ =? 0?

Answer? =[? 0? For what? j？ Are you online? xrange(？ 0,? k？ )? ]

j？ =? K- 1

What time? (J & gt=0)? And then what? (? X & gt0):

y？ =? x？ %? 2

x？ =? x？ /? 2

A [? j？ ]? =? Y

j？ =? j？ -? 1

What if? FH== 1:

#? supplement

For what? j？ Are you online? xrange(？ 0,? k):

What if? A[J]？ == 1? ：

A[J]？ =? 0

Otherwise:

A[J]？ =? 1

#? Add 1

j？ =? k？ -? 1

What time? J & gt=0:

A[J]？ =? A[J]？ + 1

What if? a[J]& lt； = 1:

Break;

A[J]？ =? 0

j？ =? j？ - 1

Return? "".By adding ([? chr(J+48)？ For what? j？ Are you online? Answer? ])

Print? intTo2Str(？ 8,? 8? )#? Should it be displayed? 0000 1000

Print? intTo2Str(？ - 1,? 8? )#? Should it be displayed? 10000000