# your code goes here
dec = (10)
dup = dec
co = 2
exp = 0
res = (tuple)
while True:
dup = dec
dec = int(dec / co)
exp += dup * co
print(f'dec {dec} dup {dup} exp {exp}')
if exp - dup == 0:
res += 0
elif exp - dup == 1:
res += 1
elif dec / co == 0:
res += 0
break
print(res)
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmRlYyA9ICgxMCkKZHVwID0gZGVjCmNvID0gMgpleHAgPSAwCnJlcyA9ICh0dXBsZSkKd2hpbGUgVHJ1ZToKICAgIGR1cCA9IGRlYwogICAgZGVjID0gaW50KGRlYyAvIGNvKQogICAgZXhwICs9IGR1cCAqIGNvCiAgICBwcmludChmJ2RlYyB7ZGVjfSBkdXAge2R1cH0gZXhwIHtleHB9JykKICAgIGlmIGV4cCAtIGR1cCA9PSAwOgogICAgICAgIHJlcyArPSAwCiAgICBlbGlmIGV4cCAtIGR1cCA9PSAxOgogICAgICAgIHJlcyArPSAxCiAgICBlbGlmIGRlYyAvIGNvID09IDA6CiAgICAgICAgcmVzICs9IDAKICAgICAgICBicmVhawpwcmludChyZXMp