def data(i):
return int(''.join([i[6:], i[3:5], i[0:2]]))
print(data('05/10/1983'))
#https://pt.stackoverflow.com/q/396790/101
ZGVmIGRhdGEoaSk6CiAgICByZXR1cm4gaW50KCcnLmpvaW4oW2lbNjpdLCBpWzM6NV0sIGlbMDoyXV0pKQpwcmludChkYXRhKCcwNS8xMC8xOTgzJykpCgojaHR0cHM6Ly9wdC5zdGFja292ZXJmbG93LmNvbS9xLzM5Njc5MC8xMDE=