class main start

//declarations

char customerName
char accountNumber
num balanceDue
num PAYMENT_PERCENTAGE = .10
num month = 1

//input

input accountNumber

   while accountNumber != 0

input customerName
input balanceDue

display(month, balanceDue)

input accountNumber

endwhile

class main end



class display start

//output I

output customerName
output accountNumber

//loopzy

while month < 10
   output month, balanceDue
   balanceDue = balanceDue - (balanceDue * PAYMENT_PERCENTAGE)
   month++
endwhile

class display end