i need to make a algorithm for this program c

Melcome to the Bank of COP 2220 It is a pleasure to manage your checking, savings, and credit accounts .. You currently have $480.45 in your checking account You currently have $124.62 in your savinge account - You currently have $-2134.78 crodit balance (1) to DEPOSIT to CHECKING (2) to WITHDRAW from CHECKING (3) to DEPOSIT to SAUINGS to WITHDRAW from SAUINGS (5) to DEPOSIT to CREDIT (6) to TAKE an ADUANCE from CREDIT (7) for all ACCOUNT BALANCES (-1) QUIT Select an option: The transaction you chose was: 1 Deposit to Checking You currently have $480.45 in your checking account Enter the amount to deposit: 6 You currently have $540.4 in your checking account (1) to DEPOSIT to CHECKING (2) to WITHDRAN from CHECKING (3) to DEPOSIT to SAUINGS (4) to WITHDRAW from SAUINGS (5) to DEPOSIT to CREDIT (6) to TAKE an ADUANCE from CREDIT (7) for all ACCOUNT BALANCES -1) QUIT Select an option: 3 The transaction you chose was: 3 Depooit to Savings You currently have $124.62 in your savings account Enter the amount to depooit: Start