Answer
See algorithm
Work Step by Step
Step 1 Get the value of starting account balance B, Interest Rate I, and annual service charge S
Step 2 Set the value of Interest to B(1+I/12)^12 – B
Step 3 Set the final balance to Bf to B + Interest
Step 4 If starting account balance B < 1000 then
Step 5 Set the final balance to Bf to B + Interest -S
Step 6 Print the value of interest and Bf
Step 7 Stop