Update compound_interest.py

Author: Prudvi14

compound_interest.py

@@ -1,12 +1,12 @@
 # This script calculates yearly compound interest given principal, annual rate of interest and time period in years.
 # Do not use this in production. Sample purpose only.
 
-# Author: Upkar Lidder (IBM)
+# Author: prudvi (IBM)
 
 # Input:
-# p, principal amount
-# t, time period in years
-# r, annual rate of interest
+# p= principal amount
+# t= time period in years
+# r= annual rate of interest
 
 # Output:
 # compound interest = p * (1 + r/100)^t