Revert change or fix another bug

Author: ZhaksybaiKazybek

README.md

@@ -9,8 +9,8 @@ Input:
    p, principal amount
    t, time period in years
    r, annual rate of interest
-Output:
+Output
    simple interest = p*t*r
 ```
 
-_© 2022 XYZ, Inc._
+_© 2022 XYZ, Inc._