Question

How do you add a string the queue?

Answer 1

If you want to add a string to the queue, it depends on how you coded the queue, whether the queue accepts directly a string, or if it accepts an array of characters etc.

Can you check the original code?

Answer 2

write a simple php application that reads variable from the url(as query string)p,t,r and calculate the simple interest(i) if th t and r is less than 25 and 5% pa respectively