What's wrong?

Question

https://code.sololearn.com/cj9zb2SFO5lm/?ref=app

Answer 1

U only need to create only 1 object of Scanner class & then use different/same methods of taking input multiple times .. to take multiple inputs
//see more explanation here
https://www.sololearn.com/Discuss/231618/?ref=app

Answer 2

I think you can't open standard input twice, you should use only one scanner (pu or in)

Answer 3

how to add two scanner variables?

Answer 4

Scanner pu = ...;
Scanner in = pu;

This will work as pu and in will be the same object