I can't pass test case 3

[Vipin_coder (Pawan Singhla)]

output is correct but , i can’t pass test case 3

[sanchit.bansal06 (Sanchit Bansal)]

@Vipin_coder,
https://ide.codingblocks.com/s/286177 corrected code.

Error:

your code was giving error for the input:
ACE

Correct output:
A2C2E

Your output:
a2c2e

Just don’t use str.toLowerCase(), rest your code is correct