challenge me on cpp

Answer 1

Please ask only programming related questions in Q&A:
https://www.sololearn.com/post/52212/?ref=app
https://www.sololearn.com/Discuss/1316935/?ref=app
There are some threads for asking challenges you can ask there:
https://www.sololearn.com/Discuss/864805/?ref=app
https://www.sololearn.com/discuss/502545/?ref=app

Answer 2

post it here
https://www.sololearn.com/Discuss/864805/?ref=app