[DUPLICATE] What is difference between x++ and ++x

Answer 1

https://www.sololearn.com/discuss/160327/?ref=app
https://www.sololearn.com/discuss/1030267/?ref=app

Answer 2

y = x++
first y=x and then x = x+1

y = ++x
first x = x+1 and then y = x

Answer 3

Cout<<x++ //it will print x, because post-increment is done after the statement is complete
Cout<<++x//it will print x+1 because pre-increment is done first, and then statement second