[SOLVED] what is the output for the following codes

Question

int a=3;
int b=2;
b=a++;
cout<<++b;

Answer 1

a=3, b=2
b=a++; <==> b=a; a+=1;// b=3, a=4
++b; <==> b+=1;// b=4

Answer 2

answer is 4
You can also run it to see it's solution.....
I didn't see any problem in that....

Answer 3

4

Answer 4

that was my updated answer

Answer 5

woops sorry Loai

Answer 6

b=a++// this is post increment which means that b equal to a, then add 1 to a.. so b=3
cout<<++b; // this is pre increment which means add one first then print it to screen.(3+1=4)