how to remove white space in a program? plz help

in my project am loading a c++ sorce code like this.
#include
int main()
{
(space)int a,b;
}
before i split this i want to remove the space(space)?

hw ?...................plz help...

if it is web applications there is no need to bother about white spaces if it is windows application where you place the control in that only it is available then it fine give the detail description of your problem