Compile using g++ compile

If you are using UNIX environment and using g++ compiler, then
compiling your C++ program is simple. After you have saved the program file, simply type the command

g++ program.cc –o program

where program is the name of the program. For example the name of our first program is first, then save it using extension “first.cc”. To compile, type

g++ first.cc –o first

To run the program, type first or ./first at the command prompt and your program will run.