Is there any way to know how the program is executing?

Question

If we know the output of a program but we wanted to how this answer is coming.
Is there any code/algorithm to know the procedure in C++?

Answer 1

you can use a debugger for that. verify if you have the GDB installed and compile the source code with -g option and call the program with GDB. if you are using a ide it can include a debug running mode, that makes it easy.