Can someone please break down the code for me and explain whats going? The code is written in C++, there are some comments written but im having trouble understanding what exaclty is going on. Any help would be greatly appreciated.

2\#include 3 4/ Start of lines from file Days0fChristmas_smallCode.cpp / 5// Assignment 3: Days0fChristmas_smallCode.cpp sample solution 6 // Copyright (c) 2023 Katy Liu, Dominic Maddalozzo, and W. Craig Scratchley 7 // Should occupy 522 bytes if you remove comments and any allowable whitespace. 8 9// preprocessor \# directives must each be on their own line 10 \#include // Includes most if not all C++ header files, including 11// \#include 12// \#include 13 14// A preprocessor macro for inserting onto std: cout -- whitespace on next line needed 15\#define C std: : cout 2\} \{\} " ", day, g.at (day - 1)); 46} 47 48 inline void Days0fChristmas_switch2 (int dayLimit =6 ) 49\{ 50 // This function outputs to standard output the lyrics for "The X Days of Christmas". 51 52 cout "The "