fix: remove misc files

compile_flags.txt

@@ -1 +0,0 @@
--std=c++20

filename.txt

@@ -1,5 +0,0 @@
-This is an example text file.
-This file contains several words, some of which are repeated.
-For example, the word "this" appears multiple times in this file.
-We can use a shell command to find the most frequent words.
-Let's see how many times each word appears in this example text file.

map.cc

@@ -1,10 +0,0 @@
-#include <fstream>
-#include <iostream>
-
-int main() {
-  std::ifstream ifs{"aggieland.txt"};
-  std::string read1;
-  int read2;
-  ifs >> read1 >> read2;
-  std::cout << read1 << read2;
-}