simplified includes

makefile

@@ -1,5 +1,5 @@
 CXX = g++
-ARGS = -std=c++17
+ARGS = -std=c++17 -Ibuild -Isrc
 BISON = /opt/homebrew/opt/bison/bin/bison
 FLEX = flex
 

src/main.cpp

@@ -1,5 +1,5 @@
-#include "../build/parser.hpp"
-#include "../src/scanner.hpp"
+#include "parser.hpp"
+#include "scanner.hpp"
 #include <iostream>
 
 int main()

src/parser.y

@@ -13,7 +13,7 @@
 
 %code {
     #include <iostream>
-    #include "../src/scanner.hpp"
+    #include "scanner.hpp"
     
     #undef yylex
     #define yylex scanner->lex

src/scanner.hpp

@@ -4,7 +4,7 @@
 #include <FlexLexer.h>
 #endif
 
-#include "../build/parser.hpp"
+#include "parser.hpp"
 #include <string>
 
 class Scanner : public yyFlexLexer