diff --git a/Cargo.toml b/Cargo.toml
index e2ca43b..5f466cb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,4 +15,5 @@ zip = "2.1.3"
 dirs = "5.0.1"
 pest = "2"
 pest_derive = "2.1"
-clap = "3"
\ No newline at end of file
+clap = "3"
+hex =  "0.4"
diff --git a/lib/README.md b/lib/README.md
new file mode 100644
index 0000000..d41d038
--- /dev/null
+++ b/lib/README.md
@@ -0,0 +1,4 @@
+# Wyst stdlib
+
+## > [!NOTE]
+> any changes made here should be documented before pushed to master
diff --git a/lib/stdio.rs b/lib/stdio.rs
index 2a7ac7d..1e2f3de 100644
--- a/lib/stdio.rs
+++ b/lib/stdio.rs
@@ -1,6 +1,7 @@
 #[macro_export]
-macro_rules! printf {
+
+macro_rules! _0x7072696e7466 {
     ($($arg:tt)*) => {
-        println!($($arg)*);
+        print!($($arg)*);
     };
-}
\ No newline at end of file
+}
diff --git a/src/compiler.rs b/src/compiler.rs
index c79f8ab..b4270d9 100644
--- a/src/compiler.rs
+++ b/src/compiler.rs
@@ -1,5 +1,5 @@
-use std::{fs, path::Path, process::Command};
 use std::str;
+use std::{fs, path::Path, process::Command};
 
 use crate::{
     transpiler::{State, Transpiler},
@@ -15,8 +15,11 @@ pub fn transpile_file(input_file: String, output_file: String, is_main: bool) ->
         let mut module_code = String::new();
         let mut output_code = String::new();
         match trsp.transpile_code(file_contents, 0) {
-            Ok(rcode) => output_code+=rcode.as_str(),
-            Err(e) => {ecode=1;println!("{e}")}
+            Ok(rcode) => output_code += rcode.as_str(),
+            Err(e) => {
+                ecode = 1;
+                println!("{e}")
+            }
         }
         if is_main {
             for module in trsp.clone().mod_manager.modules {
@@ -25,7 +28,12 @@ pub fn transpile_file(input_file: String, output_file: String, is_main: bool) ->
                 module_code += ";\n";
             }
         }
-        output_code = format!("{module_code}\n{output_code}");
+        output_code = format!(
+            "{module_code}\n{output_code}\nfn main() {}{}{}",
+            "{_0x",
+            hex::encode("main"),
+            "();}"
+        );
         if let Ok(_) = fs::write(Path::new("build").join(output_file), output_code) {
             trsp.problems.append(&mut trsp.mod_manager.write());
         }
@@ -74,6 +82,9 @@ pub fn compile_rust(exe_file: String) {
     if &output.stderr.len() == &0 {
         println!("Compiled successfully: \x1b[34;4m{}", exe_file.clone());
     } else {
-        println!("{}", str::from_utf8(&output.stderr).expect("Error encoding stderr"));
+        println!(
+            "{}",
+            str::from_utf8(&output.stderr).expect("Error encoding stderr")
+        );
     }
 }
diff --git a/src/transpiler.rs b/src/transpiler.rs
index 8718927..ef83d54 100644
--- a/src/transpiler.rs
+++ b/src/transpiler.rs
@@ -1,9 +1,9 @@
-use pest::iterators::{Pair, Pairs};
 use crate::utils::{ModManager, ProblemCap};
+use pest::iterators::{Pair, Pairs};
 use serde::{Deserialize, Serialize};
 
 // The Parser
-use pest::{Parser, error::Error};
+use pest::{error::Error, Parser};
 use pest_derive::Parser;
 #[derive(Parser)]
 #[grammar = "wyst.pest"]
@@ -61,16 +61,17 @@ impl Default for Transpiler {
 
 pub fn to_indexable(pairs: Pairs<Rule>) -> Vec<Pair<Rule>> {
     let mut arr: Vec<Pair<Rule>> = Vec::new();
-    for pair in pairs {arr.push(pair)}
+    for pair in pairs {
+        arr.push(pair)
+    }
     arr
-
 }
 
 impl Transpiler {
     pub fn transpile_pairs(&mut self, pairs: Pairs<Rule>) -> String {
         let mut res = String::new();
         for pair in pairs {
-            res+=self.transpile(pair).as_str();
+            res += self.transpile(pair).as_str();
         }
         res
     }
@@ -79,11 +80,15 @@ impl Transpiler {
         let tokens = to_indexable(pair.clone().into_inner());
         match pair.as_rule() {
             Rule::func_def => {
-                res += format!("pub fn {}({}) -> {} {}\n", self.transpile(tokens[1].clone()),
-                               self.transpile_pairs(tokens[2].clone().into_inner()).as_str(),
-                               self.transpile(tokens[0].clone()),
-                               self.transpile(tokens[3].clone())
-                ).as_str();
+                res += format!(
+                    "pub fn {}({}) -> {} {}\n",
+                    self.transpile(tokens[1].clone()),
+                    self.transpile_pairs(tokens[2].clone().into_inner())
+                        .as_str(),
+                    self.transpile(tokens[0].clone()),
+                    self.transpile(tokens[3].clone())
+                )
+                .as_str();
             }
             Rule::var_def => {
                 res += format!("let mut {}: {}", tokens[1].as_str(), tokens[0].as_str()).as_str();
@@ -99,36 +104,35 @@ impl Transpiler {
 
             Rule::include_global => {
                 res += "#[allow(unused_imports)]\nuse ";
-                res += self.mod_manager.add(tokens[0].as_str().to_string(), true).as_str();
+                res += self
+                    .mod_manager
+                    .add(tokens[0].as_str().to_string(), true)
+                    .as_str();
                 res += "::*;\n";
             }
             Rule::include => {
                 res += "#[allow(unused_imports)]\nuse ";
-                res += self.mod_manager.add(tokens[0].as_str().to_string(), false).as_str();
+                res += self
+                    .mod_manager
+                    .add(tokens[0].as_str().to_string(), false)
+                    .as_str();
                 res += "::*;\n";
             }
 
-            Rule::identifier => {
+            Rule::identifier | Rule::def_identifier => {
                 let ident = pair.as_str().trim();
-                if self.mod_manager.macros.contains(&ident.to_string()) {
-                    res+=ident;
-                    res+="!";
+                let ident_rs = format!("_0x{}", hex::encode(ident.as_bytes()));
+                if self.mod_manager.macros.contains(&ident_rs) {
+                    res += ident_rs.as_str();
+                    res += "!";
                 } else {
-                    res+=match ident {
-                        "void" => {"()"}
-                        _ => {ident}
+                    res += match ident {
+                        "void" => "()",
+                        _ => ident_rs.as_str(),
                     };
                 }
             }
 
-            Rule::def_identifier => {
-                let ident = pair.as_str().trim();
-                res+=match ident {
-                    "void" => {"()"}
-                    _ => {ident}
-                };
-            }
-
             Rule::call => {
                 res += " ";
                 res += self.transpile(tokens[0].clone()).as_str();
diff --git a/src/wyst.pest b/src/wyst.pest
index ff665ab..761a618 100644
--- a/src/wyst.pest
+++ b/src/wyst.pest
@@ -72,4 +72,4 @@ top_expr = {
         include_global |
         func_def
     )* ~ !ANY
-}
\ No newline at end of file
+}