diff --git a/c_visualization/.gitignore b/c_visualization/.gitignore
new file mode 100644
index 0000000..9077355
--- /dev/null
+++ b/c_visualization/.gitignore
@@ -0,0 +1,3 @@
+lib/*.a
+
+*/*/problem
\ No newline at end of file
diff --git a/c_visualization/2015/1/not_quite_lisp.c b/c_visualization/2015/1/not_quite_lisp.c
new file mode 100644
index 0000000..735e7bc
--- /dev/null
+++ b/c_visualization/2015/1/not_quite_lisp.c
@@ -0,0 +1,70 @@
+/*******************************************************************************************
+*
+*   raylib [core] example - Basic window
+*
+*   Welcome to raylib!
+*
+*   To test examples, just press F6 and execute 'raylib_compile_execute' script
+*   Note that compiled executable is placed in the same folder as .c file
+*
+*   To test the examples on Web, press F6 and execute 'raylib_compile_execute_web' script
+*   Web version of the program is generated in the same folder as .c file
+*
+*   You can find all basic examples on C:\raylib\raylib\examples folder or
+*   raylib official webpage: www.raylib.com
+*
+*   Enjoy using raylib. :)
+*
+*   Example originally created with raylib 1.0, last time updated with raylib 1.0
+*
+*   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
+*   BSD-like license that allows static linking with closed source software
+*
+*   Copyright (c) 2013-2024 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include <raylib.h>
+
+//------------------------------------------------------------------------------------
+// Program main entry point
+//------------------------------------------------------------------------------------
+int main(void)
+{
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    const int screenWidth = 800;
+    const int screenHeight = 450;
+
+    InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window");
+
+    SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+        // TODO: Update your variables here
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(RAYWHITE);
+
+            DrawText("Congrats! You created your first window!", 190, 200, 20, LIGHTGRAY);
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}
diff --git a/c_visualization/bin/run b/c_visualization/bin/run
new file mode 100755
index 0000000..80f5ca8
--- /dev/null
+++ b/c_visualization/bin/run
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+year=$1
+day=$2
+
+mkdir -p $year/$day
+source_file=$(ls $year/$day/*.c)
+
+if [[ -z $source_file ]] ; then
+    echo "No c source file found in $year/$day"
+    exit 1
+fi
+
+gcc -Wall -o $year/$day/problem $source_file -lraylib -lGL -lm -lpthread -ldl -lrt -lX11 &&
+time (cat ../data/$year/$day/input.txt | ./$year/$day/problem)