prepare day_05

Author: DynamicGoose

day_05/part_1.c

@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+int main() {
+  printf("Hello World!");
+}

day_05/shell.nix

@@ -0,0 +1,6 @@
+with import <nixpkgs> {};
+
+mkShell {
+  nativeBuildInputs = [libgcc pkg-config];
+  buildInputs = [glibc libgcc];
+}