diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b70bac5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,85 @@
+# manual entries up here
+.gdb_history
+conway
+
+# Created by https://www.toptal.com/developers/gitignore/api/cmake
+# Edit at https://www.toptal.com/developers/gitignore?templates=cmake
+
+### CMake ###
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+
+### CMake Patch ###
+# External projects
+*-prefix/
+
+# End of https://www.toptal.com/developers/gitignore/api/cmake
+
+# Created by https://www.toptal.com/developers/gitignore/api/c
+# Edit at https://www.toptal.com/developers/gitignore?templates=c
+
+### C ###
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+# End of https://www.toptal.com/developers/gitignore/api/c
+
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..96ac2df
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,6 @@
+cmake_minimum_required(VERSION 3.10)
+
+project(conway)
+
+add_executable(conway conway.c)
+target_compile_options(conway PUBLIC -ggdb -O0 -Wall)
\ No newline at end of file
diff --git a/conway.c b/conway.c
index c8468a6..0e2f559 100644
--- a/conway.c
+++ b/conway.c
@@ -1,44 +1,46 @@
+#include <locale.h>
+#include <math.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
-#include <math.h>
-#include <stdint.h>
 #include <wchar.h>
-#include <locale.h>
 
-void printGrid(int gridX, int gridY, int **arr) {
+void printGrid(int gridX, int gridY, int** arr)
+{
     // print the array for debugging
-    wprintf(L"%lc", 0x2554);
-    for(int j = 0; j < gridY; j++) {
-        wprintf(L"%lc", 0x2550);
+    wprintf(L"%lc", 0x2554UL); // prints ╔
+    for (int j = 0; j < gridX; j++) {
+        wprintf(L"%lc", 0x2550UL); // prints ═
     }
-    wprintf(L"%lc", 0x2557);
+    wprintf(L"%lc", 0x2557UL); // prints ╗
     wprintf(L"\n");
-    for(int j = 0; j < gridY; j++) {
-        wprintf(L"%lc", 0x2551);
-        for(int i = 0; i < gridX; i++) {
-            wprintf(L"%lc", ((arr[i][j] == 1) ? 0x0023 : 0x0020));
+    for (int j = 0; j < gridY; j++) {
+        wprintf(L"%lc", 0x2551UL); // prints ║
+        for (int i = 0; i < gridX; i++) {
+            wprintf(L"%lc", ((arr[i][j] == 1) ? 0x0023UL : 0x0020UL));
         }
-        wprintf(L"%lc\n", 0x2551);
+        wprintf(L"%lc\n", 0x2551UL); // prints ║
     }
-    wprintf(L"%lc", 0x255A);
-    for(int j = 0; j < gridY; j++) {
-        wprintf(L"%lc", 0x2550);
+    wprintf(L"%lc", 0x255AUL); // prints ╚
+    for (int j = 0; j < gridX; j++) {
+        wprintf(L"%lc", 0x2550UL);
     }
-    wprintf(L"%lc", 0x255D);
+    wprintf(L"%lc", 0x255DUL); // prints ╝
 
     return;
 }
 
-int main(int argc, char *argv[]) {
-    if(argc < 3) {
+int main(int argc, char* argv[])
+{
+    if (argc < 3) {
         printf("Usage: conway <xsize> <ysize> [seed]\n");
         exit(255);
     }
     setlocale(LC_CTYPE, "");
-    int gridX, gridY, seed = 0, generation = 0;
-    for(int i = argc - 1; i > 0; i--) {
-        switch(i) {
+    int gridX = 0, gridY = 0, seed = 0, generation = 0;
+    for (int i = argc - 1; i > 0; i--) {
+        switch (i) {
         case 1:
             gridX = atoi(argv[i]);
             break;
@@ -50,20 +52,20 @@ int main(int argc, char *argv[]) {
             break;
         }
     }
-    if(seed == 0) {
+    if (seed == 0) {
         time_t t;
-        srand((unsigned) time(&t));
+        srand((unsigned)time(&t));
     } else {
         srand(seed);
     }
     // dynamically allocate the 2D array, could be quite large!
-    int *arr[gridX];
-    for(int i = 0; i < gridY; i++) {
-        arr[i] = (int *)malloc(gridY * sizeof(int));
+    int* arr[gridX];
+    for (int i = 0; i < gridX; i++) {
+        arr[i] = (int*)malloc(gridY * sizeof(int));
     }
     // seed the array
-    for(int i = 0; i < gridX; i++) {
-        for(int j = 0; j < gridY; j++) {
+    for (int i = 0; i < gridX; i++) {
+        for (int j = 0; j < gridY; j++) {
             arr[i][j] = (rand() % 2 == 0) ? 1 : 0;
         }
     }