create binary file write function

src/fileaccess.c

@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+void writeBinaryFile(word instrs[], char outputFile[]){
+
+
+    FILE *fp; 
+    
+    fp = fopen(outputFile, "wb");
+    fwrite(instrs, 4, sizeof(instrs), fp);
+    fclose(fp);
+
+}
+
+void readAssemblyFile()