add ifexist.hpp

ifexist.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+//It didn't looked so good to me in main.cpp...
+//So, I decided to make another file for it.
+
+bool DoesFileExist(const char* name) {
+	if (FILE* file = fopen(name, "r")) {
+		fclose(file);
+		return true;
+	}
+	else {
+		return false;
+	}
+}