diff --git a/data/bit_1.c b/data/bit_1.c
new file mode 100644
index 0000000..0296a4a
--- /dev/null
+++ b/data/bit_1.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int main(int argc, char *argv[]) {
+
+	char x = 0;
+	if (argc)
+		x =  strtoq(argv[1], NULL, 16);
+
+	if (x & 1)
+		printf("ma\n");
+	else
+		printf("fe\n");
+	return 0;
+}
diff --git a/data/bit_2.c b/data/bit_2.c
new file mode 100644
index 0000000..f55e44f
--- /dev/null
+++ b/data/bit_2.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main() {
+	char s[3] = ""; 
+	int x;
+	strcpy(s, getenv("CODE"));
+
+	x =  strtoq(s, NULL, 16);
+
+	x = x >> 2;
+	if (x  & 1)
+		printf("ha\n");
+	else
+		printf("nh\n");
+	return 0;
+}