new file mode 100644
--- /dev/null
+++ b/numbers.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#define getrandom(max) (1+(int)((float)(max)*rand()/RAND_MAX+1.0))
+
+int main (void)
+{
+    while (1) {
+        int guess = -1, value = getrandom (100), count = 0;
+        do {
+            printf ("Enter a number: ");
+            if (scanf ("%d", &guess) < 0)
+                (void)getchar ();
+            else
+                count++;
+            if (guess != value)
+                printf ("X is %s than %d\n", (value > guess) ? "higher" : "lower", guess);
+        } while (value != guess);
+        printf ("SUCCESS: You got it after %d attempts\n", count);
+    }
+    return EXIT_SUCCESS;
+}