new files

Task/Ackermann-function/C/ackermann-function-1.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+
+int ackermann(int m, int n)
+{
+        if (!m) return n + 1;
+        if (!n) return ackermann(m - 1, 1);
+        return ackermann(m - 1, ackermann(m, n - 1));
+}
+
+int main()
+{
+        int m, n;
+        for (m = 0; m <= 4; m++)
+                for (n = 0; n < 6 - m; n++)
+                        printf("A(%d, %d) = %d\n", m, n, ackermann(m, n));
+
+        return 0;
+}