i all the A langs

Task/Ackermann-function/ALGOL-68/ackermann-function.alg

@@ -0,0 +1,21 @@
+PROC test ackermann = VOID:
+BEGIN
+   PROC ackermann = (INT m, n)INT:
+   BEGIN
+      IF m = 0 THEN
+         n + 1
+      ELIF n = 0 THEN
+         ackermann (m - 1, 1)
+      ELSE
+         ackermann (m - 1, ackermann (m, n - 1))
+      FI
+   END # ackermann #;
+
+   FOR m FROM 0 TO 3 DO
+      FOR n FROM 0 TO 6 DO
+         print(ackermann (m, n))
+      OD;
+      new line(stand out)
+   OD
+END # test ackermann #;
+test ackermann