Data commit

Task/Permutations/Aime/permutations.aime

@@ -0,0 +1,24 @@
+void
+f1(record r, ...)
+{
+    if (~r) {
+        for (text s in r) {
+            r.delete(s);
+            rcall(f1, -2, 0, -1, s);
+            r[s] = 0;
+        }
+    } else {
+        ocall(o_, -2, 1, -1, " ", ",");
+        o_newline();
+    }
+}
+
+main(...)
+{
+    record r;
+
+    ocall(r_put, -2, 1, -1, r, 0);
+    f1(r);
+
+    0;
+}