Set puzzle: Difference between revisions

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@@ Line 671: / Line 671: @@
                                  "solid open striped".split).array;
+    restart:
-    string[][] draw;
+    auto draw = deck.randomSample(nDraw).map!(t => [t[]]).array;
-    string[][][] sets;
+    auto sets = draw.combinations(3).array.filter!((string[][] cs) =>
-    while (sets.length != nGoal) {
-        draw = deck.randomSample(nDraw).map!(t => [t[]]).array;
+        cs.array.transposed.all!(t => t.array.sort().uniq.count % 2)).array;
+    if (sets.length != nGoal)
-        sets = draw.combinations(3).array.filter!((string[][] cs) =>
+        goto restart;
-            cs.array.transposed.all!(t => t.array.sort().uniq.count % 2)).array;
-    }
     writefln("Dealt %d cards:\n%(%-(%8s %)\n%)\n", draw.length, draw);