Data commit

Task/Knuth-shuffle/BASIC/knuth-shuffle.basic

@@ -0,0 +1,21 @@
+RANDOMIZE TIMER
+
+DIM cards(51) AS INTEGER
+DIM L0 AS LONG, card AS LONG
+
+PRINT "before:"
+FOR L0 = 0 TO 51
+    cards(L0) = L0
+    PRINT LTRIM$(STR$(cards(L0))); " ";
+NEXT
+
+FOR L0 = 51 TO 0 STEP -1
+    card = INT(RND * (L0 + 1))
+    IF card <> L0 THEN SWAP cards(card), cards(L0)
+NEXT
+
+PRINT : PRINT "after:"
+FOR L0 = 0 TO 51
+    PRINT LTRIM$(STR$(cards(L0))); " ";
+NEXT
+PRINT