| Index: tests/language/src/FannkuchTest.dart
|
| diff --git a/tests/language/src/FannkuchTest.dart b/tests/language/src/FannkuchTest.dart
|
| deleted file mode 100644
|
| index 356f20f588f6538b4fc9cc5c959486942ec5ccae..0000000000000000000000000000000000000000
|
| --- a/tests/language/src/FannkuchTest.dart
|
| +++ /dev/null
|
| @@ -1,69 +0,0 @@
|
| -// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
|
| -// for details. All rights reserved. Use of this source code is governed by a
|
| -// BSD-style license that can be found in the LICENSE file.
|
| -// The Great Computer Language Shootout
|
| -// http://shootout.alioth.debian.org/
|
| -// Ported from JavaScript contributed by Isaac Gouy.
|
| -// Description: Repeatedly acccess a tiny integer-sequence.
|
| -
|
| -class FannkuchTest {
|
| - static fannkuch(n) {
|
| - var p = new List(n), q = new List(n), s = new List(n);
|
| - var sign = 1, maxflips = 0, sum = 0, m = n - 1;
|
| - for (var i = 0; i < n; i++) { p[i] = i; q[i] = i; s[i] = i; }
|
| - do {
|
| - // Copy and flip.
|
| - var q0 = p[0]; // Cache 0th element.
|
| - if (q0 != 0) {
|
| - for (var i = 1; i < n; i++) q[i] = p[i]; // Work on a copy.
|
| - var flips = 1;
|
| - do {
|
| - var qq = q[q0];
|
| - if (qq == 0) { // ... until 0th element is 0.
|
| - sum += sign * flips;
|
| - if (flips > maxflips) maxflips = flips; // New maximum?
|
| - break;
|
| - }
|
| - q[q0] = q0;
|
| - if (q0 >= 3) {
|
| - var i = 1, j = q0 - 1, t;
|
| - do { t = q[i]; q[i] = q[j]; q[j] = t; i++; j--; } while (i < j);
|
| - }
|
| - q0 = qq; flips++;
|
| - } while (true);
|
| - }
|
| - if (sign == 1) {
|
| - var t = p[1]; p[1] = p[0]; p[0] = t; sign = -1; // Rotate 0<-1.
|
| - } else {
|
| - // Rotate 0<-1 and 0<-1<-2.
|
| - var t = p[1];
|
| - p[1] = p[2];
|
| - p[2] = t;
|
| - sign = 1;
|
| - for(var i = 2; i < n; i++) {
|
| - var sx = s[i];
|
| - if (sx != 0) { s[i] = sx-1; break; }
|
| - if (i == m) {
|
| - return [sum, maxflips];
|
| - }
|
| - s[i] = i;
|
| - // Rotate 0<-...<-i+1.
|
| - t = p[0];
|
| - for(var j=0; j<=i; j++) { p[j] = p[j+1]; }
|
| - p[i+1] = t;
|
| - }
|
| - }
|
| - } while (true);
|
| - }
|
| -
|
| - static testMain() {
|
| - var n = 6;
|
| - var pf = fannkuch(n);
|
| - Expect.equals(49, pf[0]);
|
| - Expect.equals(10, pf[1]);
|
| - print("${pf[0]}\nPfannkuchen($n) = ${pf[1]}");
|
| - }
|
| -}
|
| -main() {
|
| - FannkuchTest.testMain();
|
| -}
|
|
|