| 156 | } |
| 157 | |
| 158 | public static String scrambleL2L() { |
| 159 | int[] arr = new int[6], arr2 = new int[4]; |
| 160 | Utils.idxToPerm(arr, r.nextInt(60), 5, true); |
| 161 | arr[5] = 5; |
| 162 | int ct = Utils.permToIdx(arr, 6, true); |
| 163 | int cp = 0, co; |
| 164 | do { |
| 165 | //cp = r.nextInt(12); |
| 166 | Utils.idxToOri(arr2, r.nextInt(27), 4, true); |
| 167 | arr = new int[] {arr2[0], arr2[1], 0, 0, arr2[2], 0, 0, arr2[3]}; |
| 168 | co = Utils.oriToIdx(arr, 8, true); |
| 169 | } while (cd[co * 12 + cp] < 0); |
| 170 | for (int d = 0; d < 12; d++) |
| 171 | if (search(ct, cp, co, d, -1)) { |
| 172 | if (d < 2) return scramble(); |
| 173 | if (d < 5) { |
| 174 | continue; |
| 175 | } |
| 176 | return move2fcn(d); |
| 177 | } |
| 178 | return "error"; |
| 179 | } |
| 180 | |
| 181 | static String move2fcn(int d) { |
| 182 | String[] move2str = { "R", "U", "L", "B" }; |