三循环(3 cycle method)好像就是四步法吧,CO->EO->CP->EP->[Parity Check],三循环在这里是指permutation的时候以三个一组为单位通过三棱或者三角置换公式消除两个错误块的方法,Macky的盲拧教程里引文“ The 3-Cycle method is so called because 3-cycles (cycles of length 3) are used to reduce each of the cycles that make up the permutation. ”
<br/>至于LZ问的极限速度,就不知道怎么计算了
人生难免有几回踩到大便的时候
"Have you seen my cube? What? No, not that one."