用5条直线将下面的12个棋子连起来,且每条直线都与前一条相连,线条不得重复,应该怎么做? lcSpUXT0z/duS8MwEv+2u0gARy1Bb0M8yGXwjRmRRJk36oNX/9zvVHwi/D2n4/Mz