Lights Out灭灯游戏解法5乘5
54321/ABCDELights OutBDAE:BCECDEABDE2B(CD)3ACD4C4A2E5A1E4B(2D)4C(2C)-------2B4D3A3E4A2E5B1D5C1C2D3AB
Lights Out灭灯游戏解法5乘5