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题目：outputstandard outputMad scientist Mike is building a time machine in his spare time. To finish the work, he needs a resistor with a certain resistance value.However, all Mike has is lots o...

题目：戳戳戳题意：一共有3盏灯，闪烁时间为分别k1,k2,k3，若开灯时间为x1,x2,x3,则第1盏灯在x1,x1+k1,x1+2*k1,x1+3*k1 . . . 的时候发光，问能否找到一组x1,x2,x3使得任何1秒都有亮光题解：（跟别的题解不一样）对于从max(x1,x2,x3)后的时间，每个时间点都是要选的，那么我们从其中max(x1,x2,x3)开始记为1节点，然后2...