摘要： 点我看题目A. Mashmokh and Lightstime limit per test:1 secondmemory limit per test:256 megabytesinput:standard inputoutput:standard outputMashmokh works in a factory. At the end of each day he must turn off all of the lights.The lights on the factory are indexed from1ton. There arenbuttons in Mashmokh' 阅读全文