導入自 renren
據說是一道微軟的面試題。如題,寫程序,讓Windows的任務管理器中的性能監視器呈現正弦曲線。


潛心鑽研良久,得代碼:(java)
public class sincpu { private static final int cycle=1024,tick = 256; public static void main (String[] args) throws InterruptedException { for(int i = 0;;i++){ work(calcNextSleep(i % cycle)); sleep(tick - calcNextSleep(i % cycle)); } } private static long calcNextSleep(long i){ return (int …