multithreadSyn\ex1.cpp ..............\ex2.dat ..............\ex2(Dekker算法).cpp ..............\ex2(Peterson算法).cpp ..............\ex3.dat ..............\ex3(用临界区实现).cpp ..............\ex4 (用互斥量实现).cpp ..............\ex4 (用系统信号量实现 ).cpp ..............\ex4.dat ..............\说明.txt multithreadSyn