diff --git a/作业/数字逻辑及实验-李丙栋/实验报告/实验4.pdf b/作业/数字逻辑及实验-李丙栋/实验报告/实验4.pdf index 401d9ef..032e9b9 100644 Binary files a/作业/数字逻辑及实验-李丙栋/实验报告/实验4.pdf and b/作业/数字逻辑及实验-李丙栋/实验报告/实验4.pdf differ