Update files, typo in README

files/hw8.txt

@@ -0,0 +1,27 @@
+./hw8/README.md
+
+./hw8/simu1/Makefile
+./hw8/simu1/QUESTIONS.md
+./hw8/simu1/README.md
+./hw8/simu1/main-deadlock-global.c
+./hw8/simu1/main-deadlock.c
+./hw8/simu1/main-race.c
+./hw8/simu1/main-signal-cv.c
+./hw8/simu1/main-signal.c
+./hw8/simu1/mythreads.h
+
+./hw8/simu2/Makefile
+./hw8/simu2/QUESTIONS.md
+./hw8/simu2/README.md
+./hw8/simu2/main-common.c
+./hw8/simu2/main-header.h
+./hw8/simu2/main-one-cv-while.c
+./hw8/simu2/main-two-cvs-if.c
+./hw8/simu2/main-two-cvs-while-extra-unlock.c
+./hw8/simu2/main-two-cvs-while.c
+./hw8/simu2/mythreads.h
+./hw8/simu2/pc-header.h
+
+./hw8/task2/Cargo.toml
+./hw8/task2/src/main.rs
+./hw8/task2/src/lib.rs