diff --git a/first_libevent/x64/Debug/first_libevent.exe b/first_libevent/x64/Debug/first_libevent.exe
deleted file mode 100644
index 3e6351b..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.exe and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.ilk b/first_libevent/x64/Debug/first_libevent.ilk
deleted file mode 100644
index 36ad9c2..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.ilk and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.log b/first_libevent/x64/Debug/first_libevent.log
deleted file mode 100644
index 668f885..0000000
--- a/first_libevent/x64/Debug/first_libevent.log
+++ /dev/null
@@ -1,2 +0,0 @@
-  first_libevent.cpp
-  first_libevent.vcxproj -> D:\c++\lib\libevent\src\first_libevent\x64\Debug\first_libevent.exe
diff --git a/first_libevent/x64/Debug/first_libevent.obj b/first_libevent/x64/Debug/first_libevent.obj
deleted file mode 100644
index 6e59438..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.obj and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.pdb b/first_libevent/x64/Debug/first_libevent.pdb
deleted file mode 100644
index 84a12bf..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.pdb and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog
deleted file mode 100644
index bed5c65..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog
deleted file mode 100644
index 527da74..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog
deleted file mode 100644
index a5eeec7..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate b/first_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate
deleted file mode 100644
index f606e10..0000000
--- a/first_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate
+++ /dev/null
@@ -1,2 +0,0 @@
-#TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.17763.0
-Debug|x64|D:\c++\lib\libevent\src\first_libevent\|
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog
deleted file mode 100644
index d8c06df..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog
deleted file mode 100644
index dc931ae..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog b/first_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog
deleted file mode 100644
index ec4822d..0000000
Binary files a/first_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog and /dev/null differ
diff --git a/first_libevent/x64/Debug/vc141.idb b/first_libevent/x64/Debug/vc141.idb
deleted file mode 100644
index 7b1fba7..0000000
Binary files a/first_libevent/x64/Debug/vc141.idb and /dev/null differ
diff --git a/first_libevent/x64/Debug/vc141.pdb b/first_libevent/x64/Debug/vc141.pdb
deleted file mode 100644
index ef605f7..0000000
Binary files a/first_libevent/x64/Debug/vc141.pdb and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.exe b/test_libevent/x64/Debug/first_libevent.exe
deleted file mode 100644
index 3e6351b..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.exe and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.ilk b/test_libevent/x64/Debug/first_libevent.ilk
deleted file mode 100644
index 36ad9c2..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.ilk and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.log b/test_libevent/x64/Debug/first_libevent.log
deleted file mode 100644
index d4dc626..0000000
--- a/test_libevent/x64/Debug/first_libevent.log
+++ /dev/null
@@ -1,3 +0,0 @@
-C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\IDE\VC\VCTargets\Microsoft.CppBuild.targets(391,5): warning MSB8028: 中间目录(x64\Debug\)包含从另一个项目(first_libevent.vcxproj)共享的文件。   这会导致错误的清除和重新生成行为。
-  test_libevent.cpp
-  first_libevent.vcxproj -> D:\c++\lib\libevent\src\test_libevent\x64\Debug\test_libevent.exe
diff --git a/test_libevent/x64/Debug/first_libevent.obj b/test_libevent/x64/Debug/first_libevent.obj
deleted file mode 100644
index 6e59438..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.obj and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.pdb b/test_libevent/x64/Debug/first_libevent.pdb
deleted file mode 100644
index 84a12bf..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.pdb and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog
deleted file mode 100644
index bed5c65..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/CL.command.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog
deleted file mode 100644
index 527da74..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/CL.read.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog
deleted file mode 100644
index a5eeec7..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/CL.write.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate b/test_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate
deleted file mode 100644
index f606e10..0000000
--- a/test_libevent/x64/Debug/first_libevent.tlog/first_libevent.lastbuildstate
+++ /dev/null
@@ -1,2 +0,0 @@
-#TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.17763.0
-Debug|x64|D:\c++\lib\libevent\src\first_libevent\|
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog
deleted file mode 100644
index d8c06df..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/link.command.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog
deleted file mode 100644
index dc931ae..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/link.read.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog b/test_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog
deleted file mode 100644
index ec4822d..0000000
Binary files a/test_libevent/x64/Debug/first_libevent.tlog/link.write.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.exe b/test_libevent/x64/Debug/test_libevent.exe
deleted file mode 100644
index b98e11a..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.exe and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.ilk b/test_libevent/x64/Debug/test_libevent.ilk
deleted file mode 100644
index 6a32adc..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.ilk and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.obj b/test_libevent/x64/Debug/test_libevent.obj
deleted file mode 100644
index afc1ddd..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.obj and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.pdb b/test_libevent/x64/Debug/test_libevent.pdb
deleted file mode 100644
index 02f49c6..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.pdb and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/CL.command.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/CL.command.1.tlog
deleted file mode 100644
index 5fe036f..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/CL.command.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/CL.read.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/CL.read.1.tlog
deleted file mode 100644
index 764b1f0..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/CL.read.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/CL.write.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/CL.write.1.tlog
deleted file mode 100644
index 8fc2b14..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/CL.write.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/link.command.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/link.command.1.tlog
deleted file mode 100644
index a726263..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/link.command.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/link.read.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/link.read.1.tlog
deleted file mode 100644
index f6ad852..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/link.read.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/link.write.1.tlog b/test_libevent/x64/Debug/test_libevent.tlog/link.write.1.tlog
deleted file mode 100644
index 5430eda..0000000
Binary files a/test_libevent/x64/Debug/test_libevent.tlog/link.write.1.tlog and /dev/null differ
diff --git a/test_libevent/x64/Debug/test_libevent.tlog/test_libevent.lastbuildstate b/test_libevent/x64/Debug/test_libevent.tlog/test_libevent.lastbuildstate
deleted file mode 100644
index eae20b1..0000000
--- a/test_libevent/x64/Debug/test_libevent.tlog/test_libevent.lastbuildstate
+++ /dev/null
@@ -1,2 +0,0 @@
-#TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.17763.0
-Debug|x64|D:\c++\lib\libevent\src\test_libevent\|
diff --git a/test_libevent/x64/Debug/vc141.idb b/test_libevent/x64/Debug/vc141.idb
deleted file mode 100644
index 7159415..0000000
Binary files a/test_libevent/x64/Debug/vc141.idb and /dev/null differ
diff --git a/test_libevent/x64/Debug/vc141.pdb b/test_libevent/x64/Debug/vc141.pdb
deleted file mode 100644
index 2f1e1ae..0000000
Binary files a/test_libevent/x64/Debug/vc141.pdb and /dev/null differ