From d874cc183e72d65d4102ee3fb319c3ecb0fec706 Mon Sep 17 00:00:00 2001
From: XuKaiQuan <964262001@qq.com>
Date: Sat, 19 Dec 2020 10:05:43 +0800
Subject: [PATCH 1/5] =?UTF-8?q?javac=E4=B8=8Ejava=E5=91=BD=E4=BB=A4?=
 =?UTF-8?q?=E7=BB=83=E4=B9=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 compile-run-with-classpath/solution.sh        | 2 ++
 read-env-variable-system-property/solution.sh | 3 +++
 system-out-system-err/solution.sh             | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/compile-run-with-classpath/solution.sh b/compile-run-with-classpath/solution.sh
index 292074f..d77281c 100644
--- a/compile-run-with-classpath/solution.sh
+++ b/compile-run-with-classpath/solution.sh
@@ -7,3 +7,5 @@
 # First argument is blank: true
 # Second argument is blank: true
 # Third argument is blank: false
+javac -cp commons-lang3-3.9.jar StringIsBlank.java
+java -cp ./commons-lang3-3.9.jar:. StringIsBlank "" ' ' '*'
diff --git a/read-env-variable-system-property/solution.sh b/read-env-variable-system-property/solution.sh
index 1dfb638..029d052 100644
--- a/read-env-variable-system-property/solution.sh
+++ b/read-env-variable-system-property/solution.sh
@@ -6,3 +6,6 @@
 # 使得该java命令输出：
 # Environment variable AAA: $A;
 # System property BBB: '
+export AAA='$A'
+javac ReadEnvironmentVariableAndSystemProperty.java
+java -DBBB="'" ReadEnvironmentVariableAndSystemProperty
\ No newline at end of file
diff --git a/system-out-system-err/solution.sh b/system-out-system-err/solution.sh
index 5cdeb2b..b96c5b0 100644
--- a/system-out-system-err/solution.sh
+++ b/system-out-system-err/solution.sh
@@ -2,3 +2,5 @@
 # 请在这里编写两条命令：
 # 1. 在当前目录中，使用javac命令编译PrintSystemOutSystemErr.java
 # 2. 在当前目录中，使用java命令运行PrintSystemOutSystemErr，使其标准输出和标准错误都重定向到当前目录下一个名为output.txt的文件中
+javac PrintSystemOutSystemErr.java
+java PrintSystemOutSystemErr > output.txt 2>&1
\ No newline at end of file

From 247a04ff593649d9b857142532d8fadf682c1f41 Mon Sep 17 00:00:00 2001
From: XuKaiQuan <964262001@qq.com>
Date: Sat, 19 Dec 2020 10:11:06 +0800
Subject: [PATCH 2/5] =?UTF-8?q?javac=E4=B8=8Ejava=E5=91=BD=E4=BB=A4?=
 =?UTF-8?q?=E7=BB=83=E4=B9=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 read-env-variable-system-property/solution.sh | 4 ++--
 system-out-system-err/solution.sh             | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/read-env-variable-system-property/solution.sh b/read-env-variable-system-property/solution.sh
index 029d052..b3295fd 100644
--- a/read-env-variable-system-property/solution.sh
+++ b/read-env-variable-system-property/solution.sh
@@ -6,6 +6,6 @@
 # 使得该java命令输出：
 # Environment variable AAA: $A;
 # System property BBB: '
-export AAA='$A'
+export AAA=\$A
 javac ReadEnvironmentVariableAndSystemProperty.java
-java -DBBB="'" ReadEnvironmentVariableAndSystemProperty
\ No newline at end of file
+java -DBBB=\' ReadEnvironmentVariableAndSystemProperty
\ No newline at end of file
diff --git a/system-out-system-err/solution.sh b/system-out-system-err/solution.sh
index b96c5b0..2d17e8b 100644
--- a/system-out-system-err/solution.sh
+++ b/system-out-system-err/solution.sh
@@ -3,4 +3,4 @@
 # 1. 在当前目录中，使用javac命令编译PrintSystemOutSystemErr.java
 # 2. 在当前目录中，使用java命令运行PrintSystemOutSystemErr，使其标准输出和标准错误都重定向到当前目录下一个名为output.txt的文件中
 javac PrintSystemOutSystemErr.java
-java PrintSystemOutSystemErr > output.txt 2>&1
\ No newline at end of file
+java PrintSystemOutSystemErr >output.txt 2>&1
\ No newline at end of file

From 14189dd67afb74d8778d835243d798ff25f048ce Mon Sep 17 00:00:00 2001
From: XuKaiQuan <964262001@qq.com>
Date: Sat, 19 Dec 2020 10:15:24 +0800
Subject: [PATCH 3/5] =?UTF-8?q?javac=E4=B8=8Ejava=E5=91=BD=E4=BB=A4?=
 =?UTF-8?q?=E7=BB=83=E4=B9=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 compile-run-with-classpath/solution.sh        | 1 +
 read-env-variable-system-property/solution.sh | 2 +-
 system-out-system-err/solution.sh             | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/compile-run-with-classpath/solution.sh b/compile-run-with-classpath/solution.sh
index d77281c..ad81612 100644
--- a/compile-run-with-classpath/solution.sh
+++ b/compile-run-with-classpath/solution.sh
@@ -9,3 +9,4 @@
 # Third argument is blank: false
 javac -cp commons-lang3-3.9.jar StringIsBlank.java
 java -cp ./commons-lang3-3.9.jar:. StringIsBlank "" ' ' '*'
+
diff --git a/read-env-variable-system-property/solution.sh b/read-env-variable-system-property/solution.sh
index b3295fd..c0ca77c 100644
--- a/read-env-variable-system-property/solution.sh
+++ b/read-env-variable-system-property/solution.sh
@@ -8,4 +8,4 @@
 # System property BBB: '
 export AAA=\$A
 javac ReadEnvironmentVariableAndSystemProperty.java
-java -DBBB=\' ReadEnvironmentVariableAndSystemProperty
\ No newline at end of file
+java -DBBB=\' ReadEnvironmentVariableAndSystemProperty
diff --git a/system-out-system-err/solution.sh b/system-out-system-err/solution.sh
index 2d17e8b..242fc61 100644
--- a/system-out-system-err/solution.sh
+++ b/system-out-system-err/solution.sh
@@ -3,4 +3,4 @@
 # 1. 在当前目录中，使用javac命令编译PrintSystemOutSystemErr.java
 # 2. 在当前目录中，使用java命令运行PrintSystemOutSystemErr，使其标准输出和标准错误都重定向到当前目录下一个名为output.txt的文件中
 javac PrintSystemOutSystemErr.java
-java PrintSystemOutSystemErr >output.txt 2>&1
\ No newline at end of file
+java PrintSystemOutSystemErr >output.txt 2>&1

From 36842758312f7ed66af7663a551385f1b15d411a Mon Sep 17 00:00:00 2001
From: XuKaiQuan <964262001@qq.com>
Date: Sat, 19 Dec 2020 10:17:58 +0800
Subject: [PATCH 4/5] =?UTF-8?q?javac=E4=B8=8Ejava=E5=91=BD=E4=BB=A4?=
 =?UTF-8?q?=E7=BB=83=E4=B9=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 compile-run-with-classpath/solution.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compile-run-with-classpath/solution.sh b/compile-run-with-classpath/solution.sh
index ad81612..d4dfb15 100644
--- a/compile-run-with-classpath/solution.sh
+++ b/compile-run-with-classpath/solution.sh
@@ -8,5 +8,5 @@
 # Second argument is blank: true
 # Third argument is blank: false
 javac -cp commons-lang3-3.9.jar StringIsBlank.java
-java -cp ./commons-lang3-3.9.jar:. StringIsBlank "" ' ' '*'
+java -cp ./commons-lang3-3.9.jar:. StringIsBlank "" " " "*"
 

From ce3d94bc302b2bf78b380555407c44cc59cbe182 Mon Sep 17 00:00:00 2001
From: XuKaiQuan <964262001@qq.com>
Date: Sat, 19 Dec 2020 10:35:04 +0800
Subject: [PATCH 5/5] =?UTF-8?q?javac=E4=B8=8Ejava=E5=91=BD=E4=BB=A4?=
 =?UTF-8?q?=E7=BB=83=E4=B9=A0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 compile-run-with-classpath/solution.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/compile-run-with-classpath/solution.sh b/compile-run-with-classpath/solution.sh
index d4dfb15..60945fa 100644
--- a/compile-run-with-classpath/solution.sh
+++ b/compile-run-with-classpath/solution.sh
@@ -7,6 +7,7 @@
 # First argument is blank: true
 # Second argument is blank: true
 # Third argument is blank: false
+a= '*'
 javac -cp commons-lang3-3.9.jar StringIsBlank.java
-java -cp ./commons-lang3-3.9.jar:. StringIsBlank "" " " "*"
+java -cp ./commons-lang3-3.9.jar:.   StringIsBlank "" ' ' a