feat: add bash solutions to lc problems: No.0193,0194,0195

solution/0100-0199/0193.Valid Phone Numbers/README.md

@@ -42,7 +42,18 @@
 <!-- 这里可写当前语言的特殊实现逻辑 -->
 
 ```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+grep -P '^(\d{3}-|\(\d{3}\) )\d{3}-\d{4}$' file.txt
+```
 
+```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+sed -n -E '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/p' file.txt
+```
+
+```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+awk '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/' file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0193.Valid Phone Numbers/README_EN.md

@@ -34,7 +34,18 @@
 ### **Bash**
 
 ```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+grep -P '^(\d{3}-|\(\d{3}\) )\d{3}-\d{4}$' file.txt
+```
 
+```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+sed -n -E '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/p' file.txt
+```
+
+```sh
+# Read from the file file.txt and output all valid phone numbers to stdout.
+awk '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/' file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0193.Valid Phone Numbers/Solution.sh

@@ -1,10 +1,2 @@
-#!/usr/bin/env bash
-
-# -P : --perl-regexp
-grep -P '^(\d{3}-|\(\d{3}\) )\d{3}-\d{4}$' file.txt
-
-# or use sed
-sed -n -E '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/p' file.txt
-
-# or use awk
+# Read from the file file.txt and output all valid phone numbers to stdout.
 awk '/^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$/' file.txt

solution/0100-0199/0194.Transpose File/README.md

@@ -40,7 +40,22 @@ age 21 30
 <!-- 这里可写当前语言的特殊实现逻辑 -->
 
 ```sh
-
+# Read from the file file.txt and print its transposed content to stdout.
+awk '
+{
+  for (i=1; i<=NF; i++) {
+    if(NR == 1) {
+      res[i] = re$i
+    } else {
+      res[i] = res[i]" "$i
+    }
+  }
+}END {
+  for (i=1;i<=NF;i++) {
+    print res[i]
+  }
+}
+' file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0194.Transpose File/README_EN.md

@@ -32,7 +32,22 @@ age 21 30
 ### **Bash**
 
 ```sh
-
+# Read from the file file.txt and print its transposed content to stdout.
+awk '
+{
+  for (i=1; i<=NF; i++) {
+    if(NR == 1) {
+      res[i] = re$i
+    } else {
+      res[i] = res[i]" "$i
+    }
+  }
+}END {
+  for (i=1;i<=NF;i++) {
+    print res[i]
+  }
+}
+' file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0194.Transpose File/Solution.sh

@@ -1,17 +1,16 @@
-#!/usr/bin/env bash
-
-awk '
-{
-  for (i=1; i<=NF; i++) {
-    if(NR == 1) {
-      res[i] = re$i
-    } else {
-      res[i] = res[i]" "$i
-    }
-  }
-}END {
-  for (i=1;i<=NF;i++) {
-    print res[i]
-  }
-}
+# Read from the file file.txt and print its transposed content to stdout.
+awk '
+{
+  for (i=1; i<=NF; i++) {
+    if(NR == 1) {
+      res[i] = re$i
+    } else {
+      res[i] = res[i]" "$i
+    }
+  }
+}END {
+  for (i=1;i<=NF;i++) {
+    print res[i]
+  }
+}
 ' file.txt

solution/0100-0199/0195.Tenth Line/README.md

@@ -44,7 +44,18 @@ Line 10
 <!-- 这里可写当前语言的特殊实现逻辑 -->
 
 ```sh
+# Read from the file file.txt and output the tenth line to stdout.
+tail -n +10 file.txt | head -1
+```
 
+```sh
+# Read from the file file.txt and output the tenth line to stdout.
+awk 'NR == 10' file.txt
+```
+
+```sh
+# Read from the file file.txt and output the tenth line to stdout.
+sed -n 10p file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0195.Tenth Line/README_EN.md

@@ -40,7 +40,18 @@ Line 10
 ### **Bash**
 
 ```sh
+# Read from the file file.txt and output the tenth line to stdout.
+tail -n +10 file.txt | head -1
+```
 
+```sh
+# Read from the file file.txt and output the tenth line to stdout.
+awk 'NR == 10' file.txt
+```
+
+```sh
+# Read from the file file.txt and output the tenth line to stdout.
+sed -n 10p file.txt
 ```
 
 <!-- tabs:end -->

solution/0100-0199/0195.Tenth Line/Solution.sh

@@ -1,10 +1,2 @@
-#!/usr/bin/env bash
-
-# tail -n: use -n +K to output starting with the Kth
-tail -n +10 file.txt | head -1
-
-# awk: 
-awk 'NR == 10' file.txt
-
-# sed:
-sed -n 10p file.txt
+# Read from the file file.txt and output the tenth line to stdout.
+sed -n 10p file.txt