From edf49fe7a3b87067035889e79a14ba717e02c1a8 Mon Sep 17 00:00:00 2001
From: Kiril Kovachev <ktkovachev@gmail.com>
Date: Fri, 21 Jun 2024 01:36:40 +0100
Subject: [PATCH] Solve some problems in Bash

---
 bash/193.sh | 2 ++
 bash/195.sh | 2 ++
 2 files changed, 4 insertions(+)
 create mode 100644 bash/193.sh
 create mode 100644 bash/195.sh

diff --git a/bash/193.sh b/bash/193.sh
new file mode 100644
index 0000000..a39579c
--- /dev/null
+++ b/bash/193.sh
@@ -0,0 +1,2 @@
+# Read from the file file.txt and output all valid phone numbers to stdout.
+grep -P "^\(\d{3}\) \d{3}-\d{4}$|^\d{3}-\d{3}-\d{4}$" file.txt
diff --git a/bash/195.sh b/bash/195.sh
new file mode 100644
index 0000000..b224532
--- /dev/null
+++ b/bash/195.sh
@@ -0,0 +1,2 @@
+# Read from the file file.txt and output the tenth line to stdout.
+head -n 10 file.txt | tail -n +10