From c054752be74860f16af46d6c1343414fc5bb4620 Mon Sep 17 00:00:00 2001
From: jacekpoz <jacekpoz@proton.me>
Date: Fri, 11 Oct 2024 11:37:25 +0200
Subject: [PATCH] l1

---
 lab1/1.bash | 3 +++
 lab1/2.bash | 3 +++
 lab1/3.bash | 6 ++++++
 lab1/4.bash | 7 +++++++
 lab1/5.bash | 3 +++
 lab1/6.bash | 7 +++++++
 6 files changed, 29 insertions(+)
 create mode 100755 lab1/1.bash
 create mode 100755 lab1/2.bash
 create mode 100755 lab1/3.bash
 create mode 100755 lab1/4.bash
 create mode 100755 lab1/5.bash
 create mode 100755 lab1/6.bash

diff --git a/lab1/1.bash b/lab1/1.bash
new file mode 100755
index 0000000..f9d9029
--- /dev/null
+++ b/lab1/1.bash
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+find "$1" -type f
diff --git a/lab1/2.bash b/lab1/2.bash
new file mode 100755
index 0000000..f585a90
--- /dev/null
+++ b/lab1/2.bash
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+grep -Roh '\w*' "$1" | sort | uniq -c | sort -nr
diff --git a/lab1/3.bash b/lab1/3.bash
new file mode 100755
index 0000000..e9e7b5f
--- /dev/null
+++ b/lab1/3.bash
@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+for word in $(grep -Roh '\w*' "$1" | sort | uniq)
+do
+    echo "$(grep -lRw "$word" "$1" | wc -l) $word"
+done | sort -r
diff --git a/lab1/4.bash b/lab1/4.bash
new file mode 100755
index 0000000..8e99c98
--- /dev/null
+++ b/lab1/4.bash
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+  
+for word in $(grep -Roh '\w*' "$1" | sort | uniq)
+do
+    echo "current word: $word"
+    grep -Rw "$word" "$1"
+done
diff --git a/lab1/5.bash b/lab1/5.bash
new file mode 100755
index 0000000..ad7da51
--- /dev/null
+++ b/lab1/5.bash
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+find "$1" -type f -print0 | xargs -0 sed -i "s/a/A/g"
diff --git a/lab1/6.bash b/lab1/6.bash
new file mode 100755
index 0000000..1d1281e
--- /dev/null
+++ b/lab1/6.bash
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+for word in $(grep -Roh '\w*' "$1" | sort | uniq)
+do
+    echo "current word: $word"
+    grep -RE "($word.*){2}" "$1"
+done