Upload files to "OS/bash/Week3"

OS/bash/Week3/q3.sh

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+#!/bin/sh
+
+echo "Changing all files with .txt to .text"
+x=`find . -type f -iname "*.txt"` 
+for i in $x;do
+j=`echo "$i" | cut -d '.' -f 2`
+echo $j
+mv $i ./$j.text
+done
+
+

OS/bash/Week3/q4.sh

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+#!/bin/sh
+
+echo "Enter Basic Salary"
+read basic
+echo "Enter TA"
+read TA
+GA=$(echo "$basic + $TA + 0.1*$basic" | bc -l)
+echo "$GA"

OS/bash/Week3/q4_1000.sh

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+#!/bin/sh
+
+echo "Enter Basic Salary"
+read basic
+echo "Enter TA"
+read TA
+GA=$(echo "$basic + $TA + 0.1*$basic" | bc -l)
+for i in $(seq 1 1000);do
+echo "$GA"
+done

OS/bash/Week3/q5.sh

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+#!/bin/sh
+
+echo "Enter the file extension"
+read ext
+
+echo "Enter the destination folder"
+read dest
+
+mkdir -p "$dest"
+
+files=$(find . -maxdepth 1 -type f -name "*.$ext")
+echo "$files"
+
+for file in $files; do
+	cp "$file" "$dest"
+done
+
+echo "Successfully copied files to target directory"

OS/bash/Week3/q6.sh

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+#!/bin/bash
+
+for file in *;do
+if [ -f "$file" ];then
+sed -i -E 's/(^|\.)ex:/\1Exammple:/g' "$file"
+fi
+done
+
+echo "File modified"