Add linear search using shell script.

shell-script-linear-search/README.md

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+# shell-script-linear-search
+*Example Linear Search in Shell script*

shell-script-linear-search/shell-script-linear-search.sh

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+#!/bin/bash
+
+# number of elements. I'll not need it.
+echo "Type the number of elements: "
+read num_of_elements
+echo "Type all elements separated by spaces (example: 1 2 3 4): "
+read all_elements;
+echo "Type the element you want to search: "
+read element;
+
+FOUND="NOTFOUND"
+for e in $all_elements 
+do
+	if [ $element == $e ]; 
+	then
+		echo "Successful search!";
+		FOUND="FOUND";
+		break;
+	fi
+done
+
+if [ $FOUND == "NOTFOUND" ];
+then
+	echo "Not Found!";
+fi