add scripts v1

main.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+echo "calculashion gcd and lcm"
+
+echo "pls write first agr"
+read num1
+
+echo "pls write second agr"
+read num2
+gcd=$(./script_GCD.sh $num1 $num2)
+
+echo "GCD for $num1 and $num2 is $gcd"

script_GCD.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+if [ $# -ne 2 ]; then
+	echo "error, pls whrite 2 arguments"
+	exit 1
+fi
+
+a=$1
+b=$2
+
+while [ $b -ne 0 ]; do
+	ostatok=$((a % b))
+	a=$b
+	b=$ostatok
+done
+echo $a
+
+
+
+