Add GCD, LCM and main scripts

main.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+# main.sh
+
+echo "Введите первое число:"
+read num1
+echo "Введите второе число:"
+read num2
+
+echo "НОД($num1, $num2) = $(./script_GCD.sh $num1 $num2)"
+echo "НОК($num1, $num2) = $(./script_LCM.sh $num1 $num2)"

script_GCD.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+# script_GCD.sh
+
+gcd() {
+    a=$1
+    b=$2
+    while [ $b -ne 0 ]; do
+        temp=$b
+        b=$((a % b))
+        a=$temp
+    done
+    echo $a
+}
+
+gcd $1 $2

script_LCM.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+# script_LCM.sh
+
+gcd() {
+    a=$1
+    b=$2
+    while [ $b -ne 0 ]; do
+        temp=$b
+        b=$((a % b))
+        a=$temp
+    done
+    echo $a
+}
+
+lcm() {
+    a=$1
+    b=$2
+    gcd_val=$(gcd $a $b)
+    echo $((a * b / gcd_val))
+}
+
+lcm $1 $2