end of day 4 week 1

week 1/day 4/exo1.ps1

@@ -0,0 +1,16 @@
+# exo 1
+$number = [int](Read-Host('please enter a number'));
+
+if(!$number || $number -isnot [int])
+{
+    Write-Host('you should enter a number !')
+    exit
+}
+
+if ($number % 2)
+{
+    Write-Host('Odd');
+}else
+{
+    Write-Host('Even');
+}