Main.xaml

<Activity mc:Ignorable="sap sap2010" x:Class="Main" mva:VisualBasic.Settings="{x:Null}" sap:VirtualizedContainerService.HintSize="863,786" sap2010:WorkflowViewState.IdRef="ActivityBuilder_1" xmlns="http://schemas.microsoft.com/netfx/2009/xaml/activities" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:mva="clr-namespace:Microsoft.VisualBasic.Activities;assembly=System.Activities" xmlns:sap="http://schemas.microsoft.com/netfx/2009/xaml/activities/presentation" xmlns:sap2010="http://schemas.microsoft.com/netfx/2010/xaml/activities/presentation" xmlns:scg="clr-namespace:System.Collections.Generic;assembly=mscorlib" xmlns:sco="clr-namespace:System.Collections.ObjectModel;assembly=mscorlib" xmlns:ui="http://schemas.uipath.com/workflow/activities" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
  <TextExpression.NamespacesForImplementation>
    <sco:Collection x:TypeArguments="x:String">
      <x:String>System.Activities</x:String>
      <x:String>System.Activities.Statements</x:String>
      <x:String>System.Activities.Expressions</x:String>
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      <x:String>System.Diagnostics</x:String>
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      <x:String>System.Net.Mail</x:String>
      <x:String>System.Xml</x:String>
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      <x:String>UiPath.Core</x:String>
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      <x:String>System.Windows.Markup</x:String>
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      <AssemblyReference>UiPath.UiAutomation.Activities</AssemblyReference>
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  <Sequence DisplayName="Año Biciesto" sap:VirtualizedContainerService.HintSize="843,686" sap2010:WorkflowViewState.IdRef="Sequence_2">
    <Sequence.Variables>
      <Variable x:TypeArguments="x:Int32" Name="year" />
    </Sequence.Variables>
    <sap:WorkflowViewStateService.ViewState>
      <scg:Dictionary x:TypeArguments="x:String, x:Object">
        <x:Boolean x:Key="IsExpanded">True</x:Boolean>
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    <DoWhile DisplayName="Do While" sap:VirtualizedContainerService.HintSize="801,594" sap2010:WorkflowViewState.IdRef="DoWhile_1" Condition="[Not (year mod 4 = 0 And year mod 100 &lt;&gt; 0) or (year mod 400 = 0)]">
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        <sap:WorkflowViewStateService.ViewState>
          <scg:Dictionary x:TypeArguments="x:String, x:Object">
            <x:Boolean x:Key="IsExpanded">True</x:Boolean>
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        </sap:WorkflowViewStateService.ViewState>
        <ui:InputDialog Options="{x:Null}" DisplayName="Input Dialog" sap:VirtualizedContainerService.HintSize="713,92" sap2010:WorkflowViewState.IdRef="InputDialog_1" IsPassword="False" Label="Ingrese el año" Title="Calcular Año Biciesto">
          <ui:InputDialog.Result>
            <OutArgument x:TypeArguments="x:Int32">[year]</OutArgument>
          </ui:InputDialog.Result>
        </ui:InputDialog>
        <If Condition="[(year mod 4 = 0 And year mod 100 &lt;&gt; 0) or (year mod 400 = 0)]" sap:VirtualizedContainerService.HintSize="713,208" sap2010:WorkflowViewState.IdRef="If_1">
          <If.Then>
            <ui:MessageBox Caption="{x:Null}" ChosenButton="{x:Null}" Buttons="Ok" DisplayName="Message Box" sap:VirtualizedContainerService.HintSize="334,59" sap2010:WorkflowViewState.IdRef="MessageBox_1" Text="[&quot;El año ingresado es biciesto&quot;]" TopMost="True" />
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          </If.Else>
        </If>
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    </DoWhile>
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</Activity>