@startuml skinparam class { BackgroundColor<<CommandLineInputEndpoint>> BurlyWood BackgroundColor<<CommandLineArgsInputEndpoint>> BurlyWood BackgroundColor<<AliyunHttpInputEndpoint>> BurlyWood BackgroundColor<<OutputEndpoint>> BurlyWood BackgroundColor<<PureFunction>> LightBlue BackgroundColor<<AlternativePath>> Crimson } class NumInput <<CommandLineInputEndpoint>> class Add2 <<PureFunction>> class Add <<PureFunction>> class Print <<OutputEndpoint>> class Multi3 <<PureFunction>> NumInput --> NI::Integer NI::Integer --> Add2 NI::Integer --> Multi3 Add2 --> A2::Integer A2::Integer --> "1" Add Multi3 --> M3::Integer M3::Integer --> "2" Add Add --> A::Integer A::Integer --> Print @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art