flowchart LR
  Start[Start]
  Stop[Stop]
  Start --> Plus([<tt>+</tt>]) --> Stop
  Start --> Minus([<tt>-</tt>]) --> Stop
  Start --> Star([<tt>*</tt>]) --> Stop
  Start --> Slash([<tt>/</tt>]) --> Stop
  Start --> Div([<tt>div</tt>]) --> Stop
  Start --> Mod([<tt>mod</tt>]) --> Stop
  Start --> Power([<tt>^</tt>]) --> Stop