Title: barchart	Title: chain
Title: command	Title: command2
Title: figure1_gif	Title: figure1_mediator
Title: figure2_gif	Title: figure2_mediator
Title: figure3	Title: figure3_gif
Title: figure3_mediator	Title: iterator
Title: mediator	Title: mediator-pattern
Title: mediatorflip	Title: observer
Title: observer-pattern	Title: observer-pattern
Title: observerflip	Title: observer_gif
Title: responsibility-task	Title: strategy
Title: time	Title: time2
Title: traffic	Title: traffic1
Title: traffic2	Title: traffic3
Title: traffic4	Title: trafficapp
Title: visitor