Old computer prog (pascal era) / What new and easy for simple programs in win Os now, Know some unix shell



Thanks for quick respond. Friend wanted to find software or program something for his used car elec. billboard which consists of a
laptop to tv display (hdmi/pc in) to have pic of car with running display of 1 cent off total price every 1 min ? or like that, continuously
and able to input value in win xp/7 os.