NOMAINWIN
    WindowWidth = 800: WindowHeight = 500
    UpperLeftX = 100: UpperLeftY = 20
    TEXTBOX #w.entr, 20 , 40, 150, 25
    BUTTON #w.go, "Go !", [go], UL, 180, 40, 40, 20
    TEXTBOX #w.cyc, 290 , 40, 50, 25
    GRAPHICBOX #w.m 5, 5, 785, 440
    MENU #w, "Help", "Expliccazziones", [explic]
    OPEN "Suite de Syracuse" FOR window_nf AS #w
    #w, "TRAPCLOSE [close]"
    #w.m , "down"
    #w.m , "fill blue; color yellow; backcolor blue"
    #w.entr, "!font arial 12 bold"
    #w.entr, "1000000": #w.cyc, "4"
    #w.m , "PLACE 10 20": #w.m, "\ Nombre Origine"
    #w.m , "PLACE 240 20": #w.m, "\ Nombre Cycles triviaux"
     #w.m , "flush"
  wait
  [go]
    #w.m , "fill blue"
    sto=0: x=20: y=80: conter=0
    #w.entr, "!contents? var$": nombr=val(var$): dx=len(var$)*20
    #w.cyc, "!contents? var$": cyc=val(var$)
   ' cont=nombr*2
   for xx=1 to nombr*2
     If nombr mod 2=0 then
        nombr=nombr/2
        #w.m , "PLACE ";x;" ";y: #w.m, "\ ";str$(nombr): #w.m , "flush"
        y=y+20
        if y>420 then
          y=80: x=x+dx: dx=(len(str$(nombr))*20)
        end if
     end if
     if nombr=1 then conter=conter+1
     if conter=cyc then wait
     If nombr mod 2<>0 then
        nombr=nombr*3 +1
        #w.m , "PLACE ";x;" ";y: #w.m, "\";str$(nombr): #w.m , "flush"
        y=y+20
        if y>420 then
           y=80: x=x+dx: dx=(len(str$(nombr))*20)
        end if
     end if
     if nombr=1 then conter=conter+1
     if conter=cyc then wait
   next xx
  wait
  [explic]
    WindowWidth = 800: WindowHeight = 243
    UpperLeftX = 10: UpperLeftY = 140
    GRAPHICBOX #h.m 5, 5, 785, 200
    OPEN "Expliccazziones" FOR window_nf AS #h
    #h, "TRAPCLOSE [closeHelp]"
    help=1
    #h.m , "down"
    #h.m , "fill darkblue"
    #h.m , "color yellow; backcolor darkblue"
    #h.m , "PLACE 10, 20": #h.m, "\- Soit un nombre quelconque > 1"
    #h.m , "PLACE 10, 40": #h.m, "\- Si il est pair on le divise par 2"
    #h.m , "PLACE 10, 60": #h.m, "\- Si il est impair on le multiplie par 3 et on ajoute 1"
    #h.m , "PLACE 10, 80": #h.m, "\- On applique le même traitement au nombre obtenu"
    #h.m , "PLACE 10, 100": #h.m, "\- Quel que soit le nombre d'origine on abouti "
    #h.m , "PLACE 10, 120": #h.m, "\- Au cycle trivial: 2 1 4 "
    #h.m , "PLACE 10, 140": #h.m, "\- Ceci ne pouvant être prouvé, c'est une conjecture"
    #h.m , "PLACE 10, 180": #h.m, "\- La fameuse CONJECTURE DE SYRACUSE"
    #h.m , "flush"
  wait
  [closeHelp]
    help=0: close #h
  wait
  [close]
    if help=1 then help=0: close #h
    CLOSE  #w
    END