ascpial

      MOV R12, #1 //resultat
      MOV R0, #0 //iteration 
      INP R2, 2
boucle1:
      CMP R0, R2 //max
      BEQ finboucle1
      MOV R1, R0 //iteration mutliplication
      MOV R11, R12
boucle2:
      CMP R1, #0