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Assembly Program to Calculate the Factorial

Calculate the Factorial

In this program, we are learning how to write an Assembly Program to Calculate the Factorial.

title"to print the factorial of a given number" .model small .stack .data val dw 4 str db"the factorial is:$" .code prnt macro mov dl,ah mov dh,al mov ah,02h int 21h mov dl,dh mov ah,02h int 21h endm main proc mov ax,@data mov ds,ax mov dx,offset str mov ah,09h int 21h mov cx,val mov ax,1 top: mul cx loop top mov dx,0 mov bx,100 div bx aam add ax,3030h push dx prnt pop ax aam add ax,3030h prnt mov ah,4ch int 21h main endp end main


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