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How can I make the code below work to calculate 7! and store the answer in the variable 'ans' ? .data i    DWORD 7h        j    DWORD 1h ans   DWORD ?    .code main proc     mov eax,i     mov ecx,7h      L1:    mul ecx         sub eax,j        mov ans,eax           loop    L1

How can I make the code below work to calculate 7! and store the answer in the variable 'ans' ? .data i    DWORD 7h        j    DWORD 1h ans   DWORD ?    .code main proc     mov eax,i     mov ecx,7h      L1:    mul ecx         sub eax,j        mov ans,eax           loop    L1

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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How can I make the code below work to calculate 7! and store the answer in the variable 'ans' ?

.data
i    DWORD 7h       
j    DWORD 1h
ans   DWORD ?   

.code
main proc
    mov eax,i
    mov ecx,7h     

L1:    mul ecx
        sub eax,j

       mov ans,eax      
    loop    L1
      

 

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A:

You are doing the multiplication wrong. 
 You are multiplying ecx by itself, not by the original number.
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