Program that reads two numbers from keyboard 'n' and 'p' calculates the n raise to power p.

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UNIVERSITY OF THE PUNJAB

Third Semester 2016

Examination: B.S. 4 Years Programme 

Paper: Computer Organization and Assembly Language

Course Code: IT-203 / 21402

Question # 4:

Write an assembly language program that reads two numbers from keyboard 'n' and 'p' calculates the n raise to power p, i.e. n^p

Solution:

INCLUDE Irvine32.inc

.data
msg BYTE "Enter n : ",0
msg2 BYTE "Enter p : ",0
result BYTE "n raise to power p is : ",0
n DWORD ?
p DWORD ?
res DWORD ?
.code
main PROC
    mov edx, offset msg
    call WriteString
    call ReadInt
    mov n, eax
          
    mov edx, offset msg2
    call WriteString
    call ReadInt
    mov p,eax

    mov ecx, p
    mov eax, 1
    L1:
        mul n
    loop L1
  
    mov edx, offset result
    call WriteString
    call WriteDec
quit:
    call crlf
    call WaitMsg
    exit

main ENDP

END main

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