Show Bid Request
Alg
Bid Request Id: 23639
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Posted by: |
mustang69 (5 ratings)
(Software buyer rating 10 )
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Non-action Ratio: |
Above Average - 37.50%
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Posted: |
Aug 4, 2002
3:11:05 PM EDT
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Bidding Closes: |
Aug 5, 2002
3:15:27 PM EDT
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Viewed (by coders): |
119 times
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Deadline: |
8/6/2002 12:00:00 PM
TIME EXPIRED
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Description:
Deliverables:
Complete and fully-functional working program(s) in executable form as well as complete source code of all work done.
Complete copyrights to all work purchased.
Platform:
Windows
Must be 100% finished and received by buyer on:
Aug 6, 2002 12:00:00 PM EDT
Deadline legal notes: All times are expressed in the time zone of the site EDT (UT - 5). If the buyer omitted a time, then the deadline is 11:59:59 PM EDT on the indicated date.
Remember that contacting the other party outside of the site (by email, phone, etc.) on all business projects < $500 (before the buyer's money is escrowed) is a violation of both the software buyer and seller agreements.
We monitor all site activity for such violations and can instantly expel transgressers on the spot, so we thank you in advance for your cooperation.
If you notice a violation please help out the site and report it. Thanks for your help.
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Bidding/Comments:
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All monetary amounts on the site are in United States dollars.
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| Name |
Bid Amount
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Date |
Coder Rating |
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$10 (USD)
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Aug 5, 2002
2:02:28 PM EDT
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9.89
(Excellent)
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Hello, i think i can help you:
# Routine to multiply two 8 bit numbers
# $v0=$a0*$a1
# There's no range check!
mul_8: li $t0,0
bgtz $a0,else
sub $a0,$0,$a0
li $t0,1
bgtz $a1,endif
sub $a1,$0,$a1
li $t0,0
j endif
else:
bgtz $a1,endif
sub $a1,$0,$a1
li $t0,1
endif:
li $v0,0
move $t1,$a1
next: beqz $t1,endfor
add $v0,$v0,$a0
sub $t1,1
j next
endfor:
and $v0,0xFFFF
beqz $t0,pos
not $v0,$v0
add $v0,1
pos:
jr $ra
The source code i sent you was tested with PC-SPIM 6.03. For complete details, please contact me.
Bye
PD. Oops, 11 * -13 is .... 11*13=143 (0x008F) -result is 2-Byte long-, change sign with two's complement: 0x008F=0000000010001111b, not(0x008F)+1=1111111101110000b+1b=1111111101110001b=0xFF71. Thats the internal machine representation. |
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Attached File
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DEN!