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Re: Incrementing an element multiple times without a loop? [message #88441 is a reply to message #88440]

Fri, 25 April 2014 08:00

Lajos Foldy
Messages: 176
Registered: December 2011

Senior Member

On Friday, April 25, 2014 4:50:24 PM UTC+2, timbo...@gmail.com wrote:
>
> For example a = [0,0,0], b=[1,1,2], the result should be [0,2,1]
>
> Simply using a[b]+=1 only increments the each unique element in b once and would give [0,1,1]
>

++a[b]

(a[b]+=1 and a[b]++ give different results, I don't know whether this is good or bad :-)

regards,
Lajos

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[Message index]

		Incrementing an element multiple times without a loop? By: TimB on Fri, 25 April 2014 07:50
		Re: Incrementing an element multiple times without a loop? By: Lajos Foldy on Fri, 25 April 2014 08:00
		Re: Incrementing an element multiple times without a loop? By: wlandsman on Fri, 25 April 2014 08:00
		Re: Incrementing an element multiple times without a loop? By: TimB on Fri, 25 April 2014 08:05

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