Merging cells,adding contents

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Andreas
Andreas 2013-11-17
评论： Andreas 2013-11-17
Hey everyone.! I have some data in this form
'Mary' [ 37]
'Lisa' [ 18]
'George' [ 20]
'Nick' [ 49]
'Mary' [ 24]
'George' [ 4]
'Lisa' [ 36]
(random names with random sequence)and I want to have this
'Mary' [ 61]
'Lisa' [ 54]
'George' [ 24]
'Nick' [ 49]
(not necessarily in this order) Any good ideas? Thank you all..

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采纳的回答

Azzi Abdelmalek
Azzi Abdelmalek 2013-11-17
v={'Mary' [ 37]
'Lisa' [ 18]
'George' [ 20]
'Nick' [ 49]
'Mary' [ 24]
'George' [ 4]
'Lisa' [ 36]}
[a,b,c]=unique(v(:,1),'stable')
n=accumarray(c,[v{:,2}]')
out=[a num2cell(n)]
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Andreas
Andreas 2013-11-17
aaaaamazing. thank you Azzi for your precise and quick answer.

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