known interation each cell of a matrix

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baran
baran 2014-11-8
编辑： Azzi Abdelmalek 2014-11-8
hi all, i have two columns , i want to write a code in matlab that produce a result column in which rows of it, each of values in the first columns , repeat as number of values in second columns. for example :
if first column=a second column=B
5.3 2
6.2 3
7.12 5
the result is
result column=C
5.3
5.3
6.2
6.2
6.2
7.12
7.12
7.12
7.12
7.12
how should i write it in matlab ?

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Azzi Abdelmalek
Azzi Abdelmalek 2014-11-8
编辑：Azzi Abdelmalek 2014-11-8
M=[ 5.3 2
6.2 3
7.12 5]
out=cell2mat(arrayfun(@(x,y) x*ones(y,1),M(:,1),M(:,2),'un',0))

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