Find the number of rows and columns of non-zero number from certain row.

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fyza affandi
fyza affandi 2018-11-28
评论： fyza affandi 2018-11-28
Given a matrix named Matr below;
Matr =
0 0
0 0
1 0
0 0
2 0
0 1
1 1
How can I find the number of column and row form beginning of row to only row 6?
The result should be
[3 1
5 1
6 2]

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采纳的回答

YT
YT 2018-11-28
You can do something like this
[r, c] = find(Matr(1:6,:));
res = [r c]
%res =
%
% 3 1
% 5 1
% 6 2

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