Create matrix based on the row numbers

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Alex Rob
Alex Rob 2017-5-7
回答： Andrei Bobrov 2017-5-7
Matrix A as follows:
A = [
1
3
4
7
];
Matrix B as follows:
B = [
186691
186242
106221
176882
179562
156792
155692
158642
155785
157852
];
I want to create matrix C as follow where matrix A is the selected row numbers of matrix B.
C = [
186691
106221
176882
155692
];

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回答（1 个）

Andrei Bobrov
Andrei Bobrov 2017-5-7
C = B(A);

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