finding repeated values of two columns data?

Finding the repeated values

ex: 1 3

2 4

1 5

1 3

3 1

4 5

6 8

7 0

1 3

4 5

in the above 1 3 repeated 3 times and 4 5 repeated twice

my question how to find repeated values of two column values in matlab any body please suggest me

Answer 1

[madhan ravi]

No loops needed:

[Rows,~,c]= unique(ex,'rows');
Counts = accumarray(c,1);
Wanted = [table(Rows),table(Counts)]

Answer 2

[Sai Sri Pathuri]

This answer may help

https://in.mathworks.com/matlabcentral/answers/128818-find-the-repetition-of-matrix-rows

However, they checked only for one row, you may use a loop to check for all rows