Cody

# Problem 67. Find common elements in matrix rows

Solution 590509

Submitted on 3 Mar 2015 by Koteswar Rao Jerripothula
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### Test Suite

Test Status Code Input and Output
1   Pass
%% x = []; y_correct = []; assert(isequal(common_by_row(x),y_correct))

2   Pass
%% x = [1e100; 1e100]; y_correct = [1e100]; assert(isequal(common_by_row(x),y_correct))

s = 2

3   Pass
%% x = [1; 2]; y_correct = []; assert(isequal(common_by_row(x),y_correct))

s = 1 s = 1

4   Pass
%% x = ones(10); y_correct = [1]; assert(isequal(common_by_row(x),y_correct))

s = 10

5   Pass
%% x = magic(10); y_correct = []; assert(isequal(common_by_row(x),y_correct))

s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1 s = 1

6   Pass
%% x = wilkinson(9); y_correct = [0 1]; assert(isequal(common_by_row(x),y_correct))

s = 9 s = 9 s = 2 s = 2 s = 2

7   Pass
%% x = [3 -2 1 NaN; NaN 0 -2 3]; y_correct = [-2 3]; assert(isequal(common_by_row(x),y_correct))

s = 2 s = 1 s = 1 s = 2 s = 0 s = 0