Cody

# Problem 67. Find common elements in matrix rows

Solution 719178

Submitted on 21 Aug 2015 by Ian Riley
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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))

y = []

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

y = [] el = 1.0000e+100 y = 1.0000e+100

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

y = [] el = 1

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

y = [] el = 1 el = 1 el = 1 el = 1 el = 1 el = 1 el = 1 el = 1 el = 1 el = 1 y = 1

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

y = [] el = 92 el = 99 el = 1 el = 8 el = 15 el = 67 el = 74 el = 51 el = 58 el = 40

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

y = [] el = 4 el = 1 el = 0 el = 0 el = 0 el = 0 el = 0 el = 0 el = 0 y = 0 1

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

y = [] el = 3 el = -2 el = 1 el = NaN y = -2 3

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