Cody

# Problem 67. Find common elements in matrix rows

Solution 2916235

Submitted on 5 Sep 2020
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### Test Suite

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

Index in position 1 exceeds array bounds. Error in common_by_row (line 2) y = x(1,:); Error in Test1 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test2 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test3 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test4 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test5 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test6 (line 3) assert(isequal(common_by_row(x),y_correct))

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

Unrecognized function or variable 'A'. Error in common_by_row (line 4) y = intersect(y,A(x,:)); Error in Test7 (line 3) assert(isequal(common_by_row(x),y_correct))

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