Problem 320. Maintain shape of logical-index mask

Solution 42254

Submitted on 15 Feb 2012 by S L

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Test	Status	Code Input and Output
1	Pass	%% A = magic(3); mask = logical([0 1 1; 0 1 1; 0 1 1]); y_correct = [1 6; 5 7; 9 2]; assert(isequal(logicalBlock(A,mask),y_correct))
2	Pass	%% A = magic(4); mask = logical([0 0 0 0; 0 1 1 0; 0 1 1 0; 0 0 0 0]); y_correct = [11 10; 7 6]; assert(isequal(logicalBlock(A,mask),y_correct))
3	Pass	%% A = magic(4); mask = logical([1 1 1 0; 1 1 1 0; 0 0 0 0; 0 0 0 0]); y_correct = [16 2 3; 5 11 10]; assert(isequal(logicalBlock(A,mask),y_correct))
4	Pass	%% A = magic(5); mask = logical(ones(5)); y_correct = magic(5); assert(isequal(logicalBlock(A,mask),y_correct))