Problem 792. Set some matrix elements to zero

Solution 1132385

Submitted on 2 Mar 2017 by mohammad z

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Test	Status	Code Input and Output
1	Pass	x = [1 2 3 4 5 5 6 5 7 9 8 3]; y_correct = [0 0 0 4 0 0 6 0 0 9 0 0]; assert(isequal(your_fcn_name(x),y_correct)) a = 58
2	Pass	x = magic(4); y_correct = [16 0 0 0 0 11 0 0 0 0 0 12 0 0 15 0]; assert(isequal(your_fcn_name(x),y_correct)) a = 136
3	Pass	x = pi; y_correct = pi; assert(isequal(your_fcn_name(x),y_correct)) a = 3.1416
4	Pass	x = 0; y_correct = 0; assert(isequal(your_fcn_name(x),y_correct)) a = 0
5	Pass	x = toeplitz(1:5); y_correct = [ 0 0 0 0 5 0 0 0 0 4 3 0 0 0 0 4 0 0 0 0 5 0 0 0 0]; assert(isequal(your_fcn_name(x),y_correct)) a = 65
6	Pass	x = ones(5); y_correct = [ 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0]; assert(isequal(your_fcn_name(x),y_correct)) a = 25
7	Pass	x =nchoosek(7:9,3); y_correct =[ 0 0 9]; assert(isequal(your_fcn_name(x),y_correct)) a = 24
8	Pass	x =nchoosek(4:9,2); y_correct = [ 0 5 0 6 0 7 0 8 0 9 0 6 0 7 0 8 0 9 0 7 0 8 0 9 0 8 0 9 0 9]; assert(isequal(your_fcn_name(x),y_correct)) a = 195