Cody

# Problem 512. Spot the rectangle

Solution 2227294

Submitted on 21 Apr 2020 by Megan Lingafelter
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### Test Suite

Test Status Code Input and Output
1   Pass
a = [ 1 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 ]; tf = false; assert(isequal(has_rectangle(a),tf))

R = 5 C = 5

2   Pass
a = [ 1 0 1 0 0 0 1 0 1 0 1 0 0 0 1 1 ]; tf = true; assert(isequal(has_rectangle(a),tf))

R = 4 C = 4

3   Pass
a = [ 1 0 1 0 0 0 1 1 0 0 1 1 ]; tf = true; assert(isequal(has_rectangle(a),tf))

R = 3 C = 4

4   Pass
a = [ 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 ]; tf = true; assert(isequal(has_rectangle(a),tf))

R = 3 C = 9

5   Pass
a = zeros(20); tf = false; assert(isequal(has_rectangle(a),tf))

R = 20 C = 20

6   Pass
a = ones(9); tf = true; assert(isequal(has_rectangle(a),tf))

R = 9 C = 9

7   Pass
a = double(magic(6)<9); tf = false; assert(isequal(has_rectangle(a),tf))

R = 6 C = 6