Cody

Problem 314. Find the sum of the elements in the "second" diagonal

Solution 1104032

Submitted on 14 Jan 2017 by Matteo Raso
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Test Suite

Test Status Code Input and Output
1   Pass
x = magic(6); y_correct = 111; assert(isequal(sum_of_sec_diag(x),y_correct))

y = 0 a = 6 y = 24 y = 47 y = 69 y = 102 y = 107 y = 111

2   Pass
x = magic(10); y_correct = 505; assert(isequal(sum_of_sec_diag(x),y_correct))

y = 0 a = 10 y = 40 y = 104 y = 167 y = 229 y = 290 y = 380 y = 469 y = 482 y = 494 y = 505

3   Pass
x = magic(11); y_correct = 671; assert(isequal(sum_of_sec_diag(x),y_correct))

y = 0 a = 11 y = 66 y = 131 y = 195 y = 258 y = 320 y = 381 y = 441 y = 500 y = 558 y = 615 y = 671

4   Pass
x=[1 2 3; 4 4 6; 2 8 9]; y_correct = 9; assert(isequal(sum_of_sec_diag(x),y_correct))

y = 0 a = 3 y = 3 y = 7 y = 9

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