Cody

# Problem 11. Back and Forth Rows

Solution 1287970

Submitted on 16 Oct 2017 by Alexis Marchesi
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 5; a = [ 1 2 3 4 5; 10 9 8 7 6; 11 12 13 14 15; 20 19 18 17 16; 21 22 23 24 25]; assert(isequal(a,back_and_forth(n)));

k = 0 l = 1 b = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 k = 1 l = 2 b = 1 2 3 4 5 10 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 k = 2 l = 3 b = 1 2 3 4 5 10 9 8 7 6 11 1 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 1 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 1 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 1 1 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 1 1 1 1 1 1 1 1 1 1 k = 3 l = 4 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 1 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 1 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 1 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 1 1 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 1 1 1 1 1 k = 4 l = 5 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 1 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 22 1 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 22 23 1 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 22 23 24 1 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 22 23 24 25 k = 5 l = 6 b = 1 2 3 4 5 10 9 8 7 6 11 12 13 14 15 20 19 18 17 16 21 22 23 24 25

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