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Solution 403349

Submitted on 13 Feb 2014 by J-G van der Toorn

Correct

27Size
Leading solution size is 15.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
Code Input and Output
1
Pass
 
%%
x = 1;
y_correct = 1;
assert(isequal(rainbow(x),y_correct))

                    
2
Pass
 
%%
x = 3;
y_correct = [1 2 3; 2 3 2; 3 2 1];
assert(isequal(rainbow(x),y_correct))

                    
3
Pass
 
%%
x = 5;
y_correct = [1 2 3 4 5; 2 3 4 5 4; 3 4 5 4 3; 4 5 4 3 2; 5 4 3 2 1];
assert(isequal(rainbow(x),y_correct))

                    
4
Pass
 
%%
x = 7;
y_correct = [...
     1     2     3     4     5     6     7;
     2     3     4     5     6     7     6;
     3     4     5     6     7     6     5;
     4     5     6     7     6     5     4;
     5     6     7     6     5     4     3;
     6     7     6     5     4     3     2;
     7     6     5     4     3     2     1];
assert(isequal(rainbow(x),y_correct))