Cody

# Problem 2701. Go to the head of the class!

Solution 2925532

Submitted on 8 Sep 2020 by Jens Kjærgaard Boldsen
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### Test Suite

Test Status Code Input and Output
1   Pass
m = magic(3); n = 9; y_correct=[9 2 4; 1 6 8; 5 7 3]; assert(isequal(me_first(m,n),y_correct));

i = 3 j = 2 matrix = 9 2 4 1 6 8 5 7 3

2   Pass
m = magic(3); n = 15; y_correct=m; assert(isequal(me_first(m,n),y_correct));

i = 0×1 empty double column vector j = 0×1 empty double column vector

3   Pass
m=reshape(1:55,11,[]); n=42; y_correct=[42 53 9 20 31 43 54 10 21 32 44 55 11 22 33 34 45 1 12 23 35 46 2 13 24 36 47 3 14 25 37 48 4 15 26 38 49 5 16 27 39 50 6 17 28 40 51 7 18 29 41 52 8 19 30]; assert(isequal(me_first(m,n),y_correct));

i = 9 j = 4 matrix = 42 53 9 20 31 43 54 10 21 32 44 55 11 22 33 34 45 1 12 23 35 46 2 13 24 36 47 3 14 25 37 48 4 15 26 38 49 5 16 27 39 50 6 17 28 40 51 7 18 29 41 52 8 19 30

4   Pass
m=reshape(1:64,8,[]) n=42; m(2)=42; y_correct=[42 10 18 26 34 42 50 58 3 11 19 27 35 43 51 59 4 12 20 28 36 44 52 60 5 13 21 29 37 45 53 61 6 14 22 30 38 46 54 62 7 15 23 31 39 47 55 63 8 16 24 32 40 48 56 64 1 9 17 25 33 41 49 57]; assert(isequal(me_first(m,n),y_correct));

m = 1 9 17 25 33 41 49 57 2 10 18 26 34 42 50 58 3 11 19 27 35 43 51 59 4 12 20 28 36 44 52 60 5 13 21 29 37 45 53 61 6 14 22 30 38 46 54 62 7 15 23 31 39 47 55 63 8 16 24 32 40 48 56 64 i = 2 j = 1 matrix = 42 10 18 26 34 42 50 58 3 11 19 27 35 43 51 59 4 12 20 28 36 44 52 60 5 13 21 29 37 45 53 61 6 14 22 30 38 46 54 62 7 15 23 31 39 47 55 63 8 16 24 32 40 48 56 64 1 9 17 25 33 41 49 57

5   Pass
x=randi(9)+3; m=ones(x); n=4; assert(isequal(me_first(m,n),m));

i = 0×1 empty double column vector j = 0×1 empty double column vector

6   Pass
x=randi(9)+3; m=ones(x); j=m; m(randi(numel(m)))=x n=x; j(1)=x; assert(isequal(me_first(m,n),j));

m = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 7 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 1 1 1 1 i = 3 j = 6 matrix = 7 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 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

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