Cody

# Problem 42985. Vector multiplication

Solution 966997

Submitted on 13 Sep 2016 by goc3
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### Test Suite

Test Status Code Input and Output
1   Pass
filetext = fileread('vmultiply.m'); assert(isempty(strfind(filetext,'regexp'))) assert(isempty(strfind(filetext,'switch')))

2   Pass
v1 = [1 2]; v2 = [5 0 0]; v3_correct = [6 0 0 0]; assert(isequal(vmultiply(v1,v2),v3_correct)) assert(isequal(vmultiply(v2,v1),v3_correct))

q = 0 0 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 0 0 0 q = 0 0 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 0 0 0 q = 5 10 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 5 10 0 0 p = 6 0 0 0 q = 10 0 0 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 10 0 0 q = 5 0 0 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 6 0 0 0 p = 6 0 0 0

3   Pass
v1 = [9 9]; v2 = [9 9]; v3_correct = [9 8 0 1]; assert(isequal(vmultiply(v1,v2),v3_correct)) assert(isequal(vmultiply(v2,v1),v3_correct))

q = 81 81 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 0 81 81 q = 81 81 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 89 90 1 p = 9 8 0 1 q = 81 81 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 0 81 81 q = 81 81 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 97 through 100 0 89 90 1 p = 9 8 0 1

4   Pass
v1 = [8 3 4 5 7 1 6 9 4 0 2 0 2 1 5 8 9 4]; v2 = [1 0 0 6 6 9 4 3 1 8 2 7 0 5 4 5 5]; v3_correct = [8 4 0 1 5 8 5 8 2 5 5 9 5 7 5 5 3 3 8 6 7 6 3 6 6 1 1 1 5 0 1 7 7 0]; assert(isequal(vmultiply(v1,v2),v3_correct)) assert(isequal(vmultiply(v2,v1),v3_correct))

q = Columns 1 through 16 40 15 20 25 35 5 30 45 20 0 10 0 10 5 25 40 Columns 17 through 18 45 20 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 0 40 15 20 25 35 5 30 45 20 0 10 0 10 5 Columns 97 through 100 25 40 45 20 q = Columns 1 through 16 40 15 20 25 35 5 30 45 20 0 10 0 10 5 25 40 Columns 17 through 18 45 20 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 0 44 16 27 27 43 10 38 49 27 0 11 0 11 5 32 Columns 97 through 100 49 49 27 0 q = Columns 1 through 16 32 12 16 20 28 4 24 36 16 0 8 0 8 4 20 32 Columns 17 through 18 36 16 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 81 through 96 36 17 25 20 29 8 28 39 17 7 9 1 9 5 28 39 Columns 97 through 100 40 17 7 0 q = Columns 1 through 16 40 15 20 25 35 5 30 45 20 0 10 0 10 5 25 40 Columns 17 through 18 45 20 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 43 Columns 81 through 96 22 29 32 38 5 31 47 20 7 17 9 11 14 33 42 48 Columns 97 through 100 21 7 7 0 q = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 18 0 0 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 5 Columns 81 through 96 5 2 5 8 8 5 9 0 8 8 0 2 7 7 7 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 56 21 28 35 49 7 42 63 28 0 14 0 14 7 35 56 Columns 17 through 18 63 28 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 0 56 25 33 Columns 81 through 96 40 51 12 50 71 33 9 14 8 22 7 37 63 70 35 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 16 6 8 10 14 2 12 18 8 0 4 0 4 2 10 16 Columns 17 through 18 18 8 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 0 21 14 16 17 Columns 81 through 96 19 4 19 25 12 4 4 5 4 5 11 20 18 11 5 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 64 24 32 40 56 8 48 72 32 0 16 0 16 8 40 64 Columns 17 through 18 72 32 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 0 66 26 37 47 64 Columns 81 through 96 17 54 73 38 2 20 4 21 12 46 67 73 41 1 5 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 8 3 4 5 7 1 6 9 4 0 2 0 2 1 5 8 Columns 17 through 18 9 4 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 0 14 12 4 7 10 7 Columns 81 through 96 9 10 10 8 6 0 8 3 12 11 13 11 1 1 5 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 24 9 12 15 21 3 18 27 12 0 6 0 6 3 15 24 Columns 17 through 18 27 12 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 33 through 48 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 49 through 64 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 65 through 80 0 0 0 0 0 0 0 0 0 25 14 14 19 29 3 26 Columns 81 through 96 27 13 0 14 6 6 11 19 27 29 16 1 1 1 5 0 Columns 97 through 100 1 7 7 0 q = Columns 1 through 16 32 12 16 20 28 4 24 36 16 0 8 0 8 4 20 32 Columns 17 through 18 36 16 p = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 32 0 0 0 0 0 0 0 0 0 0 ...