Cody

# Problem 44352. The Top 5 Primes

Solution 1316769

Submitted on 26 Oct 2017 by james cunnane
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### Test Suite

Test Status Code Input and Output
1   Pass
assessFunctionAbsence({'regexp','regexpi','regexprep','str2num'},'FileName','top5primes.m')

2   Pass
x = 1:10; y_correct = [7 5 3 2 NaN]; assert(isequaln(top5primes(x),y_correct))

ans = 7 5 3 2 0 0 0 0 0 0 ans = 7 5 3 2 0 ans = 7 5 3 2 NaN

3   Pass
x = (1:2:100).'; y_correct = [97 89 83 79 73].'; assert(isequaln(top5primes(x),y_correct))

ans = 97 89 83 79 73 71 67 61 59 53 47 43 41 37 31 29 23 19 17 13 11 7 5 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ans = 97 89 83 79 73 ans = 97 89 83 79 73

4   Pass
x = [17 6 3 13 8 17 1 2 5 5 3 7 7 11 2 31 7 6]; y_correct = [31 11 17 17 7 7 13 3 5 7 2 3 5 NaN 2]; assert(isequaln(top5primes(x),y_correct))

ans = 31 11 17 17 7 7 13 3 5 7 2 3 5 0 2 0 0 0 ans = 31 11 17 17 7 7 13 3 5 7 2 3 5 0 2 ans = 31 11 17 17 7 7 13 3 5 7 2 3 5 NaN 2

5   Pass
x = interp1(magic(30).',1:5).'; y_correct = [877 733 863 719 881 829 701 751 173 769 797 139 59 157 29 89 107 43 109 13 73 NaN 11 61 NaN]; assert(isequaln(top5primes(x),y_correct))

ans = 877 733 863 719 881 829 701 751 173 769 797 139 59 157 29 89 107 43 109 13 73 0 11 61 0 41 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ans = 877 733 863 719 881 829 701 751 173 769 797 139 59 157 29 89 107 43 109 13 73 0 11 61 0 ans = 877 733 863 719 881 829 701 751 173 769 797 139 59 157 29 89 107 43 109 13 73 NaN 11 61 NaN

6   Pass
rng(0); x = reshape(randperm(200,180),36,5); y_correct = [163 181 173 197 193 71 179 149 191 157 23 167 113 139 151 19 131 101 83 137 NaN 109 67 73 127]; assert(isequaln(top5primes(x),y_correct))

ans = 163 181 173 197 193 71 179 149 191 157 23 167 113 139 151 19 131 101 83 137 0 109 67 73 127 0 107 53 59 97 0 103 41 47 89 0 79 2 43 61 0 37 0 11 31 0 29 0 7 13 0 17 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ans = 163 181 173 197 193 71 179 149 191 157 23 167 113 139 151 19 131 101 83 137 0 109 67 73 127 ans = 163 181 173 197 193 71 179 149 191 157 23 167 113 139 151 19 131 101 83 137 NaN 109 67 73 127