Cody

# Problem 44352. The Top 5 Primes

Solution 2136176

Submitted on 21 Feb 2020
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### Test Suite

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

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

Unable to perform assignment because the indices on the left side are not compatible with the size of the right side. Error in top5primes (line 3) y(:,i) = sort(x(isprime(x(:,i))),'descend'); Error in Test2 (line 3) assert(isequaln(top5primes(x),y_correct))

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

Assertion failed.

4   Fail
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))

Unable to perform assignment because the size of the left side is 5-by-1 and the size of the right side is 4-by-1. Error in top5primes (line 3) y(:,i) = sort(x(isprime(x(:,i))),'descend'); Error in Test4 (line 12) assert(isequaln(top5primes(x),y_correct))

5   Fail
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))

Unable to perform assignment because the size of the left side is 6-by-1 and the size of the right side is 4-by-1. Error in top5primes (line 3) y(:,i) = sort(x(isprime(x(:,i))),'descend'); Error in Test5 (line 7) assert(isequaln(top5primes(x),y_correct))

6   Fail
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))

Unable to perform assignment because the size of the left side is 5-by-1 and the size of the right side is 12-by-1. Error in top5primes (line 3) y(:,i) = sort(x(isprime(x(:,i))),'descend'); Error in Test6 (line 8) assert(isequaln(top5primes(x),y_correct))

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