Cody

Problem 14. Find the numeric mean of the prime numbers in a matrix.

Solution 2152914

Submitted on 7 Mar 2020 by Søren Holm-Petersen
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Test Suite

Test Status Code Input and Output
1   Pass
x = 3; y_correct = 3; assert(isequal(meanOfPrimes(x),y_correct))

idx = logical 1 number_of_primes = 1 mean = 3

2   Pass
x = [1 2 3]; y_correct = 2.5; assert(isequal(meanOfPrimes(x),y_correct))

idx = 1×3 logical array 0 1 1 number_of_primes = 2 mean = 2.5000

3   Pass
x = [3 3; 3 3]; y_correct = 3; assert(isequal(meanOfPrimes(x),y_correct))

idx = 2×2 logical array 1 1 1 1 number_of_primes = 4 mean = 3

4   Pass
x = [7 3 8 8]'; y_correct = 5; assert(isequal(meanOfPrimes(x),y_correct))

idx = 4×1 logical array 1 1 0 0 number_of_primes = 2 mean = 5

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