Cody

# Problem 981. Find nearest prime number less than input number

Solution 2026388

Submitted on 18 Nov 2019 at 12:42 by Le Duc Vu
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 127; y_correct = 113; assert(isequal(minorprime(n),y_correct))

y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = 113

2   Pass
n = 125; y_correct = 113; assert(isequal(minorprime(n),y_correct))

y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = 113

3   Pass
n = 3; y_correct = 2; assert(isequal(minorprime(n),y_correct))

y = 2

4   Pass
n = 2; y_correct = []; assert(isequal(minorprime(n),y_correct))

y = []

5   Pass
n = 1328; y_correct = 1327; assert(isequal(minorprime(n),y_correct))

y = 1327

6   Pass
n = 5050109; y_correct = 5050099; assert(isequal(minorprime(n),y_correct))

y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = 5050099

7   Pass
pn = primes(1e6); ind = max(100,floor(numel(pn)*rand)); n = pn(ind) - 1; y_correct = pn(ind - 1); assert(isequal(minorprime(n),y_correct))

y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = [] y = 636781