Cody

# Problem 44385. Extra safe primes

Solution 1890011

Submitted on 2 Aug 2019 by Ben Karkera
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### Test Suite

Test Status Code Input and Output
1   Pass
x = 0; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 0 -0.5000 -0.7500

2   Pass
x = 5; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 5.0000 2.0000 0.5000

3   Pass
x = 7; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 7 3 1

4   Pass
x = 11; assert(isequal(isextrasafe(x),true))

tf = logical 0 j = 11 5 2 tf = logical 1

5   Pass
x = 15; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 15 7 3

6   Pass
x = 23; assert(isequal(isextrasafe(x),true))

tf = logical 0 j = 23 11 5 tf = logical 1

7   Pass
x = 71; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 71 35 17

8   Pass
x = 719; assert(isequal(isextrasafe(x),true))

tf = logical 0 j = 719 359 179 tf = logical 1

9   Pass
x = 2039; assert(isequal(isextrasafe(x),true))

tf = logical 0 j = 2039 1019 509 tf = logical 1

10   Pass
x = 2040; assert(isequal(isextrasafe(x),false))

tf = logical 0 j = 1.0e+03 * 2.0400 1.0195 0.5092

11   Pass
x = 5807; assert(isequal(isextrasafe(x),true))

tf = logical 0 j = 5807 2903 1451 tf = logical 1