Cody

# Problem 44385. Extra safe primes

Solution 1895606

Submitted on 9 Aug 2019 by Yuumi Ozaki
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### Test Suite

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

tf = logical 0

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

x = 2 tf = logical 0

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

x = 3 x = 1 tf = logical 0

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

x = 5 tf = logical 1

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

x = 7 x = 3 tf = logical 0

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

x = 11 x = 5 tf = logical 1

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

tf = logical 0

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

x = 359 x = 179 tf = logical 1

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

x = 1019 x = 509 tf = logical 1

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

tf = logical 0

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

x = 2903 x = 1451 tf = logical 1

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