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Problem 44385. Extra safe primes

Solution 2177350

Submitted on 27 Mar 2020 by Perera Umesha
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Test Suite

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

p = -0.5000 p2 = -0.7500 ans = logical 0

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

p = 2 p2 = 0.5000 ans = logical 0

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

p = 3 p2 = 1 ans = logical 0

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

p = 5 p2 = 2 ans = logical 1

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

p = 7 p2 = 3 ans = logical 0

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

p = 11 p2 = 5 ans = logical 1

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

p = 35 p2 = 17 ans = logical 0

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

p = 359 p2 = 179 ans = logical 1

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

p = 1019 p2 = 509 ans = logical 1

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

p = 1.0195e+03 p2 = 509.2500 ans = logical 0

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

p = 2903 p2 = 1451 ans = logical 1

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