Cody

Problem 44385. Extra safe primes

Solution 1746994

Submitted on 10 Mar 2019
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Test Suite

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

The number p is not an extra safe prime number

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

The number s is a safe prime number of the safe prime n

Assertion failed.

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

The number p is not an extra safe prime number

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

The number s is a safe prime number of the safe prime n

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

The number p is not an extra safe prime number

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

The number p is not an extra safe prime number

Assertion failed.

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

The number p is not an extra safe prime number

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

The number s is a safe prime number of the safe prime n

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

The number p is not an extra safe prime number

Assertion failed.

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

The number p is not an extra safe prime number

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

The number p is not an extra safe prime number

Assertion failed.