Problem 525. Mersenne Primes

Solution 1069138

Submitted on 2 Dec 2016 by JAEHYUK WOO

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Test	Status	Code Input and Output
1	Pass	x = 3; y_correct = true; assert(isequal(isMersenne(x),y_correct)) ans = logical 1
2	Pass	x = 127; y_correct = true; assert(isequal(isMersenne(x),y_correct)) ans = logical 1
3	Pass	x = 157; y_correct = false; assert(isequal(isMersenne(x),y_correct)) ans = 0
4	Pass	x = 2047; y_correct = false; assert(isequal(isMersenne(x),y_correct)) ans = logical 0
5	Pass	x = 8191; y_correct = true; assert(isequal(isMersenne(x),y_correct)) ans = logical 1
6	Pass	x = 524287; y_correct = true; assert(isequal(isMersenne(x),y_correct)) ans = logical 1
7	Pass	x = 536870911; y_correct = false; assert(isequal(isMersenne(x),y_correct)) ans = 0