Cody

Problem 659. How long is the longest prime diagonal?

Solution 248994

Submitted on 24 May 2013 by Ram-Li-Czech
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Test Suite

Test Status Code Input and Output
1   Pass
%% n = 4; d = 2; %p = isprime(spiral(n));imagesc(p) assert(isequal(prime_spiral(n),d))

2   Pass
%% n = 7; d = 4; assert(isequal(prime_spiral(n),d))

3   Pass
%% n = 13; d = 5; assert(isequal(prime_spiral(n),d))

4   Pass
%% n = 52; d = 6; assert(isequal(prime_spiral(n),d))

5   Pass
%% n = 81; d = 9; assert(isequal(prime_spiral(n),d))

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