Cody

Problem 1722. Find the next prime number

Solution 285191

Submitted on 19 Jul 2013
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Test Suite

Test Status Code Input and Output
1   Pass
%% n = 1; out = 2; assert(isequal(nextprimenum(n),out))

o = 2

2   Pass
%% n = 7; out = 11; assert(isequal(nextprimenum(n),out))

o = 11

3   Pass
%% n = [1 2 3 4 5 6 7 8 9]; out = [2 3 5 5 7 7 11 11 11]; assert(isequal(nextprimenum(n),out))

o = 2 o = 2 3 o = 2 3 5 o = 2 3 5 5 o = 2 3 5 5 7 o = 2 3 5 5 7 7 o = 2 3 5 5 7 7 11 o = 2 3 5 5 7 7 11 11 o = 2 3 5 5 7 7 11 11 11

4   Pass
%% n = [71 25 63 47 65 36 47 58 69]; out = [73 29 67 53 67 37 53 59 71]; assert(isequal(nextprimenum(n),out))

o = 73 o = 73 29 o = 73 29 67 o = 73 29 67 53 o = 73 29 67 53 67 o = 73 29 67 53 67 37 o = 73 29 67 53 67 37 53 o = 73 29 67 53 67 37 53 59 o = 73 29 67 53 67 37 53 59 71

5   Pass
%% n = [171 255 636 487 675 369 477 538 969]; out = [173 257 641 491 677 373 479 541 971]; assert(isequal(nextprimenum(n),out))

o = 173 o = 173 257 o = 173 257 641 o = 173 257 641 491 o = 173 257 641 491 677 o = 173 257 641 491 677 373 o = 173 257 641 491 677 373 479 o = 173 257 641 491 677 373 479 541 o = 173 257 641 491 677 373 479 541 971

6   Fail
%% n = [172541 255564 632436 4564587 6778675 334469 475647 575638 96879]; out = [172553 255571 632447 4564589 6778691 334487 475649 575647 96893]; assert(isequal(nextprimenum(n),out))

Error: Improper assignment with rectangular empty matrix.