Problem 2491. Dudeney Numbers: Numbers which are the cube of their decimal sum

Solution 1484732

Submitted on 9 Apr 2018 by J. S. Kowontan

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Test	Status	Code Input and Output
1	Pass	x = 1; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
2	Pass	x = 10; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
3	Pass	x = 21; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
4	Pass	x = 99; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
5	Pass	x = 512; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
6	Pass	x = 666; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
7	Pass	x = 1729; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
8	Pass	x = 4913; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
9	Pass	x = -4913; y_correct = 0; assert(isequal(isDudenay(x),y_correct))
10	Pass	x = 5832; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
11	Pass	x = 17576; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
12	Pass	x = 19683; y_correct = 1; assert(isequal(isDudenay(x),y_correct))
13	Pass	x = 87539319; y_correct = 0; assert(isequal(isDudenay(x),y_correct))

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