Cody

Problem 68. Kaprekar Steps

Solution 2083151

Submitted on 7 Jan 2020 by Malcolm Wildgoose
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test Status Code Input and Output
1   Pass
x = 3276; y_correct = 5; assert(isequal(KaprekarSteps(x),y_correct))

x = 5265 y = 1 x = 3996 y = 2 x = 6264 y = 3 x = 4176 y = 4 x = 6174 y = 5

2   Pass
x = 3; y_correct = 6; assert(isequal(KaprekarSteps(x),y_correct))

x = 2997 y = 1 x = 7173 y = 2 x = 6354 y = 3 x = 3087 y = 4 x = 8352 y = 5 x = 6174 y = 6

3   Pass
x = 691; y_correct = 7; assert(isequal(KaprekarSteps(x),y_correct))

x = 9441 y = 1 x = 7992 y = 2 x = 7173 y = 3 x = 6354 y = 4 x = 3087 y = 5 x = 8352 y = 6 x = 6174 y = 7

4   Pass
x = 3333; y_correct = Inf; assert(isequal(KaprekarSteps(x),y_correct))

x = 0 y = 1 y = Inf

5   Pass
x = 1; y_correct = 5; assert(isequal(KaprekarSteps(x),y_correct))

x = 999 y = 1 x = 8991 y = 2 x = 8082 y = 3 x = 8532 y = 4 x = 6174 y = 5

6   Pass
x = 6174; y_correct = 0; assert(isequal(KaprekarSteps(x),y_correct))

7   Pass
x = 1234; y_correct = 3; assert(isequal(KaprekarSteps(x),y_correct))

x = 3087 y = 1 x = 8352 y = 2 x = 6174 y = 3

8   Pass
x = 3141; y_correct = 5; assert(isequal(KaprekarSteps(x),y_correct))

x = 3177 y = 1 x = 6354 y = 2 x = 3087 y = 3 x = 8352 y = 4 x = 6174 y = 5

9   Pass
x = 8080; y_correct = 6; assert(isequal(KaprekarSteps(x),y_correct))

x = 8712 y = 1 x = 7443 y = 2 x = 3996 y = 3 x = 6264 y = 4 x = 4176 y = 5 x = 6174 y = 6

Suggested Problems

More from this Author95

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!