Cody

# Problem 47. Extract leading non-zero digit

Solution 1640015

Submitted on 8 Oct 2018 by Philippe S.
• Size: 7
• This is the leading solution.
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### Test Suite

Test Status Code Input and Output
1   Pass
x = [100 23 -34 0.005 -0.466664 -0.555 1 134534]; y_correct = [1 2 3 5 4 5 1 1]; assert(isequal(leadingDigit(x),y_correct))

[Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In leadingDigit (line 2) In ScoringEngineTestPoint1 (line 3) In solutionTest (line 3)]

2   Pass
x = [57 -0.2 8913 -63 0.838127]; y_correct = [5 2 8 6 8]; assert(isequal(leadingDigit(x),y_correct))

[Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In leadingDigit (line 2) In ScoringEngineTestPoint2 (line 3) In solutionTest (line 5)]

3   Pass
x = [-0.4336 0.3426 3.5784 2.7694 -1.3499]; y_correct = [4 3 3 2 1]; assert(isequal(leadingDigit(x),y_correct))

[Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In leadingDigit (line 2) In ScoringEngineTestPoint3 (line 3) In solutionTest (line 7)]

4   Pass
x = [0.3000 -0.1 -0.00000002 0.5 0.002]; y_correct = [3 1 2 5 2]; assert(isequal(leadingDigit(x),y_correct))

[Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In leadingDigit (line 2) In ScoringEngineTestPoint4 (line 3) In solutionTest (line 9)]

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