Cody

# Problem 1323. Alternating sum

Solution 1709112

Submitted on 18 Jan 2019 by Valentin Noël-Youïnou
• Size: 7
• This is the leading solution.
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### Test Suite

Test Status Code Input and Output
1   Pass
x=508; assert(isequal(altsum(x),508))

[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 altsum (line 2) In ScoringEngineTestPoint1 (line 2) In solutionTest (line 3)]

2   Pass
x=[1692 591]; assert(isequal(altsum(x),1101))

[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 altsum (line 2) In ScoringEngineTestPoint2 (line 2) In solutionTest (line 5)]

3   Pass
x=[-644 380 1009]; assert(isequal(altsum(x),-15))

[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 altsum (line 2) In ScoringEngineTestPoint3 (line 2) In solutionTest (line 7)]

4   Pass
x=[-20 -48 0 -318]; assert(isequal(altsum(x),346))

[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 altsum (line 2) In ScoringEngineTestPoint4 (line 2) In solutionTest (line 9)]

5   Pass
x=[1095 -1874 428 896 731 578 40]; assert(isequal(altsum(x),2694))

[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 altsum (line 2) In ScoringEngineTestPoint5 (line 2) In solutionTest (line 11)]