Cody

# Problem 672. Longest run of consecutive numbers

Solution 1124693

Submitted on 16 Feb 2017 by Jihye Sofia Seo
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### Test Suite

Test Status Code Input and Output
1   Pass
a = [1 2 2 2 1 3 2 1 4 5 1]; y_correct = 2; assert(isequal(longrun(a),y_correct))

diffs = 1 0 0 -1 2 -1 -1 3 1 -4 diffs = 1 1 0 0 -1 2 -1 -1 3 1 -4 1 zeros = 3 4 nonZeros = 1 2 5 6 7 8 9 10 11 12 zeroStarts = 3 zeroEnds = 4 size = 1 v = 1 lo = 1 lo = 1 lo = 3 val = 2

2   Pass
a = [1 1 1 2 2 2 3 3 3]; y_correct = [1 2 3]; assert(isequal(longrun(a),y_correct))

diffs = 0 0 1 0 0 1 0 0 diffs = 1 0 0 1 0 0 1 0 0 1 zeros = 2 3 5 6 8 9 nonZeros = 1 4 7 10 zeroStarts = 2 5 8 zeroEnds = 3 6 9 size = 1 1 1 v = 1 lo = 1 lo = 1 2 3 lo = 2 5 8 val = 1 2 3

3   Pass
a = [-2 -2 -2 -2 -1 0 3]; y_correct = -2; assert(isequal(longrun(a),y_correct))

diffs = 0 0 0 1 1 3 diffs = 1 0 0 0 1 1 3 1 zeros = 2 3 4 nonZeros = 1 5 6 7 8 zeroStarts = 2 zeroEnds = 4 size = 2 v = 2 lo = 1 lo = 1 lo = 2 val = -2

4   Pass
a=[0 1 1 1 0 2 2 0 1 1 1 0]; y_correct = [1 1]; assert(isequal(longrun(a),y_correct))

diffs = 1 0 0 -1 2 0 -2 1 0 0 -1 diffs = 1 1 0 0 -1 2 0 -2 1 0 0 -1 1 zeros = 3 4 7 10 11 nonZeros = 1 2 5 6 8 9 12 13 zeroStarts = 3 7 10 zeroEnds = 4 7 11 size = 1 0 1 v = 1 lo = 1 lo = 1 3 lo = 3 10 val = 1 1

5   Pass
a=[3 3 3 2 2 1 6]'; y_correct=3; assert(isequal(longrun(a),y_correct))

diffs = 0 0 -1 0 -1 5 diffs = 1 0 0 -1 0 -1 5 1 zeros = 2 3 5 nonZeros = 1 4 6 7 8 zeroStarts = 2 5 zeroEnds = 3 5 size = 1 0 v = 1 lo = 1 lo = 1 lo = 2 val = 3

6   Pass
a=[3 3 3 2 2 2 1 6]'; y_correct=[3 2]'; assert(isequal(longrun(a),y_correct))

diffs = 0 0 -1 0 0 -1 5 diffs = 1 0 0 -1 0 0 -1 5 1 zeros = 2 3 5 6 nonZeros = 1 4 7 8 9 zeroStarts = 2 5 zeroEnds = 3 6 size = 1 1 v = 1 lo = 1 lo = 1 2 lo = 2 5 val = 3 2

7   Pass
a=[1 2 3 4 5]'; y_correct=a; assert(isequal(longrun(a),y_correct))

diffs = 1 1 1 1 diffs = 1 1 1 1 1 1 zeros = 0×1 empty double column vector val = 1 2 3 4 5