Problem 317. Find the stride of the longest skip sequence

Solution 1666127

Submitted on 5 Nov 2018 by Shubham Gupta

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Test	Status	Code Input and Output
1	Pass	a = [1 5 3 11 7 2 4 9]; stride = 2; assert(isequal(skip_sequence_stride(a),stride)) l = 36 stride = 2
2	Pass	a = [1:5:20 23:3:42 2:9:100]; stride = 9; assert(isequal(skip_sequence_stride(a),stride)) l = 1638 stride = 9
3	Pass	a = [2:2:22 13:17]; a = a(randperm(length(a))); stride = 2; assert(isequal(skip_sequence_stride(a),stride)) l = 448 stride = 2
4	Pass	a = 37:5:120; a = a(randperm(length(a))); stride = 5; assert(isequal(skip_sequence_stride(a),stride)) l = 1309 stride = 5
5	Pass	a = [1:5 101:10:171 201:205]; a = a(randperm(length(a))); stride = 10; assert(isequal(skip_sequence_stride(a),stride)) l = 787 stride = 10
6	Pass	a = [7:17:302 primes(300)]; a = sort(a); stride = 17; assert(isequal(skip_sequence_stride(a),stride)) l = 15878 stride = 17

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