Cody

Problem 729. Flag largest magnitude swings as they occur

Solution 496142

Submitted on 5 Sep 2014 by Peter Lindberg
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Test Suite

Test Status Code Input and Output
1   Pass
%% delta = [1 -3 4 2 -1 6 -2 -7] peaks = [1 -1 1 0 0 1 0 -1] assert(isequal(magnitude_swing(delta),peaks))

delta = 1 -3 4 2 -1 6 -2 -7 peaks = 1 -1 1 0 0 1 0 -1 l = 8 y = 1 xmax = 1 y = 1 -1 xmin = -3 y = 1 -1 1 xmax = 4 y = 1 -1 1 0 y = 1 -1 1 0 0 y = 1 -1 1 0 0 1 xmax = 6 y = 1 -1 1 0 0 1 0 y = 1 -1 1 0 0 1 0 -1 xmin = -7

2   Pass
%% delta = [1 4 5 -2 1 7 -4 -6 5 3] peaks = [1 1 1 -1 0 1 -1 -1 0 0] assert(isequal(magnitude_swing(delta),peaks))

delta = 1 4 5 -2 1 7 -4 -6 5 3 peaks = 1 1 1 -1 0 1 -1 -1 0 0 l = 10 y = 1 xmax = 1 y = 1 1 xmax = 4 y = 1 1 1 xmax = 5 y = 1 1 1 -1 xmin = -2 y = 1 1 1 -1 0 y = 1 1 1 -1 0 1 xmax = 7 y = 1 1 1 -1 0 1 -1 xmin = -4 y = 1 1 1 -1 0 1 -1 -1 xmin = -6 y = 1 1 1 -1 0 1 -1 -1 0 y = 1 1 1 -1 0 1 -1 -1 0 0

3   Pass
%% delta = [1 4 5 -2 1 7 7 -4 -6 5 3] peaks = [1 1 1 -1 0 1 0 -1 -1 0 0] assert(isequal(magnitude_swing(delta),peaks))

delta = 1 4 5 -2 1 7 7 -4 -6 5 3 peaks = 1 1 1 -1 0 1 0 -1 -1 0 0 l = 11 y = 1 xmax = 1 y = 1 1 xmax = 4 y = 1 1 1 xmax = 5 y = 1 1 1 -1 xmin = -2 y = 1 1 1 -1 0 y = 1 1 1 -1 0 1 xmax = 7 y = 1 1 1 -1 0 1 0 y = 1 1 1 -1 0 1 0 -1 xmin = -4 y = 1 1 1 -1 0 1 0 -1 -1 xmin = -6 y = 1 1 1 -1 0 1 0 -1 -1 0 y = 1 1 1 -1 0 1 0 -1 -1 0 0