Cody

# Problem 729. Flag largest magnitude swings as they occur

Solution 426196

Submitted on 4 Apr 2014 by robin
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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 ans = 0 1 1 1 1 1 1 1 0 0 -3 -3 -3 -3 -3 -3 0 0 0 4 4 4 4 4 0 0 0 0 2 2 2 2 0 0 0 0 0 -1 -1 -1 0 0 0 0 0 0 6 6 0 0 0 0 0 0 0 -2 0 0 0 0 0 0 0 0 ans = 1 -1 1 0 0 1 0 -1

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 ans = 0 1 1 1 1 1 1 1 1 1 0 0 4 4 4 4 4 4 4 4 0 0 0 5 5 5 5 5 5 5 0 0 0 0 -2 -2 -2 -2 -2 -2 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 7 7 7 7 0 0 0 0 0 0 0 -4 -4 -4 0 0 0 0 0 0 0 0 -6 -6 0 0 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 ans = 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 ans = 0 1 1 1 1 1 1 1 1 1 1 0 0 4 4 4 4 4 4 4 4 4 0 0 0 5 5 5 5 5 5 5 5 0 0 0 0 -2 -2 -2 -2 -2 -2 -2 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 7 7 7 7 7 0 0 0 0 0 0 0 7 7 7 7 0 0 0 0 0 0 0 0 -4 -4 -4 0 0 0 0 0 0 0 0 0 -6 -6 0 0 0 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 ans = 1 1 1 -1 0 1 0 -1 -1 0 0