Cody

Problem 294. A stroll on the beach: finding a route round a connected region

Solution 614103

Submitted on 8 Apr 2015
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Test Suite

Test Status Code Input and Output
1   Pass
%% b = [0 0 0 0 0 1 2 0 0 0 0 0]; route_correct = 'WE'; assert(isequal(circumNavigate(b),route_correct))

A = 2 2 2 3 B = WE

2   Pass
%% b = [0 0 0 0 0 0 0 0 2 0 0 0 0 1 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0]; route_correct = 'SEEWWSNWEN'; assert(isequal(circumNavigate(b),route_correct))

A = 3 3 3 4 3 5 3 4 3 3 4 3 3 3 3 2 3 3 2 3 B = SEEWWSNWEN

3   Pass
%% b = [0 0 0 0 0 0 0 0 1 2 0 1 1 0 0 1 1 1 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0]; route_correct = 'SEENESWWSNWWNE'; assert(isequal(circumNavigate(b),route_correct))

A = 3 3 3 4 3 5 2 5 2 6 3 6 3 5 3 4 4 4 3 4 3 3 3 2 2 2 2 3 B = SEENESWWSNWWNE

4   Fail
%% b = [0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 1 1 1 1 1 0 0 1 2 1 0 0 0 0 0 0 0 0 0 0]; route_correct = 'WNNEEESEWWSW'; assert(isequal(circumNavigate(b),route_correct))

Error: Assertion failed.

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