Cody

Problem 39. Which values occur exactly three times?

Solution 714549

Submitted on 13 Aug 2015 by Ian Riley
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Test Suite

Test Status Code Input and Output
1   Pass
%% x = [1 2 5 2 2 7 8 3 3 1 3 8 8 8]; y_correct = [2 3]; assert(isequal(threeTimes(x),y_correct))

c = 1 2 3 5 7 8 ia = 1 2 8 3 6 7 ic = 1 2 4 2 2 5 6 3 3 1 3 6 6 6 c = 1 2 3 8 ia = 4 1 3 6 ic = 2 2 3 1 3 4 4 4 threet = 2 3 8 ia = 1 2 3 ic = 1 2 3 3 fourt = 8 y = 2 3

2   Pass
%% x = [1 1 1]; y_correct = [1]; assert(isequal(threeTimes(x),y_correct))

c = 1 ia = 1 ic = 1 1 1 c = 1 ia = 1 ic = 1 1 threet = 1 ia = 1 ic = 1 fourt = Empty matrix: 1-by-0 y = 1

3   Pass
%% x = [5 10 -3 10 -3 11 -3 5 5 7]; y_correct = [-3 5]; assert(isequal(threeTimes(x),y_correct))

c = -3 5 7 10 11 ia = 3 1 10 2 6 ic = 2 4 1 4 1 5 1 2 2 3 c = -3 5 10 ia = 2 4 1 ic = 3 1 1 2 2 threet = -3 5 ia = 1 2 ic = 1 2 fourt = Empty matrix: 1-by-0 y = -3 5