Cody

Problem 660. Find a subset that divides the vector into equal halves

Solution 2965846

Submitted on 19 Sep 2020
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Test Suite

Test Status Code Input and Output
1   Pass
x = [1 2 3 4 5 6 7]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));

2   Pass
x = [2 2 2 2 2 2]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));

3   Pass
x = [2 5 4 5 4]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));

4   Pass
x = [1 3 1 1 9 7]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));

5   Fail
x = primes(100); xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));

Out of memory. Error in split_it (line 5) x = x(ones(m,1),:); Error in Test5 (line 2) xi = split_it(x);


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