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

Solution 395041

Submitted on 31 Jan 2014 by nimin bbs

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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	Pass	%% x = primes(100); xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2));