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

Solution 2004477

Submitted on 6 Nov 2019

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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)); l = 14 xi = 1 2 4 7
2	Fail	x = [2 2 2 2 2 2]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2)); l = 6 xi = 1 2 3 4 5 6 Assertion failed.
3	Pass	x = [2 5 4 5 4]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2)); l = 10 xi = 2 4
4	Fail	x = [1 3 1 1 9 7]; xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2)); l = 11 xi = 1 2 3 4 6 Assertion failed.
5	Fail	x = primes(100); xi = split_it(x); assert(isequal(sum(x(xi)),sum(x)/2)); l = 530 xi = 4 7 14 16 17 18 21 22 23 Assertion failed.