Cody

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

Solution 2004480

Submitted on 6 Nov 2019
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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));

l = 14 ans = 5 ans = 6 ans = 2 ans = 1

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

l = 6 ans = 1 2 3 4 5 6 ans = 1 2 3 4 5 6 ans = 1 2 3 4 5 6

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

l = 10 ans = 2 4 ans = 2 4

Assertion failed.

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

l = 11 ans = 1 3 4 ans = 1 3 4 ans = 5

Index exceeds the number of array elements (6). Error in Test4 (line 3) 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));

l = 530 ans = 23 ans = 10 ans = 21 ans = 4 ans = 15

Index exceeds the number of array elements (25). Error in Test5 (line 3) assert(isequal(sum(x(xi)),sum(x)/2));