class Solution:
    def sumZero(self, n):
        # two cases: even and odd
        result = []
        count = 1
        neg = True
        
       # this ensure the odd case works
        if n % 2 != 0:
            result.append(0) 
        
        while len(result) != n:
            if neg:
                result.append(-count)
                neg = False
            else:
                result.append(count)
                count += 1
                neg = True
                
        return result

s = Solution()
print("Expected: 0")
print("Got:", str(sum(s.sumZero(32))))