//
//  main.swift
//  m323
//
//  Created by cediackermann on 18.05.2026.
//

let code = LeetCode()

// print(code.hammingWeight(2_147_483_645))
// print(code.singleNumber([4, 1, 2, 1, 2]))
// print(code.containsDuplicate([1, 2, 3, 4]))
print(code.productExceptSelf([-1, 1, 0, -3, 3]))