Analyzing WeChat Withdrawal Fees with Java Code
A recent discussion about WeChat wallet withdrawal fees sparked an interesting algorithmic problem. The question: given a 0.1 yuan minimum fee per withdrawal (waived if balance is insufficient), how many operations are needed to transfer all money to WeChat as fees?
Initial Experiments
First, I verified the fee structure. Withdrawing 0.1 yuan i ...
Posted on Mon, 14 Sep 2026 16:45:56 +0000 by tomdchi