Hacker and Alien.

Summary

Yang Hai Chen questions the budgeting method of Song Ping's classmate after noticing discrepancies in the numbers. Despite Song Ping's encouragement, Xu Meng hesitates to share her budgeting approach. Eventually, Xu Meng explains her method to Yang Hai Chen, but he finds it confusing and different from his own. Zhang Ji Min analyzes both budgeting methods, revealing they are fundamentally different. One is marked "incomplete," while Yang Hai Chen's is labeled "not supported." This leaves everyone puzzled, prompting Yang Hai Chen to seek clarification on why his method failed to be recognized, as he did not use Earth-based methods.

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