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It is Zhang3's birthday! Zhang3 has bought a birthday cake and now it's time to take it home. There are n villages, labeled 1,2,…,n. There are m bidir 阅读全文
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Zhang3 a participant of IPhO (Immortal Physics Olympiad). The $0^\mathrm$ problem in the contest is as follows. There are two balls that weigh \(a\) k 阅读全文
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Problem Description Zhang3 is playing a shooting game with Father. In the game there are two players trying to kill each other to win the game. The ga 阅读全文
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Princess CJB has lived almost her entire life in the isolated town of Ertona, where CJB uses her unique ability to recognize where crystals of materia 阅读全文