未命名文档

graph TB
    Start(开始) --> Open[打开冰箱门]
    Open --> Put[把大象放进去]
    Put[把大象放进去] --> IsFit{"冰箱小不小?"}

    IsFit -->|不小| Close[把冰箱门关上]
    Close --> End(结束)

    IsFit -->|小| Change[换个大冰箱]
    Change --> Open
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