造福后人(10pts,50pts,90pts)
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造福后人(10pts,50pts,90pts)
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Elysialr楼主2024/10/15 14:47

90pts: 快读快写

50pts:

1.负无穷设为longlong负无穷即-(1<<60)或-(1e18+1)

2.快读快写开longlong

10pts:

1.传加标记时,如果有子节点有赋值标记,要给赋值标记加

2.op=1,op=2不能写反

3.查找函数返回值初始值设为负无穷

2024/10/15 14:47
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