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百百 百百百 一一 30 0 40 0 50 0 60 0 70 0 50 0 40 0 30 0 20 0 10 0 -100 +100 -100

顺序和逆序

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顺序和逆序

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Slide 1

300400500600700

500400300200100

-100

+100

-100

640650

660670680160150140130120

+10

-10

841840839838837548549550551552

-1

+1

276274272270268684686688690692

-2

+2

615620625630635365360355350345

+5

-5

+5

29861

298299300301302303304

195510

195185175165155145

19552

195193191189187185

19555

195190185180175170