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看前面的幾組數位有這樣的規律,前一個數除以後一個數得到的數位是結果的前一比特,兩個加數相乘得到的是後兩位數.所以結果是520 手機提問的朋友在用戶端右上角評估點【滿意】即可. 互相幫助,祝共同進步!
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