[其他] 運算成六
朋友傳電郵問如何在數字間加上適當的運算符號使等於 6
222 = 6
333 = 6
444 = 6
...
999 = 6
前兩道很簡單
2+2+2 = 6
3*3-3 = 6
剩下的有人能解看看嗎?
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感謝大家精彩解答 :)
※ 編輯: saltlake (220.136.211.205), 02/08/2017 05:52:20
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