過客4112 wrote:
再繼續
4! / √4 - 4/4 = 11
4! / √4 - 4 + 4 = 12
4! / √4 + 4/4 = 13
4! -4 -4 - √4 = 14
4 * 4 - 4/4 = 15
4 * 4 - 4 + 4 = 16
4 * 4 + 4/4 = 17
4 * 4 + 4 / √4 = 18
4! - 4 - 4/4 = 19
4! - 4 - 4 + 4 = 20
4!-4+4/4=21
讚唷,過客兄是理科背景嗎?
藐姑射之山,有神人居焉,肌膚若冰雪,淖約若處子,不食五穀,吸風飲露。乘雲氣,御飛龍,而遊乎四海之外。