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数学
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1.7.10.9 算点等于24
人气:319 ℃ 时间:2019-12-12 01:50:53
解答
嗯!
网友都做的不错!
常规运算:
1:(1 - 9) × (7 - 10)
2:(7 - 10) × (1 - 9)
3:(10 - 7) × (9 - 1)
4:(9 - 1) × (10 - 7)
特殊运算:
(9/(10-7)+1)!=4!=4*3*2*1=24
(10/(9-7)-1)!=4!
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