1,3,9,10;1,5,5,5;2,7,10,10;2,7,8,8如何算24点
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1.3.9..10的解法如下:
((1+10)*3)-9
(3*(1+10))-9
(3*(10+1))-9
((10+1)*3)-9
----END----
1.555的解法如下:
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
----END----
2.7.10.10的解法如下:
(2*(7+10))-10
(2*(7+10))-10
(2-10)*(7-10)
(2*(10+7))-10
(2-10)*(7-10)
(2*(10+7))-10
(7-10)*(2-10)
((7+10)*2)-10
(7-10)*(2-10)
((7+10)*2)-10
(10-2)*(10-7)
((10+7)*2)-10
(10-7)*(10-2)
(10-2)*(10-7)
((10+7)*2)-10
(10-7)*(10-2)
----END----
2.7.8.8的解法如下:
(2-(7-8))*8
((2-7)+8)*8
(2-(7-8))*8
((2-7)+8)*8
((2+8)-7)*8
(2+(8-7))*8
((2+8)-7)*8
(2+(8-7))*8
(7-(8/2))*8
((7*8)-8)/2
(7-(8/2))*8
((7*8)-8)/2
((8+2)-7)*8
(8+(2-7))*8
8*(2-(7-8))
8*((2-7)+8)
8*((2+8)-7)
8*(2+(8-7))
(8-(7-2))*8
((8-7)+2)*8
((8*7)-8)/2
8*(7-(8/2))
8*((8+2)-7)
8*(8+(2-7))
8*(8-(7-2))
8*((8-7)+2)
((8+2)-7)*8
(8+(2-7))*8
8*(2-(7-8))
8*((2-7)+8)
8*((2+8)-7)
8*(2+(8-7))
(8-(7-2))*8
((8-7)+2)*8
((8*7)-8)/2
8*(7-(8/2))
8*((8+2)-7)
8*(8+(2-7))
8*(8-(7-2))
8*((8-7)+2)
----END----
((1+10)*3)-9
(3*(1+10))-9
(3*(10+1))-9
((10+1)*3)-9
----END----
1.555的解法如下:
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
(5-(1/5))*5
(5-(1/5))*5
5*(5-(1/5))
5*(5-(1/5))
----END----
2.7.10.10的解法如下:
(2*(7+10))-10
(2*(7+10))-10
(2-10)*(7-10)
(2*(10+7))-10
(2-10)*(7-10)
(2*(10+7))-10
(7-10)*(2-10)
((7+10)*2)-10
(7-10)*(2-10)
((7+10)*2)-10
(10-2)*(10-7)
((10+7)*2)-10
(10-7)*(10-2)
(10-2)*(10-7)
((10+7)*2)-10
(10-7)*(10-2)
----END----
2.7.8.8的解法如下:
(2-(7-8))*8
((2-7)+8)*8
(2-(7-8))*8
((2-7)+8)*8
((2+8)-7)*8
(2+(8-7))*8
((2+8)-7)*8
(2+(8-7))*8
(7-(8/2))*8
((7*8)-8)/2
(7-(8/2))*8
((7*8)-8)/2
((8+2)-7)*8
(8+(2-7))*8
8*(2-(7-8))
8*((2-7)+8)
8*((2+8)-7)
8*(2+(8-7))
(8-(7-2))*8
((8-7)+2)*8
((8*7)-8)/2
8*(7-(8/2))
8*((8+2)-7)
8*(8+(2-7))
8*(8-(7-2))
8*((8-7)+2)
((8+2)-7)*8
(8+(2-7))*8
8*(2-(7-8))
8*((2-7)+8)
8*((2+8)-7)
8*(2+(8-7))
(8-(7-2))*8
((8-7)+2)*8
((8*7)-8)/2
8*(7-(8/2))
8*((8+2)-7)
8*(8+(2-7))
8*(8-(7-2))
8*((8-7)+2)
----END----
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