1 2 6 7怎么等于24（不改变顺序）

1 2 6 7怎么等于24（不改变顺序）
1 2 6 7怎么等于24（不改变顺序）

1 2 6 7怎么等于24（不改变顺序）
1:(1 + 7) ÷ 2 × 6
2:((1 + 7) ÷ 2) × 6
3:(1 + 7) ÷ (2 ÷ 6)
4:(1 - 7) × (2 - 6)
5:(1 + 7) × 6 ÷ 2
6:((1 + 7) × 6) ÷ 2
7:(1 + 7) × (6 ÷ 2)
8:(2 - 6) × (1 - 7)
9:2 × (6 - 1 + 7)
10:2 × ((6 - 1) + 7)
11:2 × (6 - (1 - 7))
12:2 × (6 + 7 - 1)
13:2 × ((6 + 7) - 1)
14:2 × (6 + (7 - 1))
15:2 × (7 - 1 + 6)
16:2 × ((7 - 1) + 6)
17:2 × (7 - (1 - 6))
18:2 × (7 + 6 - 1)
19:2 × ((7 + 6) - 1)
20:2 × (7 + (6 - 1))
21:(6 - 1 + 7) × 2
22:((6 - 1) + 7) × 2
23:(6 - (1 - 7)) × 2
24:(6 × (1 + 7)) ÷ 2
25:6 × (1 + 7) ÷ 2
26:6 × ((1 + 7) ÷ 2)
27:6 ÷ 2 ×(1 + 7)
28:(6 ÷ 2) × (1 + 7)
29:6 ÷ (2 ÷ (1 + 7))
30:(6 - 2) × (7 - 1)
31:6 ÷ 2 ×(7 + 1)
32:(6 ÷ 2) × (7 + 1)
33:6 ÷ (2 ÷ (7 + 1))
34:(6 + 7 - 1) × 2
35:((6 + 7) - 1) × 2
36:(6 + (7 - 1)) × 2
37:(6 × (7 + 1)) ÷ 2
38:6 × (7 + 1) ÷ 2
39:6 × ((7 + 1) ÷ 2)
40:6 × (7 - (1 + 2))
41:6 × (7 - 1 - 2)
42:6 × ((7 - 1) - 2)
43:6 × (7 - (2 + 1))
44:6 × (7 - 2 - 1)
45:6 × ((7 - 2) - 1)
46:(7 + 1) ÷ 2 × 6
47:((7 + 1) ÷ 2) × 6
48:(7 + 1) ÷ (2 ÷ 6)
49:(7 - (1 + 2)) × 6
50:(7 - 1 - 2) × 6
51:((7 - 1) - 2) × 6
52:(7 + 1) × 6 ÷ 2
53:((7 + 1) × 6) ÷ 2
54:(7 + 1) × (6 ÷ 2)
55:(7 - 1 + 6) × 2
56:((7 - 1) + 6) × 2
57:(7 - (1 - 6)) × 2
58:(7 - 1) × (6 - 2)
59:(7 - (2 + 1)) × 6
60:(7 - 2 - 1) × 6
61:((7 - 2) - 1) × 6
62:(7 + 6 - 1) × 2
63:((7 + 6) - 1) × 2
64:(7 + (6 - 1)) × 2
这是所以得算法了.为什么不给换顺序啊?

5x 1+ 2x 6+ 7=24
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学习进步O(∩_∩)O谢谢

这是所有的算法，题目的答案是：此体无解.
6+7-1)*2
(6+(7-1))*2
((6+7)-1)*2
(7+6-1)*2
(7+(6-1))*2
((7+6)-1)*2
(1+7)*6/2
(1+7)*(6/2)
((1+7)*6)/2
(7+1)*6/2
(7+1)*(6/2)
((7+1)*6...

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这是所有的算法，题目的答案是：此体无解.
6+7-1)*2
(6+(7-1))*2
((6+7)-1)*2
(7+6-1)*2
(7+(6-1))*2
((7+6)-1)*2
(1+7)*6/2
(1+7)*(6/2)
((1+7)*6)/2
(7+1)*6/2
(7+1)*(6/2)
((7+1)*6)/2
(1+7)/2*6
((1+7)/2)*6
(7+1)/2*6
((7+1)/2)*6
(1+7)/(2/6)
(7+1)/(2/6)
(6-1+7)*2
((6-1)+7)*2
(7-(1+2))*6
(7-1+6)*2
((7-1)+6)*2
(7-(2+1))*6
(6-(1-7))*2
(7-1-2)*6
((7-1)-2)*6
(7-(1-6))*2
(7-2-1)*6
((7-2)-1)*6
(1-7)*(2-6)
(2-6)*(1-7)
(6-2)*(7-1)
(7-1)*(6-2)
2*(6+7-1)
2*(6+(7-1))
2*((6+7)-1)
2*(7+6-1)
2*(7+(6-1))
2*((7+6)-1)
6*(1+7)/2
(6*(1+7))/2
6*((1+7)/2)
6*(7+1)/2
(6*(7+1))/2
6*((7+1)/2)
2*(6-1+7)
2*((6-1)+7)
2*(7-1+6)
2*((7-1)+6)
6*(7-(1+2))
6*(7-(2+1))
2*(6-(1-7))
2*(7-(1-6))
6*(7-1-2)
6*((7-1)-2)
6*(7-2-1)
6*((7-2)-1)
6/2*(1+7)
(6/2)*(1+7)
6/2*(7+1)
(6/2)*(7+1)
6/(2/(1+7))
6/(2/(7+1))

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