用2248算24点,求解法有多少

题目

用2248算24点,求解法有多少

答案

2,2,4,8的24点答案：
1:(2 + 2) × 4 + 8
2:((2 + 2) × 4) + 8
3:2 × 2 × 4 + 8
4:(2 × 2) × 4 + 8
5:(2 × 2 × 4) + 8
6:((2 × 2) × 4) + 8
7:(2 × (2 × 4)) + 8
8:2 × (2 × 4) + 8
9:(2 × (2 + 8)) + 4
10:2 × (2 + 8) + 4
11:2 × (2 × 8 - 4)
12:2 × ((2 × 8) - 4)
13:(2 + 4) ÷ 2 × 8
14:((2 + 4) ÷ 2) × 8
15:(2 + 4) ÷ (2 ÷ 8)
16:2 × 4 + 2 × 8
17:(2 × 4) + 2 × 8
18:2 × 4 +(2 × 8)
19:(2 × 4) + (2 × 8)
20:2 × 4 × 2 + 8
21:(2 × 4) × 2 + 8
22:(2 × 4 × 2) + 8
23:((2 × 4) × 2) + 8
24:(2 × (4 × 2)) + 8
25:2 × (4 × 2) + 8
26:(2 + 4) × 8 ÷ 2
27:((2 + 4) × 8) ÷ 2
28:(2 + 4) × (8 ÷ 2)
29:2 × 4 + 8 × 2
30:(2 × 4) + 8 × 2
31:2 × 4 +(8 × 2)
32:(2 × 4) + (8 × 2)
33:(2 + 8) × 2 + 4
34:((2 + 8) × 2) + 4
35:(2 + 8 ÷ 2) × 4
36:(2 + (8 ÷ 2)) × 4
37:(2 × (8 + 2)) + 4
38:2 × (8 + 2) + 4
39:2 × 8 + 2 × 4
40:(2 × 8) + 2 × 4
41:2 × 8 +(2 × 4)
42:(2 × 8) + (2 × 4)
43:2 × (8 × 2 - 4)
44:2 × ((8 × 2) - 4)
45:2 × 8 + 4 × 2
46:(2 × 8) + 4 × 2
47:2 × 8 +(4 × 2)
48:(2 × 8) + (4 × 2)
49:(2 × 8 - 4) × 2
50:((2 × 8) - 4) × 2
51:4 + (2 × (2 + 8))
52:4 + 2 ×(2 + 8)
53:(4 + 2) ÷ 2 × 8
54:((4 + 2) ÷ 2) × 8
55:(4 + 2) ÷ (2 ÷ 8)
56:(4 - 2 ÷ 2) × 8
57:(4 - (2 ÷ 2)) × 8
58:(4 × (2 + 2)) + 8
59:4 × (2 + 2) + 8
60:4 × 2 + 2 × 8
61:(4 × 2) + 2 × 8
62:4 × 2 +(2 × 8)
63:(4 × 2) + (2 × 8)
64:4 × 2 × 2 + 8
65:(4 × 2) × 2 + 8
66:(4 × 2 × 2) + 8
67:((4 × 2) × 2) + 8
68:(4 × (2 × 2)) + 8
69:4 × (2 × 2) + 8
70:4 + (2 + 8) × 2
71:4 + ((2 + 8) × 2)
72:4 + (2 × (8 + 2))
73:4 + 2 ×(8 + 2)
74:(4 + 2) × 8 ÷ 2
75:((4 + 2) × 8) ÷ 2
76:(4 + 2) × (8 ÷ 2)
77:4 × 2 + 8 × 2
78:(4 × 2) + 8 × 2
79:4 × 2 +(8 × 2)
80:(4 × 2) + (8 × 2)
81:4 × (2 + 8 ÷ 2)
82:4 × (2 + (8 ÷ 2))
83:4 + (8 + 2) × 2
84:4 + ((8 + 2) × 2)
85:4 × (8 ÷ 2 + 2)
86:4 × ((8 ÷ 2) + 2)
87:8 + (2 + 2) × 4
88:8 + ((2 + 2) × 4)
89:(8 + 2) × 2 + 4
90:((8 + 2) × 2) + 4
91:8 + 2 × 2 × 4
92:8 + (2 × 2) × 4
93:8 + (2 × 2 × 4)
94:8 + ((2 × 2) × 4)
95:8 + (2 × (2 × 4))
96:8 + 2 ×(2 × 4)
97:8 × 2 + 2 × 4
98:(8 × 2) + 2 × 4
99:8 × 2 +(2 × 4)
100:(8 × 2) + (2 × 4)
101:(8 ÷ 2 + 2) × 4
102:((8 ÷ 2) + 2) × 4
103:8 ÷ 2 ×(2 + 4)
104:(8 ÷ 2) × (2 + 4)
105:8 ÷ (2 ÷ (2 + 4))
106:8 + 2 × 4 × 2
107:8 + (2 × 4) × 2
108:8 + (2 × 4 × 2)
109:8 + ((2 × 4) × 2)
110:8 + (2 × (4 × 2))
111:8 + 2 ×(4 × 2)
112:8 × 2 + 4 × 2
113:(8 × 2) + 4 × 2
114:8 × 2 +(4 × 2)
115:(8 × 2) + (4 × 2)
116:(8 × (2 + 4)) ÷ 2
117:8 × (2 + 4) ÷ 2
118:8 × ((2 + 4) ÷ 2)
119:(8 × 2 - 4) × 2
120:((8 × 2) - 4) × 2
121:8 ÷ 2 ×(4 + 2)
122:(8 ÷ 2) × (4 + 2)
123:8 ÷ (2 ÷ (4 + 2))
124:8 + (4 × (2 + 2))
125:8 + 4 ×(2 + 2)
126:8 + 4 × 2 × 2
127:8 + (4 × 2) × 2
128:8 + (4 × 2 × 2)
129:8 + ((4 × 2) × 2)
130:8 + (4 × (2 × 2))
131:8 + 4 ×(2 × 2)
132:(8 × (4 + 2)) ÷ 2
133:8 × (4 + 2) ÷ 2
134:8 × ((4 + 2) ÷ 2)
135:8 × (4 - 2 ÷ 2)
136:8 × (4 - (2 ÷ 2))