用2,3,7,8四张牌算24点,每张牌只选一次参与运算

(2+7)÷3×8=24
(2+7)÷(3÷8)=24
2×(7-3+8)=24
2^(7-3)+8=24
(2+7)×8÷3=24
2×(7+8-3)=24
(2-8)×(3-7)=24
2×(8-3+7)=24
2×(8+7-3)=24
3^2+7+8=24
3^2+8+7=24
(3-7)×(2-8)=24
(3-7)^2+8=24
(7+2)÷3×8=24
(7+2)÷(3÷8)=24
(7+2)×8÷3=24
7+3^2+8=24
(7-3)^2+8=24
(7-3+8)×2=24
(7-3)×(8-2)=24
7+8+3^2=24
(7+8-3)×2=24
8+2^(7-3)=24
(8-2)×(7-3)=24
8×(2+7)÷3=24
8+3^2+7=24
8÷3×(2+7)=24
8+(3-7)^2=24
(8-3+7)×2=24
8÷3×(7+2)=24
8×(7+2)÷3=24
8+7+3^2=24
(8+7-3)×2=24
8+(7-3)^2=24
8÷(7÷3-2)=24

1: (2 + 7) ÷ 3 × 8
2: ((2 + 7) ÷ 3) × 8
3: (2 + 7) ÷ (3 ÷ 8)
4: 2 × (7 - 3 + 8)
5: 2 × ((7 - 3) + 8)
6: 2 × (7 - (3 - 8))
7: (2 + 7) × 8 ÷ 3
8: ((2 + 7) × 8) ÷ 3
9: (2 + 7) × (8 ÷ 3)
10: 2 × (7 + 8 - 3)
11: 2 × ((7 + 8) - 3)
12: 2 × (7 + (8 - 3))
13: (2 - 8) × (3 - 7)
14: 2 × (8 - 3 + 7)
15: 2 × ((8 - 3) + 7)
16: 2 × (8 - (3 - 7))
17: 2 × (8 + 7 - 3)
18: 2 × ((8 + 7) - 3)
19: 2 × (8 + (7 - 3))
20: (3 - 7) × (2 - 8)
21: (7 + 2) ÷ 3 × 8
22: ((7 + 2) ÷ 3) × 8
23: (7 + 2) ÷ (3 ÷ 8)
24: (7 + 2) × 8 ÷ 3
25: ((7 + 2) × 8) ÷ 3
26: (7 + 2) × (8 ÷ 3)
27: (7 - 3 + 8) × 2
28: ((7 - 3) + 8) × 2
29: (7 - (3 - 8)) × 2
30: (7 - 3) × (8 - 2)
31: (7 + 8 - 3) × 2
32: ((7 + 8) - 3) × 2
33: (7 + (8 - 3)) × 2
34: (8 - 2) × (7 - 3)
35: (8 × (2 + 7)) ÷ 3
36: 8 × (2 + 7) ÷ 3
37: 8 × ((2 + 7) ÷ 3)
38: 8 ÷ 3 ×(2 + 7)
39: (8 ÷ 3) × (2 + 7)
40: 8 ÷ (3 ÷ (2 + 7))
41: (8 - 3 + 7) × 2
42: ((8 - 3) + 7) × 2
43: (8 - (3 - 7)) × 2
44: 8 ÷ 3 ×(7 + 2)
45: (8 ÷ 3) × (7 + 2)
46: 8 ÷ (3 ÷ (7 + 2))
47: (8 × (7 + 2)) ÷ 3
48: 8 × (7 + 2) ÷ 3
49: 8 × ((7 + 2) ÷ 3)
50: (8 + 7 - 3) × 2
51: ((8 + 7) - 3) × 2
52: (8 + (7 - 3)) × 2
53: 8 ÷ (7 ÷ 3 - 2)
54: 8 ÷ ((7 ÷ 3) - 2)

[（2+7）÷3]×8

3

（7―3）*（8―2）