10,9,2,13算24点

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10,9,2,13算24点10,9,2,13算24点10,9,2,13算24点10-9=113-1=1212*2=242*10-9+13=24(13-10+9)×2=242*10+13-9=24(13

10,9,2,13算24点
10,9,2,13算24点

10,9,2,13算24点
10-9=1
13-1=12
12*2=24

2*10-9+13=24

(13-10+9)×2=24

2*10+13-9=24
(13-10+9)×2=24

1: 2 × (13 + 9 - 10)
2: 2 × ((13 + 9) - 10)
3: 2 × (13 + (9 - 10))
4: 2 × (13 - 10 + 9)
5: 2 × ((13 - 10) + 9)
6: 2 × (13 - (10 - 9))
7: 2 × (9 + 13 - 10)
8: 2 × ((...

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1: 2 × (13 + 9 - 10)
2: 2 × ((13 + 9) - 10)
3: 2 × (13 + (9 - 10))
4: 2 × (13 - 10 + 9)
5: 2 × ((13 - 10) + 9)
6: 2 × (13 - (10 - 9))
7: 2 × (9 + 13 - 10)
8: 2 × ((9 + 13) - 10)
9: 2 × (9 + (13 - 10))
10: 2 × (9 - 10 + 13)
11: 2 × ((9 - 10) + 13)
12: 2 × (9 - (10 - 13))
13: 2 × 10 + 13 - 9
14: (2 × 10) + 13 - 9
15: (2 × 10 + 13) - 9
16: ((2 × 10) + 13) - 9
17: 2 × 10 +(13 - 9)
18: (2 × 10) + (13 - 9)
19: 2 × 10 - 9 + 13
20: (2 × 10) - 9 + 13
21: (2 × 10 - 9) + 13
22: ((2 × 10) - 9) + 13
23: 2 × 10 -(9 - 13)
24: (2 × 10) - (9 - 13)
25: 13 + 2 × 10 - 9
26: (13 + 2 × 10) - 9
27: (13 + (2 × 10)) - 9
28: 13 + (2 × 10) - 9
29: 13 + (2 × 10 - 9)
30: 13 + ((2 × 10) - 9)
31: 13 - 9 + 2 × 10
32: (13 - 9) + 2 × 10
33: 13 - 9 +(2 × 10)
34: (13 - 9) + (2 × 10)
35: 13 - (9 - 2 × 10)
36: 13 - (9 - (2 × 10))
37: (13 + 9 - 10) × 2
38: ((13 + 9) - 10) × 2
39: (13 + (9 - 10)) × 2
40: 13 - 9 + 10 × 2
41: (13 - 9) + 10 × 2
42: 13 - 9 +(10 × 2)
43: (13 - 9) + (10 × 2)
44: 13 - (9 - 10 × 2)
45: 13 - (9 - (10 × 2))
46: 13 + 10 × 2 - 9
47: (13 + 10 × 2) - 9
48: (13 + (10 × 2)) - 9
49: 13 + (10 × 2) - 9
50: 13 + (10 × 2 - 9)
51: 13 + ((10 × 2) - 9)
52: (13 - 10 + 9) × 2
53: ((13 - 10) + 9) × 2
54: (13 - (10 - 9)) × 2
55: (9 + 13 - 10) × 2
56: ((9 + 13) - 10) × 2
57: (9 + (13 - 10)) × 2
58: (9 - 10 + 13) × 2
59: ((9 - 10) + 13) × 2
60: (9 - (10 - 13)) × 2
61: 10 × 2 + 13 - 9
62: (10 × 2) + 13 - 9
63: (10 × 2 + 13) - 9
64: ((10 × 2) + 13) - 9
65: 10 × 2 +(13 - 9)
66: (10 × 2) + (13 - 9)
67: 10 × 2 - 9 + 13
68: (10 × 2) - 9 + 13
69: (10 × 2 - 9) + 13
70: ((10 × 2) - 9) + 13
71: 10 × 2 -(9 - 13)
72: (10 × 2) - (9 - 13)

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