Divide the 1st digit of the lottery numbers (1-41) into 12 parts:
No.1 range: 1 - 4
No.2 range: 5 - 8
No.3 range: 9 - 12
No.4 range: 13 - 16
No.5 range: 17 - 20
No.6 range: 21 - 23
No.7 range: 24 - 26
No.8 range: 27 - 29
No.9 range: 30 - 32
No.10 range: 33 - 35
No.11 range: 36 - 38
No.12 range: 39 - 41