Divide the 1st digit of the lottery numbers (1-45) into 3 parts:
No.1 range: 1 - 15
No.2 range: 16 - 30
No.3 range: 31 - 45
Divide the 1st digit of the lottery numbers (1-45) into 3 parts:
No.1 range: 1 - 15
No.2 range: 16 - 30
No.3 range: 31 - 45