The 4th digit is divided into 5 parts

Divide the 4th digit of the lottery numbers (4-77) into 5 parts:

No.1 range: 4 - 18

No.2 range: 19 - 33

No.3 range: 34 - 48

No.4 range: 49 - 63

No.5 range: 64 - 77