15 Many people choose 5 to buy it, and its winning rate is also very high. The number of winners of the first prize in each issue is divided equally among the higher prizes, so the first prize will not be high.

15, the current bonus is set to the second prize, the first prize and the grand prize are high prizes, the second prize is low prize, and the special case of the first prize is set to the grand prize. The high prize adopts floating prize, and the low prize adopts fixed prize. The current bonus minus the current low prize is the current high prize.

Grand prize: the total prize money is the sum of the floating prize money of the current period and the accumulated prize money in the prize pool 17%, and the single-note prize money is divided equally according to the notes and calculated in yuan;

First prize: the total bonus is 83% of the current floating bonus, and the single-note bonus is divided equally according to the note, rounded to the nearest yuan;

Grand prize winners are divided equally according to the number of winning bets, rounded to the nearest yuan; The winner with low prize money will receive the prize money according to the fixed amount in the prize list.