| 摘要 |
The present invention relates to an online drawing system for varying winning probability and a method for the same and, more specifically, to an online drawing system for varying winning probability, which is capable of providing item content, used in an online game, in a drawing manner but increasing wining probability for desired item content by excluding undesired item content, based on selection of a user, and a method for the same. According to the present invention, the online drawing system can enable the user to exclude undesired item content from a drawing event so as to increase winning probability of desired item content to improve the winning satisfaction of the user and causing the interest of the user according to the increase of the winning probability, thereby inducing the user to actively participate in a drawing. [Reference numerals] (AA,CC) Drawing event; (B1,D1) Item content 1; (B2D2) Item content 4; (B3,D3) Item content 7; (B4,D4) Item content 2; (B5,D5) Item content 5; (B6,D6) Item content 8; (B7,D7) Item content 3; (B8,D8) Item content 6; (B9,D9) Item content 9; (EE,GG) Select drawing exemption; (FF) Select |
