| 结果优先——UP型抽取过程 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A1&A1,A2,A4,A9,A13,A14&A1 \\\hline
A2&A2,A9,A14&A2 \\\hline
A3&A3,A4,A12,A13,A15,A16,A17,A19&A3 \\\hline
A4&\color{red}{\fbox{A4,A13}}&\color{red}{\fbox{A4,A13}} \\\hline
A5&A4,A5,A7,A10,A12,A13,A15,A16,A17,A19,A21&A5 \\\hline
A6&A3,A4,A6,A11,A12,A13,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A7&A4,A7,A12,A13,A15,A16,A17,A19&A7 \\\hline
A8&A4,A7,A8,A12,A13,A15,A16,A17,A19&A8 \\\hline
A9&\color{red}{\fbox{A9,A14}}&\color{red}{\fbox{A9,A14}} \\\hline
A10&A4,A7,A10,A12,A13,A15,A16,A17,A19&A10 \\\hline
A11&A3,A4,A6,A11,A12,A13,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A12&A4,A12,A13&A12 \\\hline
A13&\color{red}{\fbox{A4,A13}}&\color{red}{\fbox{A4,A13}} \\\hline
A14&\color{red}{\fbox{A9,A14}}&\color{red}{\fbox{A9,A14}} \\\hline
A15&A4,A12,A13,A15,A16,A19&A15 \\\hline
A16&A4,A12,A13,A16&A16 \\\hline
A17&A4,A12,A13,A15,A16,A17,A19&A17 \\\hline
A18&A4,A12,A13,A18&A18 \\\hline
A19&A4,A12,A13,A16,A19&A19 \\\hline
A20&A3,A4,A6,A11,A12,A13,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A21&A4,A7,A10,A12,A13,A15,A16,A17,A19,A21&A21 \\\hline \end{array} $$ |
| 抽取出A4、A9、A13、A14 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A1&A1,A2&A1 \\\hline
A2&\color{red}{\fbox{A2}}&\color{red}{\fbox{A2}} \\\hline
A3&A3,A12,A15,A16,A17,A19&A3 \\\hline
A5&A5,A7,A10,A12,A15,A16,A17,A19,A21&A5 \\\hline
A6&A3,A6,A11,A12,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A7&A7,A12,A15,A16,A17,A19&A7 \\\hline
A8&A7,A8,A12,A15,A16,A17,A19&A8 \\\hline
A10&A7,A10,A12,A15,A16,A17,A19&A10 \\\hline
A11&A3,A6,A11,A12,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A12&\color{red}{\fbox{A12}}&\color{red}{\fbox{A12}} \\\hline
A15&A12,A15,A16,A19&A15 \\\hline
A16&A12,A16&A16 \\\hline
A17&A12,A15,A16,A17,A19&A17 \\\hline
A18&A12,A18&A18 \\\hline
A19&A12,A16,A19&A19 \\\hline
A20&A3,A6,A11,A12,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A21&A7,A10,A12,A15,A16,A17,A19,A21&A21 \\\hline \end{array} $$ |
| 抽取出A2、A12 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A1&\color{red}{\fbox{A1}}&\color{red}{\fbox{A1}} \\\hline
A3&A3,A15,A16,A17,A19&A3 \\\hline
A5&A5,A7,A10,A15,A16,A17,A19,A21&A5 \\\hline
A6&A3,A6,A11,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A7&A7,A15,A16,A17,A19&A7 \\\hline
A8&A7,A8,A15,A16,A17,A19&A8 \\\hline
A10&A7,A10,A15,A16,A17,A19&A10 \\\hline
A11&A3,A6,A11,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A15&A15,A16,A19&A15 \\\hline
A16&\color{red}{\fbox{A16}}&\color{red}{\fbox{A16}} \\\hline
A17&A15,A16,A17,A19&A17 \\\hline
A18&\color{red}{\fbox{A18}}&\color{red}{\fbox{A18}} \\\hline
A19&A16,A19&A19 \\\hline
A20&A3,A6,A11,A15,A16,A17,A19,A20&A6,A11,A20 \\\hline
A21&A7,A10,A15,A16,A17,A19,A21&A21 \\\hline \end{array} $$ |
| 抽取出A1、A16、A18 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A3&A3,A15,A17,A19&A3 \\\hline
A5&A5,A7,A10,A15,A17,A19,A21&A5 \\\hline
A6&A3,A6,A11,A15,A17,A19,A20&A6,A11,A20 \\\hline
A7&A7,A15,A17,A19&A7 \\\hline
A8&A7,A8,A15,A17,A19&A8 \\\hline
A10&A7,A10,A15,A17,A19&A10 \\\hline
A11&A3,A6,A11,A15,A17,A19,A20&A6,A11,A20 \\\hline
A15&A15,A19&A15 \\\hline
A17&A15,A17,A19&A17 \\\hline
A19&\color{red}{\fbox{A19}}&\color{red}{\fbox{A19}} \\\hline
A20&A3,A6,A11,A15,A17,A19,A20&A6,A11,A20 \\\hline
A21&A7,A10,A15,A17,A19,A21&A21 \\\hline \end{array} $$ |
| 抽取出A19 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A3&A3,A15,A17&A3 \\\hline
A5&A5,A7,A10,A15,A17,A21&A5 \\\hline
A6&A3,A6,A11,A15,A17,A20&A6,A11,A20 \\\hline
A7&A7,A15,A17&A7 \\\hline
A8&A7,A8,A15,A17&A8 \\\hline
A10&A7,A10,A15,A17&A10 \\\hline
A11&A3,A6,A11,A15,A17,A20&A6,A11,A20 \\\hline
A15&\color{red}{\fbox{A15}}&\color{red}{\fbox{A15}} \\\hline
A17&A15,A17&A17 \\\hline
A20&A3,A6,A11,A15,A17,A20&A6,A11,A20 \\\hline
A21&A7,A10,A15,A17,A21&A21 \\\hline \end{array} $$ |
| 抽取出A15 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A3&A3,A17&A3 \\\hline
A5&A5,A7,A10,A17,A21&A5 \\\hline
A6&A3,A6,A11,A17,A20&A6,A11,A20 \\\hline
A7&A7,A17&A7 \\\hline
A8&A7,A8,A17&A8 \\\hline
A10&A7,A10,A17&A10 \\\hline
A11&A3,A6,A11,A17,A20&A6,A11,A20 \\\hline
A17&\color{red}{\fbox{A17}}&\color{red}{\fbox{A17}} \\\hline
A20&A3,A6,A11,A17,A20&A6,A11,A20 \\\hline
A21&A7,A10,A17,A21&A21 \\\hline \end{array} $$ |
| 抽取出A17 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A3&\color{red}{\fbox{A3}}&\color{red}{\fbox{A3}} \\\hline
A5&A5,A7,A10,A21&A5 \\\hline
A6&A3,A6,A11,A20&A6,A11,A20 \\\hline
A7&\color{red}{\fbox{A7}}&\color{red}{\fbox{A7}} \\\hline
A8&A7,A8&A8 \\\hline
A10&A7,A10&A10 \\\hline
A11&A3,A6,A11,A20&A6,A11,A20 \\\hline
A20&A3,A6,A11,A20&A6,A11,A20 \\\hline
A21&A7,A10,A21&A21 \\\hline \end{array} $$ |
| 抽取出A3、A7 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A5&A5,A10,A21&A5 \\\hline
A6&\color{red}{\fbox{A6,A11,A20}}&\color{red}{\fbox{A6,A11,A20}} \\\hline
A8&\color{red}{\fbox{A8}}&\color{red}{\fbox{A8}} \\\hline
A10&\color{red}{\fbox{A10}}&\color{red}{\fbox{A10}} \\\hline
A11&\color{red}{\fbox{A6,A11,A20}}&\color{red}{\fbox{A6,A11,A20}} \\\hline
A20&\color{red}{\fbox{A6,A11,A20}}&\color{red}{\fbox{A6,A11,A20}} \\\hline
A21&A10,A21&A21 \\\hline \end{array} $$ |
| 抽取出A6、A8、A10、A11、A20 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A5&A5,A21&A5 \\\hline
A21&\color{red}{\fbox{A21}}&\color{red}{\fbox{A21}} \\\hline \end{array} $$ |
| 抽取出A21 剩余的情况如下 |
| $$\begin{array} {c|c|c|c|c|c|c|c}{} & R_{e} & T_{e} \\\hline
A5&\color{red}{\fbox{A5}}&\color{red}{\fbox{A5}} \\\hline \end{array} $$ |
| 抽取出A5 剩余的情况如下 |