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