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     {\setlength{\tabcolsep}{0cm}
      \psset{unit=0.5cm,xunit=0.5cm,yunit=0.5cm}
      \begin{pspicture}(-2,-2)(2,2)
        \SpecialCoor
        \psset{framesep=1.5pt}
       \uput{0.3}[51.3](0;0){
        \pswedge[fillstyle=solid,fillcolor=lightgray]{2}{0}{102.6}
        \uput{2.2}[51.3](0;0){$p_1$}
       }
       \uput{0.3}[132.525](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{102.6}{162.45}
        \uput{2.2}[132.525](0;0){$p_2$}
       }
       \uput{0.3}[192.375](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{162.45}{222.3}
        \uput{2.2}[192.375](0;0){$p_3$}
       }
       \uput{0.3}[252.225](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{222.3}{282.15}
        \uput{2.2}[252.225](0;0){$p_4$}
       }
       \uput{0.3}[312.075](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{282.15}{342}
        \uput{2.2}[312.075](0;0){$p_5$}
       }
       \uput{0.3}[343.8](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{342}{345.6}
       }
       \uput{0.3}[347.4](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{345.6}{349.2}
       }
       \uput{0.3}[351](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{349.2}{352.8}
        \uput{2.2}[351](0;0){$p_6\cdots p_{10}$}
       }
       \uput{0.3}[354.6](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{352.8}{356.4}
       }
       \uput{0.3}[358.2](0;0){
        \pswedge[fillstyle=solid,fillcolor=white]{2}{356.4}{360}
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     }
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