beginfig( 2); u = 0.9000000000 cm; draw ( 6.0000000000u, 11.0000000000u)-- ( 3.0353000000u, 7.5412000000u).. ( 6.0000000000u, 5.0000000000u).. ( 8.9647000000u, 7.5412000000u)-- cycle; fill ( 6.5825904600u, 5.2220076928u)--( 7.1325904600u, 5.2220076928u)--( 7.1325904600u, 6.3220076928u)--( 6.5825904600u, 6.3220076928u)--cycle withcolor green; draw ( 6.5825904600u, 5.2220076928u)--( 7.1325904600u, 5.2220076928u)--( 7.1325904600u, 6.3220076928u)--( 6.5825904600u, 6.3220076928u)--cycle; fill ( 4.9324225191u, 5.2047630311u)--( 5.4824225191u, 5.2047630311u)--( 5.4824225191u, 6.3047630311u)--( 4.9324225191u, 6.3047630311u)--cycle withcolor green; draw ( 4.9324225191u, 5.2047630311u)--( 5.4824225191u, 5.2047630311u)--( 5.4824225191u, 6.3047630311u)--( 4.9324225191u, 6.3047630311u)--cycle; fill ( 4.9811407925u, 8.7113309385u)--( 5.5311407925u, 8.7113309385u)--( 5.5311407925u, 9.8113309385u)--( 4.9811407925u, 9.8113309385u)--cycle withcolor green; draw ( 4.9811407925u, 8.7113309385u)--( 5.5311407925u, 8.7113309385u)--( 5.5311407925u, 9.8113309385u)--( 4.9811407925u, 9.8113309385u)--cycle; fill ( 3.8324220171u, 5.9259686303u)--( 4.3824220171u, 5.9259686303u)--( 4.3824220171u, 7.0259686303u)--( 3.8324220171u, 7.0259686303u)--cycle withcolor green; draw ( 3.8324220171u, 5.9259686303u)--( 4.3824220171u, 5.9259686303u)--( 4.3824220171u, 7.0259686303u)--( 3.8324220171u, 7.0259686303u)--cycle; fill ( 6.6311404303u, 8.5220028659u)--( 7.1811404303u, 8.5220028659u)--( 7.1811404303u, 9.6220028659u)--( 6.6311404303u, 9.6220028659u)--cycle withcolor green; draw ( 6.6311404303u, 8.5220028659u)--( 7.1811404303u, 8.5220028659u)--( 7.1811404303u, 9.6220028659u)--( 6.6311404303u, 9.6220028659u)--cycle; fill ( 6.1104449921u, 7.2728323564u)--( 6.6604449921u, 7.2728323564u)--( 6.6604449921u, 8.3728323564u)--( 6.1104449921u, 8.3728323564u)--cycle withcolor green; draw ( 6.1104449921u, 7.2728323564u)--( 6.6604449921u, 7.2728323564u)--( 6.6604449921u, 8.3728323564u)--( 6.1104449921u, 8.3728323564u)--cycle; fill ( 7.2170843055u, 5.5769265240u)--( 7.7670843055u, 5.5769265240u)--( 7.7670843055u, 6.6769265240u)--( 7.2170843055u, 6.6769265240u)--cycle withcolor green; draw ( 7.2170843055u, 5.5769265240u)--( 7.7670843055u, 5.5769265240u)--( 7.7670843055u, 6.6769265240u)--( 7.2170843055u, 6.6769265240u)--cycle; fill ( 5.4824228151u, 7.2731085752u)--( 6.0324228151u, 7.2731085752u)--( 6.0324228151u, 8.3731085752u)--( 5.4824228151u, 8.3731085752u)--cycle withcolor green; draw ( 5.4824228151u, 7.2731085752u)--( 6.0324228151u, 7.2731085752u)--( 6.0324228151u, 8.3731085752u)--( 5.4824228151u, 8.3731085752u)--cycle; fill ( 7.2170842548u, 6.6769266094u)--( 7.7670842548u, 6.6769266094u)--( 7.7670842548u, 7.7769266094u)--( 7.2170842548u, 7.7769266094u)--cycle withcolor green; draw ( 7.2170842548u, 6.6769266094u)--( 7.7670842548u, 6.6769266094u)--( 7.7670842548u, 7.7769266094u)--( 7.2170842548u, 7.7769266094u)--cycle; fill ( 6.6670712945u, 7.4220014261u)--( 7.2170712945u, 7.4220014261u)--( 7.2170712945u, 8.5220014261u)--( 6.6670712945u, 8.5220014261u)--cycle withcolor green; draw ( 6.6670712945u, 7.4220014261u)--( 7.2170712945u, 7.4220014261u)--( 7.2170712945u, 8.5220014261u)--( 6.6670712945u, 8.5220014261u)--cycle; fill ( 5.5311408682u, 8.3731087783u)--( 6.0811408682u, 8.3731087783u)--( 6.0811408682u, 9.4731087783u)--( 5.5311408682u, 9.4731087783u)--cycle withcolor green; draw ( 5.5311408682u, 8.3731087783u)--( 6.0811408682u, 8.3731087783u)--( 6.0811408682u, 9.4731087783u)--( 5.5311408682u, 9.4731087783u)--cycle; fill ( 7.7686300799u, 7.1949315696u)--( 8.3186300799u, 7.1949315696u)--( 8.3186300799u, 8.2949315696u)--( 7.7686300799u, 8.2949315696u)--cycle withcolor green; draw ( 7.7686300799u, 7.1949315696u)--( 8.3186300799u, 7.1949315696u)--( 8.3186300799u, 8.2949315696u)--( 7.7686300799u, 8.2949315696u)--cycle; fill ( 4.9324239152u, 6.5038922704u)--( 5.4824239152u, 6.5038922704u)--( 5.4824239152u, 7.6038922704u)--( 4.9324239152u, 7.6038922704u)--cycle withcolor green; draw ( 4.9324239152u, 6.5038922704u)--( 5.4824239152u, 6.5038922704u)--( 5.4824239152u, 7.6038922704u)--( 4.9324239152u, 7.6038922704u)--cycle; fill ( 6.0325900582u, 5.0574291091u)--( 6.5825900582u, 5.0574291091u)--( 6.5825900582u, 6.1574291091u)--( 6.0325900582u, 6.1574291091u)--cycle withcolor green; draw ( 6.0325900582u, 5.0574291091u)--( 6.5825900582u, 5.0574291091u)--( 6.5825900582u, 6.1574291091u)--( 6.0325900582u, 6.1574291091u)--cycle; fill ( 6.6670843902u, 6.3220044088u)--( 7.2170843902u, 6.3220044088u)--( 7.2170843902u, 7.4220044088u)--( 6.6670843902u, 7.4220044088u)--cycle withcolor green; draw ( 6.6670843902u, 6.3220044088u)--( 7.2170843902u, 6.3220044088u)--( 7.2170843902u, 7.4220044088u)--( 6.6670843902u, 7.4220044088u)--cycle; fill ( 4.9324231263u, 7.6044791863u)--( 5.4824231263u, 7.6044791863u)--( 5.4824231263u, 8.7044791863u)--( 4.9324231263u, 8.7044791863u)--cycle withcolor green; draw ( 4.9324231263u, 7.6044791863u)--( 5.4824231263u, 7.6044791863u)--( 5.4824231263u, 8.7044791863u)--( 4.9324231263u, 8.7044791863u)--cycle; fill ( 4.3824223773u, 5.4858410854u)--( 4.9324223773u, 5.4858410854u)--( 4.9324223773u, 6.5858410854u)--( 4.3824223773u, 6.5858410854u)--cycle withcolor green; draw ( 4.3824223773u, 5.4858410854u)--( 4.9324223773u, 5.4858410854u)--( 4.9324223773u, 6.5858410854u)--( 4.3824223773u, 6.5858410854u)--cycle; fill ( 6.0811410601u, 8.3728487344u)--( 6.6311410601u, 8.3728487344u)--( 6.6311410601u, 9.4728487344u)--( 6.0811410601u, 9.4728487344u)--cycle withcolor green; draw ( 6.0811410601u, 8.3728487344u)--( 6.6311410601u, 8.3728487344u)--( 6.6311410601u, 9.4728487344u)--( 6.0811410601u, 9.4728487344u)--cycle; fill ( 5.6341619343u, 9.4731561822u)--( 6.1841619343u, 9.4731561822u)--( 6.1841619343u, 10.5731561822u)--( 5.6341619343u, 10.5731561822u)--cycle withcolor green; draw ( 5.6341619343u, 9.4731561822u)--( 6.1841619343u, 9.4731561822u)--( 6.1841619343u, 10.5731561822u)--( 5.6341619343u, 10.5731561822u)--cycle; fill ( 5.4824225240u, 5.0481324802u)--( 6.0324225240u, 5.0481324802u)--( 6.0324225240u, 6.1481324802u)--( 5.4824225240u, 6.1481324802u)--cycle withcolor green; draw ( 5.4824225240u, 5.0481324802u)--( 6.0324225240u, 5.0481324802u)--( 6.0324225240u, 6.1481324802u)--( 5.4824225240u, 6.1481324802u)--cycle; fill ( 4.3824232799u, 6.7484381464u)--( 4.9324232799u, 6.7484381464u)--( 4.9324232799u, 7.8484381464u)--( 4.3824232799u, 7.8484381464u)--cycle withcolor green; draw ( 4.3824232799u, 6.7484381464u)--( 4.9324232799u, 6.7484381464u)--( 4.9324232799u, 7.8484381464u)--( 4.3824232799u, 7.8484381464u)--cycle; fill ( 5.4824241065u, 6.1483440656u)--( 6.0324241065u, 6.1483440656u)--( 6.0324241065u, 7.2483440656u)--( 5.4824241065u, 7.2483440656u)--cycle withcolor green; draw ( 5.4824241065u, 6.1483440656u)--( 6.0324241065u, 6.1483440656u)--( 6.0324241065u, 7.2483440656u)--( 5.4824241065u, 7.2483440656u)--cycle; fill ( 3.2824222842u, 6.7294340435u)--( 3.8324222842u, 6.7294340435u)--( 3.8324222842u, 7.8294340435u)--( 3.2824222842u, 7.8294340435u)--cycle withcolor green; draw ( 3.2824222842u, 6.7294340435u)--( 3.8324222842u, 6.7294340435u)--( 3.8324222842u, 7.8294340435u)--( 3.2824222842u, 7.8294340435u)--cycle; fill ( 7.7670983539u, 6.0944675706u)--( 8.3170983539u, 6.0944675706u)--( 8.3170983539u, 7.1944675706u)--( 7.7670983539u, 7.1944675706u)--cycle withcolor green; draw ( 7.7670983539u, 6.0944675706u)--( 8.3170983539u, 6.0944675706u)--( 8.3170983539u, 7.1944675706u)--( 7.7670983539u, 7.1944675706u)--cycle; fill ( 3.8324231116u, 7.3709791786u)--( 4.3824231116u, 7.3709791786u)--( 4.3824231116u, 8.4709791786u)--( 3.8324231116u, 8.4709791786u)--cycle withcolor green; draw ( 3.8324231116u, 7.3709791786u)--( 4.3824231116u, 7.3709791786u)--( 4.3824231116u, 8.4709791786u)--( 3.8324231116u, 8.4709791786u)--cycle; fill ( 6.0324247284u, 6.1728241871u)--( 6.5824247284u, 6.1728241871u)--( 6.5824247284u, 7.2728241871u)--( 6.0324247284u, 7.2728241871u)--cycle withcolor green; draw ( 6.0324247284u, 6.1728241871u)--( 6.5824247284u, 6.1728241871u)--( 6.5824247284u, 7.2728241871u)--( 6.0324247284u, 7.2728241871u)--cycle; fill ( 7.2184029175u, 7.7770286115u)--( 7.7684029175u, 7.7770286115u)--( 7.7684029175u, 8.8770286115u)--( 7.2184029175u, 8.8770286115u)--cycle withcolor green; draw ( 7.2184029175u, 7.7770286115u)--( 7.7684029175u, 7.7770286115u)--( 7.7684029175u, 8.8770286115u)--( 7.2184029175u, 8.8770286115u)--cycle; fill ( 4.3824232519u, 8.0022267871u)--( 4.9324232519u, 8.0022267871u)--( 4.9324232519u, 9.1022267871u)--( 4.3824232519u, 9.1022267871u)--cycle withcolor green; draw ( 4.3824232519u, 8.0022267871u)--( 4.9324232519u, 8.0022267871u)--( 4.9324232519u, 9.1022267871u)--( 4.3824232519u, 9.1022267871u)--cycle; endfig; end;