二、答题步骤

1.地图数据

记事本查看文件数据，发现是gpx数据,到相应网址解析

<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
<gpx version="1.1" creator="BITSCTF" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.topografix.com/GPX/1/1" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">

<!--Use appropriate brackets and underscores to separate words if you succeed-->
<wpt lat="23.71697" lon="89.45508">
<ele>12.1</ele>
<name>WP01-A</name>
</wpt>
<wpt lat="22.82885" lon="80.79786">
<name>WP02-B</name>
</wpt>
<wpt lat="39.88276" lon="58.81642">
<name>WP03-C</name>
</wpt>
<wpt lat="15.43674" lon="27.65039">
<name>WP04-D</name>
</wpt>
<wpt lat="12.69179" lon="17.50781">
<ele>288.7</ele>
<name>WP05-E</name>
</wpt>
<wpt lat="14.91081" lon="100.47656">
<ele>13.1</ele>
<name>WP06-F</name>
</wpt>
<wpt lat="45.9267" lon="2.21484">
<ele>557.9</ele>
<name>WP07-G</name>
</wpt>
<wpt lat="4.11852" lon="102.19922">
<ele>67.2</ele>
<name>WP08-H</name>
</wpt>
<wpt lat="34.85709" lon="65.84765">
<ele>3209.7</ele>
<name>WP09-I</name>
</wpt>
<wpt lat="28.89086" lon="68.30859">
<ele>116.9</ele>
<name>WP10-J</name>
</wpt>
<wpt lat="39.20502" lon="31.92187">
<ele>797.8</ele>
<name>WP11-K</name>
</wpt>
<wpt lat="47.24344" lon="19.8457">
<ele>93.5</ele>
<name>WP12-L</name>
</wpt>
<wpt lat="25.30828" lon="29.84765">
<ele>267</ele>
<name>WP13-M</name>
</wpt>
<wpt lat="18.97119" lon="-72.28521">
<ele>375</ele>
<name>WP14-N</name>
</wpt>
<wpt lat="-13.61609" lon="17.68359">
<ele>1510.9</ele>
<name>WP15-O</name>
</wpt>
<wpt lat="33.84122" lon="102.23438">
<ele>3426.2</ele>
<name>WP16-P</name>
</wpt>
<wpt lat="46.89624" lon="69.53907">
<ele>364.4</ele>
<name>WP17-Q</name>
</wpt>
</gpx>

2.gps文件解析

得到

Bangladesh
India
Turkmenistan
Sudan
Chad
Thailand
France
Malesia
Afganistan
Pakistan
Turkey
Hungary
Egypt
Haiti
Angola
China
Kazaksztan

取首字母得到flag：BITSCTF{MAP_THE_HACK}

总结

• gps文件数据