###### tags: `nactf` # world trip(300) - 檔案為各城市經緯地址 - ![](https://i.imgur.com/FgL4qmR.png) ```python= from geopy.geocoders import Nominatim geolocator = Nominatim(user_agent="jame234s2") locations = "" with open("enc.txt") as f: locations = f.read() loclist = locations[1:][:-1].split(")(") # print(loclist) output = [geolocator.reverse((loc),language="en-gb").raw["address"]["country"] for loc in loclist] print(output) flag = "nactf{" for country in output: flag = flag + country[0] flag = flag + "}" print(flag) ```