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HSCTF 2021 - Geomapping2 | OSINT
Geomapping2 Solution Picture 1 Put the image on Yandex and cropped the center building along with the two ships led me to this link. Found the location from wikimedia. Wikimedia link Exact location on google maps Coords: (47.504,19.045) Picture 2 Put the image on Yandex and carefully cropped the white...
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HSCTF 2021 - Geomapping1 | OSINT
Geomapping1 Solution Picture 1 Googled “red/white vertical flags” and that led me to the flag of Malta. The compass on the picture hinted that the ocean is going to be on the East direction which means this location must be on the right side of Malta and there must be...
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HSCTF 2021 - class-meets | Programming
class-meets Class Meets.pdf Solution Rather than looking at this situation as a 2D 5x5 matrix, I decided to think of this as just a 1D array. 12 months with 30 days each and no holidays except weekends means there will be 360 elements in a list. Subtracting that amount by...