CrossCTF_2017: Picasso

Category: Misc Points: 10 Description:

Picasso was a pretty good painter. But was he a good coder? File here

Write-up

We get a file that is primarily comprised of a single line of pixels, comprised of different lengths of pixels. Maybe we can count the number of similar pixels before it changes and take it's character representation?

Solution

$ ./solve.py 
CrossCTF{175_P13T_N07_P1C@SS0}

Therefore, the flag is CrossCTF{175_P13T_N07_P1C@SS0}.