Editorial for TLE 2018-19 P1 - Hello, World!

Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.

Author: d

  1. Look at the sample input.
  2. The sample input contains a 2. Then there are 56 lines, and each line contains 28 real numbers.
  3. Each of the 56 \times 28 real numbers are in the form 0.xxxxx.
  4. Maybe these real numbers describe an image or something?
  5. Discover what you need to do to solve the problem.
  6. Try to Google the solution.
  7. Realize that >95% of Google is useless.
  8. Lie down.
  9. Try not to cry.
  10. Cry a lot.
  11. ???
  12. Get 20 points!
  13. Realize that this is the rudest "Hello, World!" problem. At least you can solve a lot of similar problems now.

Note: There is an unofficial editorial for this problem. The author(s) is/are harry7557558, Harry7557558_wcipeg, Moana, and Tomorrow.

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