I AM NOT ABLE TO CREATE *.cpp file with a pre-written template I normally use in far manager. Can anyone help me out with how can we do this process in far manager?

Hello Guys, I Was solving the problem of 581A i.e. Vasya The Hipster. I could not understand it at first, tried for something, and then ended up reading the editorial. But sadly I could not understand anything yet I wrote a solution. 92244082 But it failed the test cases, so can anyone help me how to improve the solution and help me understand how to go about the problem and help me understand it. The problem link is given below. 581A - Хипстер Вася

Thanks and regards, See you in the arena, stay safe <3

Update Problem solved.

Hello Guys,

I am a beginner in the Competitive Programming world and am using java, so can anyone help me so as to how to learn/master the language, what resources should be used any books, etc.

Thanks and regards, See you in the arena.