Олимпиадный тренинг

Задача 39048. Let's count the numbers - 01


The value of an arithmetic expression
\(3 \cdot 4^{39} + 2 \cdot 4 ^{36}- 2 \cdot 4^{32 } - 4^5-2 \cdot 4^2+1\)
written in the number system with base 16. How many digits 'F' contained in this post?