Here is the list to do again:

Link in the questions: https://twig.symfony.com/doc/3.x/templates.html

in
Math (+, -, /, %, //, *, **)
Logic (and, or, not, (), b-and, b-xor, b-or)
Comparisons (==, !=, <, >, >=, <=, ===,
starts with, ends with, has some, has every, matches)
Others (.., |, ~, ., [], ?:, ??)