This is my first question.

Learning a new input method is difficult.

Polish notation is one of the methods to express arithmetic expressions.

Infix notation is a mathematical notation that places operators between operands.

His paintings are strongly influenced by expressionism.

Using regular expressions, we search for patterns in strings.

Freedom of expression is one of the fundamental rights of democracy.

In genetics, we study how genes determine the phenotype.

Hate speech has the power to divide society as a whole.

We must consider appropriate measures for this problem.