I am majoring in econometrics at university.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He goes fishing in the sea every day.

As it became autumn, the air became cool.

What kind of seasoning are you using in this dish?

He is a salary thief, contributing nothing to the company.

He likes the character named Liang.

I think his soul is still lingering in this house.

We are planning to visit the mausoleum in the Meiji Shrine Outer Garden, east of the Imperial Palace, tomorrow.

The space complexity of this algorithm is O(n).