Can you solve it? A magical melody from the Mozart of math

Terence Tao teaser time UPDATE: Read the solutions here Today’s puzzle is set by Terence Tao, who may be the world’s most famous mathematician.

Tao, aged 51, has been a global phenomenon since the age of ten, when he became the youngest competitor at the International Maths Olympiad, a record he still holds. For the last three decades he has been a professor at UCLA, where he has been garlanded with prizes, and where one of his colleagues famously said: “Terry is like Mozart: mathematics…