The 48-year-old Ryouichi Kawakatsu took over as coach at Fukuoka in June this year, but his fate is closely linked with that of 46-year-old Matsuda.

The chicks hatched in April have also become 5 months old. Their bodies are about the same size as their parents, about the only difference is that the roosters have smaller crests than their father.

What is 5814 rounded to the nearest thousand?

See the footnote on page 5.

60,000 lucky number request: I got a request to draw an illustration for the site of Beikyu, who hit the lucky number, "Standing By A Little Maple Tree".

By the age of seven, he had already made his own bow and arrows.

Among the divisors of 90, how many numbers are not divisible by 9?

Fold A-7 in half and stick it together.

C++ Common Knowledge: Essential Intermediate Programming by Stephen C. Dewhurst, trans: Quipu

May be distributed in accordance with the GPL.