@Tds-PdV If we want that specific placement you are correct. I figured that Daisuke's place is already given, and the girls might end up in any configuration in the three nearest seats.
@student4444
Let's throw some maths at this problem. If there are 25 seats, and Daisuke is already occupying one of them, that means the chance of drawing one of the three seats next to him is 3/24. Since two seats are now taken, then for the next seat the chance will be 2/23, and for the third...
@MarqFJA87, @radthezero;
That is what the (European) letter system is, sort of: it indicates the difference between measurements around the bust and under the bust. A 65B is 65 cm under and 80 around, a difference of 15 cm (six inches if you use obsolete measures). A 90G is 90 and 115 cm...