Nagisa, Yukiko, and Mr. Tanaka meet up with the U-20 Japan team in Italy. Yukiko is determined to tell Goro how she feels about him while they are in Europe.
So for this problem, 
you use this formula here.
Darum verwendet man
die Formel hier für diese Aufgabe.
En este problema se usa esta fórmula.
En este problema se usa esta fórmula.
En fait,
il faut utiliser cette formule ici.
Nesse problema aqui,
você usa essa fórmula.
Слушай, в этом примере
решай по этой формуле.