Talabaning balli (0 dan 100 gacha) berilgan. Bahoni aniqlang: $90$ va undan yuqori — A, $80$–$89$ — B, $70$–$79$ — C, $60$–$69$ — D, aks holda F.
Kirish ma‘lumotlari
Yagona butun son $s$ ($0 \le s \le 100$).
Chiqish ma‘lumotlari
Bitta harf: A, B, C, D yoki F.
Misollar
Kirish
95
Chiqish
A
Kirish
61
Chiqish
D
Kirish
12
Chiqish
F