|
0176 |
Eng qimmat uchta mahsulot
SQL
order-by · limit
|
Beginner |
0% |
|
0177 |
Mijozlar qaysi shaharlardan
SQL
distinct
|
Beginner |
0% |
|
0178 |
A harfidan boshlanadigan ismlar
SQL
like · where
|
Beginner |
0% |
|
0179 |
Telefoni yozilmagan mijozlar
SQL
null-values · where
|
Beginner |
100% |
|
0180 |
Ombordagi tovar qiymati
SQL
select
|
Beginner |
0% |
|
0181 |
Har bir shahardan nechta talaba
SQL
group-by · aggregation
|
Easy |
0% |
|
0182 |
Guruhlarning o‘rtacha bali
SQL
group-by · aggregation
|
Easy |
0% |
|
0183 |
Kategoriyadagi narxlar oralig‘i
SQL
group-by · aggregation
|
Easy |
0% |
|
0184 |
Ombor hisoboti
SQL
aggregation
|
Easy |
0% |
|
0185 |
O‘rtacha bali 70 dan yuqori guruhlar
SQL
group-by · having
|
Easy |
0% |
|
0186 |
Buyurtma kimniki
SQL
join
|
Easy |
100% |
|
0187 |
Xodim qaysi bo‘limda
SQL
join
|
Easy |
0% |
|
0188 |
Harfli baho
SQL
case-when
|
Easy |
0% |
|
0189 |
Har yili nechta xodim ishga olingan
SQL
date-functions · group-by
|
Easy |
0% |
|
0190 |
Katta harflar va uzunlik
SQL
string-functions
|
Easy |
0% |
|
0191 |
O‘rtachadan ko‘p oluvchilar
SQL
subquery
|
Medium |
0% |
|
0192 |
Hech narsa olmagan mijozlar
SQL
subquery · left-join
|
Medium |
100% |
|
0193 |
Kim qancha xarid qildi
SQL
join · order-by · group-by
|
Medium |
0% |
|
0194 |
Bo‘limdagi eng katta maosh
SQL
join · subquery
|
Medium |
0% |
|
0195 |
Har bir kursga nechta talaba yozilgan
SQL
group-by · left-join
|
Medium |
100% |
|
0196 |
Bo‘limdagi ikki eng katta maosh
SQL
join · window-functions
|
Hard |
0% |
|
0197 |
Oyma-oy tushum
SQL
date-functions · window-functions
|
Hard |
100% |
|
0198 |
Uch kun ketma-ket
SQL
join · date-functions
|
Hard |
0% |
|
0199 |
Oraliqdagi yig‘indilar
arrays · prefix-sums
|
Medium |
100% |
|
0200 |
Byudjetga sig‘adigan eng uzun oraliq
two-pointers · arrays
|
Medium |
0% |
|
0201 |
Qancha mahsulot sig‘adi
binary-search · sorting
|
Medium |
0% |
|
0202 |
Qavslar balansi
data-structures · strings
|
Medium |
0% |
|
0203 |
Eng kam tanga
dynamic-programming
|
Medium |
0% |
|
0204 |
Eng uzun o‘suvchi qism ketma-ketlik
binary-search · dynamic-programming
|
Hard |
0% |
|
0205 |
Labirint
graphs
|
Hard |
0% |