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195 ta ochiq
Kirish
Holat Nomi Qiyinlik Yechilish
Katta songa bir qo‘shish math · strings Easy 0%
Yo‘qolgan son math · arrays Easy 100%
Teskari so‘zlar strings Beginner 0%
So‘zni topish strings Beginner 0%
Takrorlarni olib tashlash two-pointers · arrays Beginner 0%
Ikkining darajasimi? math · bit-manipulation Beginner 0%
Nollarni oxiriga two-pointers · arrays Beginner 0%
Ketma-ket birlar loops · arrays Beginner 0%
Oxirgi so‘z uzunligi strings Beginner 0%
Qimmatbaho toshlar strings · hash-table Beginner 0%
Eng boy mijoz loops · arrays Beginner 0%
Hisobdagi pul prefix-sums · arrays Beginner 100%
Yo‘llar tarmog‘i graphs · greedy Hard 0%
O‘zgaruvchan massivda minimum data-structures Hard 0%
Eng qisqa yo‘l graphs Hard 0%
Labirint graphs Hard 0%
Eng uzun o‘suvchi qism ketma-ketlik binary-search · dynamic-programming Hard 0%
Eng kam tanga dynamic-programming Medium 0%
Qavslar balansi data-structures · strings Medium 0%
Qancha mahsulot sig‘adi binary-search · sorting Medium 0%
Byudjetga sig‘adigan eng uzun oraliq two-pointers · arrays Medium 0%
Oraliqdagi yig‘indilar arrays · prefix-sums Medium 100%
Uch kun ketma-ket SQL join · date-functions Hard 0%
Oyma-oy tushum SQL date-functions · window-functions Hard 100%
Bo‘limdagi ikki eng katta maosh SQL join · window-functions Hard 0%
Har bir kursga nechta talaba yozilgan SQL group-by · left-join Medium 100%
Bo‘limdagi eng katta maosh SQL join · subquery Medium 0%
Kim qancha xarid qildi SQL join · order-by · group-by Medium 0%
Hech narsa olmagan mijozlar SQL subquery · left-join Medium 100%
O‘rtachadan ko‘p oluvchilar SQL subquery Medium 0%

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