9-kun
Masala: 20. Valid Parentheses
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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Masala: 20. Valid Parentheses
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
Telegram | Youtube
LeetCode
Valid Parentheses - LeetCode
Can you solve this real interview question? Valid Parentheses - Given a string s containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid.
An input string is valid if:
1. Open brackets must be closed by the…
An input string is valid if:
1. Open brackets must be closed by the…
9-kun
Masala: 232. Implement Queue using Stacks
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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Masala: 232. Implement Queue using Stacks
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
Telegram | Youtube
LeetCode
Implement Queue using Stacks - LeetCode
Can you solve this real interview question? Implement Queue using Stacks - Implement a first in first out (FIFO) queue using only two stacks. The implemented queue should support all the functions of a normal queue (push, peek, pop, and empty).
Implement…
Implement…
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Endi navbat buni yechishga 🥴😂😂 qani ketdik!!!
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Barchaga salomlar. Afsuski bittagina xatoni deb video kasofatga uchradi. 31 ta urinish... Bu BFS mavzusini seshanba kuni qo'shimcha syurpriz bilan birga chiqarishga qaror qildim. To'g'ri tushunasizlar degan umiddaman.
Bir dona tugmani ikki marta ketma ket bosib qo'yib kuyib qoganlar bormi? 🥲🥲🥲
Bir dona tugmani ikki marta ketma ket bosib qo'yib kuyib qoganlar bormi? 🥲🥲🥲
Bizda soat 23:37 men esa haliyam offisdaman. Uyga borish kerak. Ertaga davom ettirishga qaror qildim...
Kun masalasi: 70. Climbing Stairs
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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LeetCode
Climbing Stairs - LeetCode
Can you solve this real interview question? Climbing Stairs - You are climbing a staircase. It takes n steps to reach the top.
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?
Example 1:
Input: n = 2…
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?
Example 1:
Input: n = 2…
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10-kun
Masala: 144. Binary Tree Preorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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Masala: 144. Binary Tree Preorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
Telegram | Youtube
LeetCode
Binary Tree Preorder Traversal - LeetCode
Can you solve this real interview question? Binary Tree Preorder Traversal - Given the root of a binary tree, return the preorder traversal of its nodes' values.
Example 1:
[https://assets.leetcode.com/uploads/2020/09/15/inorder_1.jpg]
Input: root…
Example 1:
[https://assets.leetcode.com/uploads/2020/09/15/inorder_1.jpg]
Input: root…
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10-kun
Masala: 94. Binary Tree Inorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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Masala: 94. Binary Tree Inorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
Telegram | Youtube
LeetCode
Binary Tree Inorder Traversal - LeetCode
Can you solve this real interview question? Binary Tree Inorder Traversal - Given the root of a binary tree, return the inorder traversal of its nodes' values.
Example 1:
[https://assets.leetcode.com/uploads/2020/09/15/inorder_1.jpg]
Input: root =…
Example 1:
[https://assets.leetcode.com/uploads/2020/09/15/inorder_1.jpg]
Input: root =…
10-kun
Masala: 145. Binary Tree Postorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
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Masala: 145. Binary Tree Postorder Traversal
Qiyinlik darajasi: Oson
Bizni kuzatishda davom eting
Telegram | Youtube
LeetCode
Binary Tree Postorder Traversal - LeetCode
Can you solve this real interview question? Binary Tree Postorder Traversal - Given the root of a binary tree, return the postorder traversal of its nodes' values.
Example 1:
[https://assets.leetcode.com/uploads/2020/08/28/pre1.jpg]
Input: root = [1…
Example 1:
[https://assets.leetcode.com/uploads/2020/08/28/pre1.jpg]
Input: root = [1…