leetcode
Given two nonnegative integers num1 and num2 in string form, return the product of num1 and num2, and their product is also expressed in string form. Example: input: num1 = "123", num2 = "456" output: "56088" explain: The length of num1 and num2 is less than 110.num1 and num2 contain only the nUTF-8...
Posted by adi on Mon, 20 Dec 2021 09:28:39 +1030
119. Yanghui triangle II Given a nonnegative index rowIndex, return the row rowIndex of "Yang Hui triangle". In the Yang Hui triangle, each number is the sum of its upper left and upper right numbers. Example 1: Input: rowIndex = 3 Output: [1,3,3,1] Example 2: Input: rowIndex = 0 Output: [1] ExUTF-8...
Posted by faizanno1 on Mon, 20 Dec 2021 10:57:22 +1030
subject Give you a string s and find the longest palindrome substring in S. Example 1: Enter: s = "bad" Output: "bab" Explanation: "aba" is also the answer to the question. Example 2: Input: s = "cbbd" Output: "bb" Example 3: Input: s = "a" Output: "a" Example 4: Input: s = "ac" Output: "a" MetUTF-8...
Posted by horsefaceba on Mon, 20 Dec 2021 15:40:25 +1030
๐ If you don't eat or drink, you must brush the questions ๐ C language free animation tutorial, punch in with me! ๐ Daylight science C language ๐ LeetCode is too hard? Look at the simple questions first! ๐งก 100 cases of introduction to C language ๐งก Difficult data structure? It doesn't exiUTF-8...
Posted by aCa on Mon, 20 Dec 2021 22:04:53 +1030
subject Please implement a myAtoi(string s) function to convert the string into a 32-bit signed integer (similar to the atoi function in C/C + +). The algorithm of the function myAtoi(string s) is as follows: Read in the string and discard useless leading spaces Check whether the next characterUTF-8...
Posted by bambambanana on Mon, 20 Dec 2021 22:14:39 +1030
Link to brush questions: LRU caching mechanism subject Using the data structure you have mastered, design and implement an LRU (least recently used) caching mechanism. Implement LRUCache class: LRUCache(int capacity) initializes the LRU cache with a positive integer as capacityint get(int key) UTF-8...
Posted by nocontrol on Wed, 22 Dec 2021 23:17:46 +1030
๐ข๐ข๐ข๐ฃ๐ฃ๐ฃ ๐ธ Hello, everyone. I'm Dream. Welcome to the theme park ๐๐๐ ๐น Notice for visiting the park: the park is never short of genius, and hard work is your final admission ticket! ๐๐๐ ๐น The tour guide mainly uses Python language and welcomes friends from other languages to play UTF-8...
Posted by ashton321 on Thu, 23 Dec 2021 08:32:36 +1030
๐บ Title: Roman numerals contain the following seven characters: I, V, X, L, C, D and M. character numerical value I 1 V 5 X 10 L 50 C 100 D 500 M 1000 For example, the Roman numeral 2 is written as II, which is two parallel ones. 12 is written as XII, which is X + II. 27 is written as XXVII, wUTF-8...
Posted by pod2oo5 on Thu, 23 Dec 2021 11:05:28 +1030
Notes on computer chicken job application - dynamic programming Learning tutorial: Code Capriccio Sketch outline 509. Fibonacci number Summary: the introductory question is relatively simple. The following code can only define d p [ 0 ] dp[0] dp[0] and d p [ 1 ] dp[1] dp[1] for memory optimizatUTF-8...
Posted by raymie on Thu, 23 Dec 2021 15:38:15 +1030
Longest repeating substring Give you a string s and consider all its repeated substrings: that is, the continuous substrings of s appear 2 or more times in S. There may be overlap between these occurrences. Returns any repeating substring that may have the longest length. If s does not contain UTF-8...
Posted by Mikester on Thu, 23 Dec 2021 20:22:19 +1030