Last update on April 10 2025 12:56:14 (UTC/GMT +8 hours) This resource offers a total of 9475 Python problems for practice. It includes 2029 main exercises, each accompanied by solutions, detailed explanations, and upto four related problems. Python Exercises: Python is a versatile, high-le...
Python Example: if 5 > 2: print("Five is greater than two!") Try it Yourself Java The language for building powerful applications Learn JavaJava Reference Java Example: public class HelloWorld { public static void main(String[] args) { System.out.println("Hello, World!"); } } ...
1. Calculate string length.Write a Python program to calculate the length of a string. Click me to see the sample solution2. Count character frequency in a string.Write a Python program to count the number of characters (character frequency) in a string. Sample String : google.com' ...
# Exercise to reverse each word of a stringdefreverse_words(Sentence):# Split string on whitespacewords=Sentence.split(" ")# iterate list and reverse each word using ::-1new_word_list=[word[::-1]forwordinwords]# Joining the new list of wordsres_str=" ".join(new_word_list)returnres_...
python的heapq库中有一个nlargest方法,具有同样的时间复杂度,能将代码简化到一行. 本方法优化了时间复杂度,但需要O(k)的空间复杂度. classSolution:deffindKthLargest(self, nums, k):""":type nums: List[int] :type k: int :rtype: int"""returnheapq.nlargest(k, nums)[-1] ...
The enumerate() function in Python,gives,the index position and the corresponding value present in a sequence If string str="Country is", then the syntax print(str._len_()) is an optimal way of printing the length of the string.
string operators: * + simple lists: constructing vectors, indexing and slicing, the len() function basic concepts: interpreting and the interpreter, compilation and the compiler, language elements, lexis, syntax and semantics, Python keywords, instructions, indenting ...
Last Updated on:Invalid date Overview With Tuya Cloud Development Platform, you can get access to calling OpenAPI of Tuya IoT Platform. Then, writing just a few lines of code will allow you to control smart devices Powered by Tuya. This demo describes how to call APIs in Python for smart ...
Click on one of our programs below to get started coding in the sandbox! Java JavaScript Python 3 HTML Karel Turtle View All Java Practice Problems Basics LEVEL 1 Area of a Circle w/ Radius Square a Double Type Cube of a Number
stringres; while(!pairStack.empty()) { while(pairStack.top().second-- >0) { res += pairStack.top().first; } pairStack.pop(); } reverse(res.begin(), res.end()); returnres; } 删除字符串中出现次数 >= 2 次的相邻字符 第二次出现的时候,说明出现次数大于2了,这时候就可以删除了,同...