1. Introduction to the enumerate() Function In Python, enumerate is a built-in function that allows you to retrieve both the index and the element itself while iterating over a sequence (such as a list or tuple). Its core function is to automatically add a counter to the iteration process, so you do not need to … Read more
For Loop After using <span>while</span> loops, SpongeBob can quickly complete tasks every day. Seeing this, Mr. Krabs waved his hand and decided to increase the takeout service. The residents of Bikini Bottom responded enthusiastically, leaving their names when ordering. Faced with a long list of orders, SpongeBob cleverly wrote the following program: # List of … Read more
In some problems involving “cycles” (such as looping playback or polling tasks), it is necessary to iterate over a given list multiple times. Here, iteration means going from the first element to the last, and then starting again from the first element, repeating this process. Let’s start with some music~ The following example will cyclically … Read more
Time Limit: 2s Memory Limit: 192MBProblem DescriptionCalculate the function value according to the following recursive formula.When x=1, f(x)=10; when x>1, f(x)=f(x-1)+2Input FormatInteger variable xOutput Formatf(x)Sample Input10Sample Output28Code(1) Recursive Version #include <iostream> using namespace std; int f(int x) { if (x == 1) { return 10; } else { return f(x – 1) + 2; }} … Read more
Ideas are my own. image credit: Kevin Hawkins There is a popular saying in the industry that “2025 is the year of AI Agents”. Indeed, in the first half of 2025, we have seen a plethora of emerging “Agents”. Although there is currently no consensus on the standard definition of an Agent in the industry, … Read more