Required fields are marked *. You can email the site owner to let them know you were blocked. second largest in [9, 3, 6, 1] is Cloudflare Ray ID: 7fae10afac7a4d9c Here is its answer: Now supply the input say 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 as ten numbers, then press ENTER key to How to find second largest number in a list? - Stack Please mail your requirement at [emailprotected]. When we have a lot of elements in our list, the thought of finding the highest or lowest element can come to our mind and Python has made it much easier for us. List stores some values called elements in it, which can be accessed by their particular index. Time Complexity: O(n*log(n))Auxiliary Space: O(1). #print(a,b) 2023python tutorials. Enter element of list 0 Here is its sample run with user input, 5 as size of list and 2, 1, 1, 1, 1 as five numbers of list: This program does the same job as of previous program. if largest: Use the min() and max() functions to find the smallest and largest elements. List is an ordered set of values enclosed in square brackets [ ]. @RandomDavis - Fixed the early exit. for i in x: Gravel handlebar geometry: any use of the hooks' flare? Python Program to Find Second Largest in an Array - Tutorial Click to reveal python - Finding largest and second largest numbers in a Given an array of numbers, write python code to find second largest number in array, Code to find second largest number in list. max=-10000000 Your email address will not be published. rev2023.8.22.43592. if a < L[i]: elif len(my_ Here are the list of programs covered in this article: The question is, write a Python program that find second largest element in a list using for loop. Interactive Courses, where you Learn by writing Code. in a given list. Here is the code to find the 2nd largest number in the list without using any inbuilt functions. Python | Largest, Smallest, Second Largest, Second Smallest in We use cookies to enhance your browsing experience. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. JavaScript Program to Merge Property of Two Objects, JavaScript Program to Loop Through an Object. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. max2 = A[0] # Find the first and second maximum. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. I did tell the user what was wrong but didn't think that simply fiddling with the existing code was the best way to go. data = [11,22,1,2,5,67,21,32] max1 = data[0] # largest num max2 = data[1] # second largest num for num in data: if num > max1: max2 = max1 # Now this number We make use of First and third party cookies to improve our user experience. lists, sort and slice are all extremely basic python that should be an early part of learning. Enter element of list 1 This will be the second-largest element in the list. What norms can be "universally" defined on any real vector space with a fixed basis? A-143, 9th Floor, Sovereign Corporate Tower, Sector-136, Noida, Uttar Pradesh - 201305, We use cookies to ensure you have the best browsing experience on our website. Heres the implementation of finding the second largest number in a list using numpy.argsort() function. You are getting ages twice per loop and only considering one of the two options for each. Python Program to find Second Largest Number in a List Use the min() and max() functions to find the smallest and largest elements.2. This article is created to cover some programs in Python, that find and prints second largest number or element Enter element of list 1 Enter element of list 8 There are three approaches to solve the problem. Copyright 2011-2021 www.javatpoint.com. After this, we ask the user to provide us the number of elements we would like to add to our list. After getting the largest number we will delete it from the list using list.remove() which will remove the element from the list. The approach is concise and uses built-in functions for efficiency. By using our site, you Next, iterate the for loop and add the numbers in the list. Python Program to find Second Largest Why does my RCCB keeps tripping every time I want to start a 3-phase motor? There are various ways to find the second largest number from a list. Sorting the list and then print the second last number. arr = array.copy() To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Your email address will not be published. Python Program to find the Second Largest Number from a List Thanks for visiting. Removing the maximum Help us improve. 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The time complexity of this code is O(n) as it makes two linear scans of the list, one for finding the largest and smallest elements and another for finding the second largest and smallest elements. How to combine uparrow and sim in Plain TeX? Approach#2: Below is another traditional method to do the following calculation. acknowledge that you have read and understood our. arr = [2, 3, 4, 2, 4, -3, 43, -4, -25, 45, 9] Enter element of list 3 python-tutorials.in, Python program to find largest number in a list, Python program to find N largest elements from a list. Required fields are marked *. second_largest = None In this program, we used the python built-in functions such as set(), min(), max(), sort(), array = [2, 3, 4, 2, 4, -3, 43, -4, -25, 45, 9] #making new set to maintain uniqueness Get current datetime without milliseconds in Python, Difference between assertion and exception in Python, How to reverse a list in python without using, Throughput vs turnaround time vs waiting time vs, Convert comma separated string to integer list in Python, Converting a list of lists to json in Python, iOS real device test automation tutorial using, Connect to MS SQL Server using Python on Mac, How to beautify and pretty print formatted JSON in Python. Method 1: Sorting is an easier but less optimal method. 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Enter element of list 5 Now you can write a function that gets an input list. And then again using max() method, prints the second largest element like shown in the program given below: Like/follow us on social media for updates! Contribute your expertise and make a difference in the GeeksforGeeks portal. You can post a fix to the existing code as another example of what to do. It fits nicely with the other requirements. Save my name, email, and website in this browser for the next time I comment. Approach #3 : Using sort() and extend() methods, Time Complexity : O(NlogN)Auxiliary Space : O(N). 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