Frequency Queries | HackerRank Solution – Letstacle

Frequency Queries | HackerRank Solution – Letstacle 0 HomeLive Programming HelpComputer Science Homework HelpPython Homework HelpPython Homework SolvedJava Homework HelpJava Homework solvedC++ Homework HelpR Homework HelpPHP Homework HelpHTML Homework HelpJavaScript Homework HelpSQL Homework HelpDo My Programming HomeworkAndroid Assignment HelpAboutHow it WorksCareersArticlesJavaJavaScriptPythonC++hackerrank solutionsHTMLMathsDatabase AcademyPython Tutor ReviewsRecent ReviewsLeave a Review PaymentFAQs Contact / Get Help Frequency Queries | HackerRank Solution September 17, 2021 0 Comments Frequency Queries HackerRank Solution: Looking for Frequency Queries solution for Hackerrank problem? Get solution with source code and detailed explainer video.You are given q queries. Each query is of the form two integers described below: 1 x : Insert x in your data structure. 2 y : Delete one occurence of y from your data structure, if present. 3 z : Check if any integer is present whose frequency is exactly z. If yes, print 1 else 0. Go to problem statementExplanation Video:Youtube Channel partner: CodingCart Mentor: Satyendra Jaiswal Langauge: PythonSource Code:  for freqQuery functionPythonJavaScriptC++ # Complete the freqQuery function below. def freqQuery(queries): res=[] dic=Counter() #d1 dic_val=Counter() #d2 for op, value in queries: if op==1: dic_val[dic[value]]-=1 dic[value]+=1 dic_val[dic[value]]+=1 elif op==2: if dic[value]>0: dic_val[dic[value]]-=1 dic[value]-=1 dic_val[dic[value]]+=1 else: res.append(1 if dic_val[value] > 0 else 0) return res coming soon… coming soon…Full Source Code: Frequency Queries  HackerRank SolutionPythonJavaScriptC++ #!/bin/python3 import math import os import random import re import sys from collections import Counter # Complete the freqQuery function below. def freqQuery(queries): res=[] dic=Counter() #d1 dic_val=Counter() #d2 for op, value in queries: if op==1: dic_val[dic[value]]-=1 dic[value]+=1 dic_val[dic[value]]+=1 elif op==2: if dic[value]>0: dic_val[dic[value]]-=1 dic[value]-=1 dic_val[dic[value]]+=1 else: res.append(1 if dic_val[value] > 0 else 0) return res if __name__ == ‘__main__’: fptr = open(os.environ[‘OUTPUT_PATH’], ‘w’) q = int(input().strip()) queries = [] for _ in range(q): queries.append(list(map(int, input().rstrip().split()))) ans = freqQuery(queries) fptr.write(‘n’.join(map(str, ans))) fptr.write(‘n’) fptr.close() coming soon… coming soon…Like this article? Follow us on Facebook and LinkedIn. You can also subscribe to our Youtube Channel.This post is in partner with CodingCart.Share Article: Tags:Frequency Queries hackerrank solutions September 17, 2021Hash Tables: Ransom Note | HackerRank Solution September 17, 2021JavaScript | Function not defined Leave a Reply Cancel replyLog In Related Articles October 10, 2021Alphabet Rangoli | HackerRank Solution March 17, 2022The Minion Game | HackerRank Solution March 17, 2022Nested Lists | HackerRank Solution March 17, 2022Find the Runner-Up Score! | HackerRank Solution March 17, 2022Strings: Making Anagrams | HackerRank Solution September 19, 2021Sherlock and the Valid String | HackerRank Solution CategoriesBlog C++ Commerce Help Database Do my Economics Help hackerrank solutions HTML Java JavaScript Java solved Maths Maths Help Node JS Online Tutor Programming Help Python Python solved Quiz Uncategorized Recent Comments On LetstacleJimenez on Computer Science Homework Help | Computer Science HelpLetstacle Team on Python Homework Help | Help with Python HomeworkLetstacle Team on Python Homework Help | Help with Python HomeworkLetstacle Team on Python Homework Help | Help with Python HomeworkLetstacle Team on Python Homework Help | Help with Python HomeworkImler Miller on Python Homework Help | Help with Python HomeworkFeatured posts April 28, 2022Visual Basic Homework Help | VB.net Coding Help April 28, 2022Computer Science Homework Help | Computer Science Help February 15, 2022Do my Java Homework | Get Java Homework Help OnlineCategoriesBlog C++ Commerce Help Database Do my Economics Help hackerrank solutions HTML Java JavaScript Java solved Maths Maths Help Node JS Online Tutor Programming Help Python Python solved Quiz UncategorizedQuick LinksMake PaymentLeave a ReviewStoreTop Rated Rated 4.9 out of 5 Made with <3 creative team @ 2021 Letstacle.comTerms of Use | Disclaimer | Privacy Policy

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