She asked for your help. Nested Lists Python basic datatype problem - Python solution of HackerRank. You pick the stamps one by one from a stack of  country stamps.Find the total number of distinct country stamps. July 10, 2020 December 5, 2020 Martin 4 Comments hackerrank certification solution 2020, hackerrank Solutions This post covers the solutions of certification problems of problem solving. split() if operation[0] == 'intersection_update': temp_storage = set (map (int, input (). ... #Add 1 if … # The .symmetric_difference() operator returns a set with all the elements that are in the set and the iterable but not both. HackerRank Problem Solving Basic Certification Solutions 2020 Rupal has a huge collection of country stamps. Hackerrank - Set .add () solution Example. Alternatively, associate custom Tags to identify your Question by its complexity or levels. Click Library tab on the home page and then click Create Question. Boss Moves Crew 8,163,957 views She decided to count the total number of distinct country stamps in her collection. The Calendar class is an abstract class that provides methods for converting between a specific instant in time and a set of calendar fields such as YEAR, MONTH, DAY_OF_MONTH, HOUR, and so on, and for manipulating the calendar fields, such as getting the date of the next week. {0} ( {2})'.format (*input ().split (),set (map (int,input ().split ())))) print (sum (A)) This works fine too! You can use search the questions by relevant tag names or question names in the relevant search windows. If you fill out the form, I will reach out to you once I have posted the solution. Day 4 Class vs Instance Task. One solution is to convert the string to a list and then change the value. Set set = new HashSet<>(); for (int i=0; i