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13 Aug 2023 1 minute read 0 comments Lochard
Problem: A Power Number is a positive number that can be expressed as x^x, i.e. x raise to the power of x, where x is any positive number. You will be given an integer array A and you need to print if the elements of array A are Power Numbers or not....
12 Aug 2023 1 minute read 0 comments Lochard
DESCRIPTION: Your team is writing a fancy new text editor and you've been tasked with implementing the line numbering. Write a function which takes a list of strings and returns each line prepended by the correct number. The numbering starts at 1...
10 Aug 2023 1 minute read 0 comments Lochard
Problem: Cody is preparing for a programming competition. He needs k more members for his team to be eligible for the competition. So he organizes a coding test for all his juniors to select the best group. His teacher has instructed him to only sele...
9 Aug 2023 1 minute read 0 comments Lochard
Problem: In mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. John was writing an Arithmetic sequence with N terms, but while writing he mis...
6 Aug 2023 1 minute read 0 comments Lochard
Problem: Dcoder has N members each numbered from 1 to N. A member admires other member if its number divides the other member's number. Given a number N you need to find the number of people with odd number of admirers Input: T the number of tes...
5 Aug 2023 1 minute read 0 comments Lochard
Given a string s and a dictionary of strings wordDict, return true if s can be segmented into a space-separated sequence of one or more dictionary words. Note that the same word in the dictionary may be reused multiple times in the segmentation. ...
4 Aug 2023 1 minute read 0 comments Lochard
Title: Word Frequency Problem: You will be given a group of words. You need to print all unique words in that group in descending order of their frequency, i.e the word repeated most number of times will come first. In case of two words having the sa...
3 Aug 2023 1 minute read 0 comments Lochard
Problem: You are given 2 numbers N and M. You have to find the smallest number which when multiplied to N makes it a multiple of M. Input: First line contains T, number of test cases. Each of the next T lines contains two numbers, N and M. Output:...
1 Aug 2023 1 minute read 1 comment Lochard
Given a fixed-length integer array arr, duplicate each occurrence of zero, shifting the remaining elements to the right. Note that elements beyond the length of the original array are not written. Do the above modifications to the input array in pl...
1 Aug 2023 1 minute read 0 comments Lochard
Problem: Given a matrix of dimensions N x N. Print "YES"(without quotes) if it is a symmetric matrix, else print "NO"(without quotes). Input: First line contains N. Each of following N lines contains N integers each, denoting the matrix. Output:...
