Given an array arr[] of size N, the task is to count the number of longest increasing subsequences present in the given array. Example:Attention reader!… Read More

# Tag Archives: TrueGeek-2021

Given a 2-D array matrix[][] of size M*N and an integer K. For each occurrence of K in the matrix[][], replace K and all the… Read More

In C/C++, strcat() is a predefined function used for string handling, under string library (string.h in C, and cstring in C++). This function appends the… Read More

Given a positive integer N, the task is to generate N random hexadecimal integers. Examples:Attention reader! Don’t stop learning now. Get hold of all the… Read More

Given a string S of size N, the task is to find the maximum sum of values assigned to all the alphabets of the string… Read More

Given N strings, print the maximum length of the string and the string formed by concatenating any of the N strings, such that every letter… Read More

Weakly Connected Graph: A directed graph ‘G = (V, E)’ is weakly connected if the underlying undirected graph Ĝ is connected. Attention reader! Don’t stop learning… Read More

Given a N x M matrix. Each cell of the matrix has a numerical value pointing to the next cell it leads to. The values… Read More

Given a Binary Tree, the task is to find the sum of leaf nodes at every level of the given tree. Examples:Attention reader! Don’t stop… Read More

Given a positive integer N, the task is to find the minimum number of addition operations required to convert the number 0 to N such… Read More

Given a positive integer N, the task is to find the number of unordered pairs of semi-prime numbers in the range [1, N] such that… Read More

After the invention of computers, technology had evolved and advanced in a very significant way. This advancement of technology and the development of computers are… Read More

Simplify {(2a + b)/(a – b)(a – 2 b)} – {(a + 4 b)/(a – b)(a – 3 b)} – {(a – 7 b)/(a – 2 b)(a – 3 b)}

Earlier, way back in the 9th century, mathematical equations containing certain information used to be written in language form instead of mathematical form. For instance,… Read More