Queue: The queue is an abstract data type or linear data structure from which elements can be inserted at the rear(back) of the queue and… Read More

# Tag Archives: deque

Deque is a type of queue in which insert and deletion can be performed from either front or rear. It does not follow the FIFO… Read More

Given a string S of length N. The string consists only of letters ‘F’ and ‘B’. The task is to generate a sequence performing some… Read More

What is deque? In C++, a deque is a sequence container and it is also known by the name, double-ended queue. As the name implies,… Read More

What is a deque? In C++, the deque is a sequence container and it is also known by the name, double-ended queue. As the name… Read More

find() function finds the element in the given range of numbers. Returns an iterator to the first element in the range [first, last) that compares… Read More

Given two positive integers N and K, the task is to construct a permutation of the first N natural numbers such that all possible absolute… Read More

Given an array arr containing N unique integers. The task is to calculate the minimum number of deques required to make the array sorted. Example: … Read More

Given an array arr[] of N integers, the task is to find the lexicographically largest permutation by sequentially inserting the array elements to the front… Read More

Given a sorted array arr[] of the first N Natural Numbers and an integer X, the task is to print the last remaining element after… Read More

Given two sentences S1 and S2, the task is to check if the sentences can be made equal by inserting at most one sentence(possibly, empty)… Read More

Given an array arr[] consisting of N positive integers and a string S of length (N – 1), containing characters ‘+’ and ‘*’, the task… Read More

Given a string S consisting of N characters, the task is to find the length of all prefixes of the given string S that are… Read More

Given an array arr[] consisting of N integers and an integer K, the task is to print the maximum sum possible in a subsequence satisfying… Read More

Queue: A Queue is a linear data structure that follows a First In First Out (FIFO) order in which the operations are performed. It is… Read More