# Category Archives: Java Programs

Given a cost matrix cost[][] and a position (m, n) in cost[][], write a function that returns cost of minimum cost path to reach (m,… Read More
The N Queen is the problem of placing N chess queens on an N×N chessboard so that no two queens attack each other. For example,… Read More
We have discussed Backtracking and Knight’s tour problem in Set 1. Let us discuss Rat in a Maze as another example problem that can be… Read More
LCS Problem Statement: Given two sequences, find the length of longest subsequence present in both of them. A subsequence is a sequence that appears in… Read More
The Longest Increasing Subsequence (LIS) problem is to find the length of the longest subsequence of a given sequence such that all elements of the… Read More
Given a text txt[0..n-1] and a pattern pat[0..m-1], write a function search(char pat[], char txt[]) that prints all occurrences of pat[] in txt[]. You may… Read More
Given a text txt[0..n-1] and a pattern pat[0..m-1], write a function search(char pat[], char txt[]) that prints all occurrences of pat[] in txt[]. You may… Read More
Given a text txt[0..n-1] and a pattern pat[0..m-1], write a function search(char pat[], char txt[]) that prints all occurrences of pat[] in txt[]. You may… Read More
In mathematical terms, the sequence Fn of Fibonacci numbers is defined by the recurrence relation Fn = Fn-1 + Fn-2 with seed values F0 =… Read More
Merge sort is often preferred for sorting a linked list. The slow random-access performance of a linked list makes some other algorithms (such as quicksort)… Read More
Given a binary matrix, find out the maximum size square sub-matrix with all 1s. For example, consider the below binary matrix. Recommended: Please solve it… Read More
Inversion Count for an array indicates – how far (or close) the array is from being sorted. If the array is already sorted, then the… Read More
Write a GetNth() function that takes a linked list and an integer index and returns the data value stored in the node at that index… Read More
Write a function rotate(arr[], d, n) that rotates arr[] of size n by d elements. Example : Input : arr[] = [1, 2, 3, 4,… Read More
Write a function rotate(ar[], d, n) that rotates arr[] of size n by d elements. Rotation of the above array by 2 will make array… Read More