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Category Archives: Java Programs

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… Read More
Write a function rotate(arr[], d, n) that rotates arr[] of size n by d elements. Example : Attention reader! Don’t stop learning now. Get hold… 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
Write an efficient program to count number of 1s in binary representation of an integer. Examples : Input : n = 6 Output : 2… Read More
Given pointer to the head node of a linked list, the task is to reverse the linked list. We need to reverse the list by… Read More
A permutation, also called an “arrangement number” or “order, ” is a rearrangement of the elements of an ordered list S into a one-to-one correspondence… Read More
Write an efficient program to find the sum of contiguous subarray within a one-dimensional array of numbers that has the largest sum.    Recommended: Please… Read More
Given an array of positive integers. All numbers occur even number of times except one number which occurs an odd number of times. Find the… Read More
Given a positive integer, write a function to find if it is a power of two or not.Examples :   Input : n = 4 Output… Read More

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