Given an array of integers.Each element contains two times.Find the single element present in array.

Given an array which contains zeros and non-zeros elements. Move the zeros to the end of the array.

Given an array of integers. Task is to find the second largest element in the array.

Finding the first occurence index of K element in the array using Binary Search(O(log n)).

Number pattern - 3

Given an integer. Find the binary 1's in the given integer.

Count the sub string present in the main string.

Convert string to integer without using built-in functions

Check the number is odd or even without using modulo operator(%).

Maximum consecutive 1's count in the given array.

Sorting an array elements using insertion sort in descending order.

Sorting an array using Insertion sort algorithm

Sorting an array in descending order using bubble sort.

Sorting an Array in Ascending order using Bubble Sort

Printing the array elements in descending order using Selection Sort.

Sorting an array in Ascending order using Selection sort

Palindrome or not using recursion

Program to print the number from 1 to 'N' using backtracking.

Print the number from 1 to n using recursion

Reverse the array of integers using recursion

Factorial of a number N using recursion.

Sum of integer from 1 to N using Recursion.

Sum of list of integers using Recursion

Sum of digits using recursion.

Prime Numbers from the range of M to N.

Alphabet Pattern - 1

Given a string. Add the '-' symbol middle of two characters.

Given a days as input. Convert it into years, weeks and remaining days

triangularNumberPattern - 2

Triangular Number pyramid or Number Triangle