| Question | Code |
|---|---|
| Reverse an Array/String | Code |
| Find the maximum and minimum element in an array | Code |
| Find the “Kth” max and min element of an array | Code |
| Given an array which consists of only 0, 1 and 2. Sort the array without using any sorting algo | Code |
| Move all the negative elements to one side of the array | Code |
| Find the Union and Intersection of the two sorted arrays. | Code |
| Write a program to cyclically rotate an array by one. | Code |
| Find Largest sum contiguous Subarray [V. IMP] | Code |
| Minimize the maximum difference between heights [V.IMP] | Code |
| Minimum no. of Jumps to reach end of an array | Code |
| Find duplicate in an array of N+1 Integers | Code |
| Merge 2 sorted arrays without using Extra space. | Code |
| Kadane’s Algo [V.V.V.V.V IMP] | Code |
| Merge Intervals | Code |
| Next Permutation | Code |
| Count Inversion | Code |
| Best time to buy and Sell stock | Code |
| Find all pairs on integer array whose sum is equal to given number | Code |
| Find common elements In 3 sorted arrays | Code |
| Rearrange the array in alternating positive and negative items with O(1) extra space | Code |
| Find if there is any subarray with sum equal to 0 | Code |
| Find factorial of a large number | Code |
| Find maximum product subarray | Code |
| Find longest consecutive subsequence | Code |
| Given an array of size n and a number k, fin all elements that appear more than ” n/k ” times. | Code |
| Maximum profit by buying and selling a share at most twice | Code |
| Find whether an array is a subset of another array | Code |
| Find the triplet that sum to a given value | Code |
| Trapping Rain water problem | Code |
| Chocolate Distribution problem | Code |
| Smallest Subarray with sum greater than a given value | Code |
| Three way partitioning of an array around a given value | Code |
| Minimum swaps required bring elements less equal K together | Code |
| Minimum no. of operations required to make an array palindrome | Code |
| Median of 2 sorted arrays of equal size | Code |
| Median of 2 sorted arrays of different size | Code |
| Question | Code |
|---|---|
| Spiral traversal on a Matrix | Code |
| Search an element in a Matrix | Code |
| Find median in a row wise sorted matrix | Code |
| Find row with maximum no. of 1’s | Code |
| Print elements in sorted order using row-column wise sorted matrix | Code |
| Maximum size rectangle | Code |
| Find a specific pair in matrix | Code |
| Rotate matrix by 90 degrees | Code |
| Kth smallest element in a row-column wise sorted matrix | Code |
| Common elements in all rows of a given matrix | Code |