- Print Anagrams Together
- Overlapping Rectangles
- Count the subarrays having product less than k
- Run Length Encoding
- Ugly Number
- Greatest Common Divisor of Strings
- Find the position of M-th item
- Total Decoding Messages
- Number following a pattern
- Max 10 numbers in a list having 10M entries
- Find Missing And Repeating
- Squares in N*N Chessboard
- Decode the string
- Minimum Size Subarray Sum
- Array Pair Sum Divisibility Problem