Find maximum contiguous subarray sum
Check if strings are interleaved
Calculate combinations of coins to reach a target amount
Determine if array sum can be halved
Calculate length of the longest increasing subsequence -DP
Determine if a word can be broken into dictionary words
Count pairs of numbers with specific sum
Flatten Object using recursion
Generate all possible permutations of a list
Generate All Possible Sum Combinations
Find max in sliding window
Calculate missing number in sequence
longest repeating character replacement
Encode decode str list to str
truncate text in multiple lines(with ellipsis)