Medium
75. Sort Colors/ Dutch National Flag169. Majority Element / Moore229. Majority Element II53. Maximum Subarray Sum / Kadane2149. Rearrange Array Elements by Sign31. Next Permutation2865. Beautiful Towers I1503. Last Moment Before All Ants Fall Out of a PlankLongest Subarray With Sum KSubarrays with XOR ‘K’3224. Minimum Array Changes to Make Differences EqualCopy of Copy of Copy of Template