In this task, you are given a string with duplicate characters ocurring in the string. You need to return the character which is ocurring with the maximum frequency. In case of a tie, return the character with the least ascii value.

Input: Consider Input: qhlvxdhyiwfghciwfkqnfoopcwgxcosgffkgqaayafimfb

Output: f


Input: Consider Input: qrtxfgulbvkhteefsvubsjlobwtfggvfssayhibsn

Output: s


Input: Consider Input: nlaltmivwslqulylzopulbkzbhucvnogrfbmpwpvwn


Output: l