You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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.

mvwduljootadondrwbrledodqnmfqtxalvuxnfgft
Solution: d
Why? d is ocurring with maximum frequency of 5.

New input: fdlxnovwjbdxzmratfhkuexpzthzzmdxsjdguqicf
Solution:
d