Write a function to find the most frequent character in a string | #coding #dsa #data

#program

def most_frequent_char(s: str) :
char_count = {}
for char in s:
char_count[char] = char_count.get(char, 0) + 1
return max(char_count, key=char_count.get)

# Test cases
print(most_frequent_char("hello")) # Output: "l"
print(most_frequent_char("aabbcc")) # Output: "a" or "b" or "c"
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