Test Case 2 and 4 are giving wrong answers

#1

While checking in different IDE i am getting same output that is given in both test cases.

#2

hi @aditikandhway you can make a simple frequency array of size 256 (pertaining to the 256 ASCII characters), initialise it with 0 and update the freq for each character as it comes, and run a for loop through it to get the character with max frequency.

#3

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