[ CHALLENGE ] "Find mode"

Question

You need to find the number which repeat maximum number of time in string
example : 12223
output : 2
because it repeat 3 times
if there are two numbers which repeat same number of time then print both the numbers
example : 12233
output : 2 3

input

A string containing numbers

output

number which repeat maximum number of time

sample input

122232

sample output

2

Answer 1

https://code.sololearn.com/cx0W1FmJ6oYN/?ref=app

Answer 2

Also accommodates letters :
https://code.sololearn.com/cBqWw0jLyyrH/?ref=app

Answer 3

https://code.sololearn.com/c05rjp6YQdmp/?ref=app

Answer 4

https://code.sololearn.com/cBT8EGS1rKu2/?ref=app