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Get a string from an input string where all occurrences of first character replaced with ‘$’, except first character in Python

on January 20, 2021

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#Get a string from an input string where all occurrences of first character 
replaced with ‘$’, except first character.
def change_char(str1):
  char = str1[0]
  str1 = str1.replace(char, '$')
  str1 = char + str1[1:]

  return str1

print(change_char('little')) 

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