input: Write a function to describe a positive feedback loop for the given Python program, which prints "hello" 10 times and then prints "You've got it!" if the loop runs for the full 10 iterations. Return the modified program as the output.
  assert describe_feedback_loop("for i in range(10):\\n    print('hello')") == "for i in range(10):\\n    print('hello')\\n    i += 1\\n    if i == 10:\\n        print('You've got it!')"
  assert describe_feedback_loop("for i in range(5):\\n    print('hi')") == "for i in range(5):\\n    print('hi')\\n    i += 1\\n    if i == 5:\\n        print('You've got it!')"
  assert describe_feedback_loop("") == ""
  assert describe_feedback_loop("for i in range(1):\\n    print('hello')") == "for i in range(1):\\n    print('hello')\\n    i += 1\\n    if i == 1:\\n        print('You've got it!')"
  assert describe_feedback_loop("print('This is a test')") == "print('This is a test')"
output: def describe_feedback_loop(program):
      if "for i in range(" in program:
          start = program.find("for i in range(") + len("for i in range(")
          end = program.find("):", start)
          range_value = int(program[start:end])
          return program + f"\n    i += 1\n    if i == {range_value}:\n        print('You\\'ve got it!')"
      return program