'''simple docstring'''

import math
def      __UpperCamelCase			(  UpperCAmelCase						,	UpperCAmelCase	):
 lowercase__							:       int										=   len(_UpperCAmelCase	)
 lowercase__							:       Union[str, Any]										=   int(math.floor(math.sqrt(_UpperCAmelCase	)	)	)
 lowercase__							:       Any										=   0
 while arr[min(_UpperCAmelCase						,	_UpperCAmelCase	) - 1] < x:
  lowercase__							:       List[str]										=   step
  step += int(math.floor(math.sqrt(_UpperCAmelCase	)	)	)
  if prev >= n:
   return -1

 while arr[prev] < x:
  lowercase__							:       Dict										=   prev + 1
  if prev == min(_UpperCAmelCase						,	_UpperCAmelCase	):
   return -1
 if arr[prev] == x:
  return prev
 return -1


if __name__ == "__main__":
  __a:					str			  =  input("""Enter numbers separated by a comma:\n""").strip()
  __a:					Any			  =  [int(item) for item in user_input.split(""",""")]
  __a:					Dict			  =  int(input("""Enter the number to be searched:\n"""))
  __a:					List[str]			  =  jump_search(arr, x)
  if res == -1:
    print("""Number not found!""")
  else:
    print(F'Number {x} is at index {res}')








"""simple docstring"""
def 		_SCREAMING_SNAKE_CASE			(_UpperCAmelCase					:    str			):
 return " ".join(input_str.split()[::-1]			)


if __name__ == "__main__":
       import doctest

       doctest.testmod()





