
"""simple docstring"""

from dataclasses import dataclass
from typing import List, Optional, Union

import numpy as np
import PIL
from PIL import Image

from ...utils import is_torch_available, is_transformers_available


if is_transformers_available() and is_torch_available():
   from .image_encoder import PaintByExampleImageEncoder
   from .pipeline_paint_by_example import PaintByExamplePipeline





"""simple docstring"""

from math import floor, sqrt




def 			lowercase__  (    lowerCAmelCase :    int       )       ->					int:






    """simple docstring"""




    UpperCAmelCase  	=    0.0
    UpperCAmelCase  	=    1.0
    UpperCAmelCase  	=    int(sqrt(lowerCAmelCase       )       )
    UpperCAmelCase  	=    root
    UpperCAmelCase  	=    0
    while integer_part != 2 * root:
        UpperCAmelCase  	=    denominator * integer_part - numerator
        UpperCAmelCase  	=    (n - numerator**2) / denominator
        UpperCAmelCase  	=    int((root + numerator) / denominator       )
        period += 1
    return period




def 			lowercase__  (    lowerCAmelCase :    int = 10_000       )       ->					int:






    """simple docstring"""




    UpperCAmelCase  	=    0
    for i in range(2       , n + 1       ):
        UpperCAmelCase  	=    sqrt(lowerCAmelCase       )
        if sr - floor(lowerCAmelCase       ) != 0 and continuous_fraction_period(lowerCAmelCase       ) % 2 == 1:
            count_odd_periods += 1
    return count_odd_periods


if __name__ == "__main__":
   print(F'{solution(int(input().strip()))}')



