# Copyright (c) 2019-present, Facebook, Inc.
# All rights reserved.
#
# This source code is licensed under the license found in the
# LICENSE file in the root directory of this source tree.
#
def f_gold ( s ) :
    _sum = 0
    n = 1
    while ( _sum < s ) :
        _sum += n * n
        n += 1
    n -= 1
    if _sum == s :
        return n
    return - 1


#TOFILL

if __name__ == '__main__':
    param = [
    (1,),
    (5,),
    (14,),
    (140,),
    (204,),
    (3,),
    (506,),
    (42,),
    (4,),
    (87,)
        ]
    n_success = 0
    for i, parameters_set in enumerate(param):
        if f_filled(*parameters_set) == f_gold(*parameters_set):
            n_success+=1
    print("#Results: %i, %i" % (n_success, len(param)))