Rho method to solve n from R=n*Q by python
----- Input information ---------------
 p=974513732847607  r=974513733505057
 a=356273837815253  b=618239895398378
 Q=(521789601063212,268772768463130)
 R=(478276660058055,237738841198543)
----- Rho method information ----------
 Standard Rho steps:sqrt(ƒÎr/2)=39124961
 Rho table size=64
 Search pointer size=1048576
 Average search interval=128
----- Solved by Rho information -------
 solve: n=40695169277352  Rho steps=17485995
  used search table size=128713
 used time=172.11 sec