I need the implementation for void setPosition(String pos) method and the implementation of friend function to overload

im attaching the driver program and output file.

its about tic-tac-toe game

Spring University of Bridg CS 501 Assignment 1 // Driver program: #include "tictactoe.h" #include #include #include int main() { Tic Tac Toe ttt; string pos; ifstream fin("input.txt"); ofstream fout("output.txt"); while (!fin.eof()) { getline(fin, pos); #include #include int main() { TicTac Toe ttt; string pos; ifstream fin("input.txt"); ofstream fout("output.txt"); while (!fin.eof()) { getline(fin, pos); ttt.setPosition(pos); cout