Error: a function-definition is not allowed here before '{' token|

#include <iostream>
#include <string>

char board[9] = {};

void clearscreen(){
for(int i = 0;i<24;i++){
std::cout<<std::endl;
}
}

void clearboard(){
for (int i=0; i<9;i++){
board[i]='-';
}
}

bool has_won(char player){
int wins [][3] = {{0,1,2},{3,4,5},{6,7,8},{0,3,6},{1,4,7} ,{2,5,8},{0,4,8},{2,4,6}};
for(int i=0; i<8; i++){
int count = 0;
for(int j=0; j<3; j++){
if (board[wins[i][j]] == player);
count++;
}
if(count == 3){
return true;
}
}
return false;
}


void print_board(std::string indent){
// std::cout<<"Game board: \n";
std::cout<<std::endl;
std::cout<<indent<<"-"<<board[6]<<"-|-"<<board[7]<<"-|-"<<board[8]<<"-\n";
std::cout<<indent<<"-"<<board[3]<<"-|-"<<board[4]<<"-|-"<<board[5]<<"-\n";
std::cout<<indent<<"-"<<board[0]<<"-|-"<<board[1]<<"-|-"<<board[2]<<"-\n";

}

int get_move(){
std::cout<<"\nMove options: \n";
std::cout<<"-7-|-8-|-9-" <<std::endl;
std::cout<<"-4-|-5-|-6-" <<std::endl;
std::cout<<"-1-|-2-|-3-" <<std::endl;
std::cout<<"\n";
print_board("");
std::cout<<"\nYour move: ";

int move;
std::cin >> move;
while (move > 9 || move <1 || board[move-1] != '-'){
std::cout<<"Please enter a legal move (1-9): \n";
std::cin >> move;
}
return move;
}

char play_and_get_winner(){
clearboard();
int turn = 1;
while (!has_won('X')&&!has_won('0')){
clearscreen();
int move = get_move();
std::cout <<"The move you entered is: " << move <<std::endl;
if(turn%2==1){
board[move-1]='X';
if(has_won('X')){
std::cout <<"Congratulations player X! You have won!\n";
return 'X';
}
}else{
board[move-1]='0';
if(has_won('Y')){
std::cout <<"Congratulations player 0! You have won!\n";
return '0';
}
turn++;
if (turn = 10){
std::cout<<"\t It's a draw!\n";
}
}
}

int main(){
clearboard();
char winner = play_and_get_winner();
std::cout<<"The final board layout is: \n";
print_board("\t");
return 0;
}

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