Tic Tac Toe function for displaying the board

main.rs

fn display_board(board : &Vec<String>){
    println!("  {} |  {}  |  {} ",board[0],board[1],board[2]);
    println!(" ---| --- | ---");   
    println!("  {} |  {}  |  {} ",board[3],board[4],board[5]);
    println!(" ---| --- | ---");
    println!("  {} |  {}  |  {} ",board[6],board[7],board[8]);
}