Adds a word to Wordsearch.java

AddWord.java

public boolean AddWord (int r, int c, int dx, int dy, String word){
    if (dx == 0 && dy == 0)
        return false; //this would mean that the word was not sprouting in any direction. Only the first letter would render.
    int i = 0;
    
    //dx: "X-Direction" --  (-1) for Left, (1) for Right, (0) for neither;
    //dy: "Y-Direction" -- ditto;
    
    
    try{
        while (int i < word.length()){
        if (board[r + (dy*i)][c + (dx*i)]
            return false;
        i++;
        }
    }catch (Exception e){
        return false;
    }
    
    int i = 0;
    while (int i < word.length()){
        board[r + (dy*i)][c + (dx*i)] = word.charAt(i);
        i++;
    }
    return true;
}