WordSearch.java

import java.util.*;

public class WordSearch {
    private char[][] board;

    public WordSearch(int rows, int cols) {
        board = new char[rows][cols];
        for (int i=0;i<rows;i++) {
            for (int j=0;j<cols;j++) {
                board[i][j]='-';
            }
        }
    }

    public WordSearch() {
        this(20,20);
    }

    public String toString() {
        String s="";
        for (int i=0;i<board.length;i++) {
            for (int j=0;j<board[i].length;j++) {
                s=s+board[i][j];
            }
            s=s+"\n";
        }
        return s;
    }


    /* public boolean addWordH(int row, int col, String word){
       if ((row<=0 && row>board.length) || (col<=0 && col>=board[row].length-word.length())){
       return true;
       }
       for (int i = 0; i < word.length(); i++){
       if(!(board[row][col+i]==word.charAt(i) || board[row][col+i]== "-".charAt(0))){
       return false;
       }
       }

       else {
       for(int j=0;j<word.length();j++){
       board[row][col+j] = word.charAt(j);
       }
       }
       return true;
       }
    */
    public boolean addWordH(int row, int col, String word){
        if (word.length()>board[row].length-col)
            return false;
        for (int i = 0; i < word.length(); i++){
            if(!(board[row][col+i]==word.charAt(i) || board[row][col+i]== "-".charAt(0)))
                return false;
            else 
                for(int j = 0; j < word.length(); j++){
                    board[row][col+j] = word.charAt(j); 
                }
        }
        return true;
    }


}