Method createQueen

Java/LeetCodeN-Queens.java:52–62

(int n, int index)

        return true;
    }
    private static String createQueen(int n, int index){
        StringBuilder sb = new StringBuilder();
        int i = 0;
        for(; i < index; i++)
            sb.append('.');
        sb.append('Q');
        for(++i; i < n; i++){
            sb.append('.');
        }
        return sb.toString();
    }
    
    
}