public class TableUtilities {
    public static String getSmallMultiplicationTable() {
        String str= "";
        for (int i=1; i<=5; i++){
            int product=0;
            for (int j=1; j<=5;j++){
                product= i*j;
                str += String.format("%3d |", product);
            }
            str+="\n";
        }

        return str;
    }

    public static String getLargeMultiplicationTable() {
        String str="";
        for(int i=1; i<=11; i++){
            int product=0;
            for (int j=1; j<=11; j++){
                product=i*j;
                str+= String.format("%10d |", product);
            }
            str+="\n";
        }
        return str;
    }

    public static String getMultiplicationTable(int tableSize) {
        return null;
    }
}