public class TableUtilities {
    public static String getSmallMultiplicationTable() {
        StringBuilder timesTable = new StringBuilder();
        int x;
        int y;
        for (x = 1; x <= 5; x++){
            for (y = 1; y <= 5; y++){
                timesTable.append(String.format("%3d |", x*y));
            }
                timesTable.append("\n");
        }
        return timesTable.toString();
    }

    public static String getLargeMultiplicationTable() {
        StringBuilder timesTable = new StringBuilder();
        int x;
        int y;
        for (x = 1; x <= 10; x++){
            for (y = 1; y <= 10; y++){
                timesTable.append(String.format("%3d |", x*y));
            }
                timesTable.append("\n");
        }
        return timesTable.toString();
    }

    public static String getMultiplicationTable(int tableSize) {
        StringBuilder timesTable = new StringBuilder();
        int x;
        int y;
        for (x = 1; x <= tableSize; x++){
            for (y = 1; y <= tableSize; y++){
                timesTable.append(String.format("%3d |", x*y));
            }
                timesTable.append("\n");
        }
        return timesTable.toString();
    }
}