public class TableUtilities {
    
    
    public static String getSmallMultiplicationTable() {
        
        return getMultiplicationTable(5);
    }

    public static String getLargeMultiplicationTable() { 
        return getMultiplicationTable(10);
    }

    public static String getMultiplicationTable(int tableSize) {
        
        StringBuilder sb = new StringBuilder();
        //int tableSize = 5;
        for(int i = 1; i <= tableSize; i++) {
            for(int j = 1; j <= tableSize; j++) {
                sb.append(String.format("%3d |", i * j));
            }sb.append("\n");
        }
        return sb.toString();
    }
}