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

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

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