九九乘法口诀引申出NN乘法口诀

package com.tfj.function;

import java.util.Scanner;

public class NNTable {

    public void method1(int n) {

        for (int i = 1; i <= n; i++) {

            for (int j = 1; j <= i; j++) {

                System.out.print(j + "*" + i + "=" + i * j + "\t");

            }

            System.out.println();

        }

    }

    public void method2(int n) {

        for (int i = 1, j = 1; i < n + 1; j = (j == i) ? ((++i / i)) : (j + 1)) {

            char ch = (j == i ? '\n' : '\t');

            System.out.print(j + "*" + i + "=" + i * j + ch);

        }

    }

    public static void main(String[] args) {

        NNTable c1 = new NNTable();

        System.out.println("输入n:");

        Scanner scanner = new Scanner(System.in);

        int n = scanner.nextInt();

        System.out.println("方法1对应的乘法口诀为：");

        c1.method1(n);

        System.out.println("方法2对应的乘法口诀为：");

        c1.method2(n);

    }

}