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);
    }
}