//找规律
    public static void main(String[] args) {
        for(int i = 1;i < 2;i++){
            System.out.print(i + "*" + 1 + "=" + (i * 1) + " ");
        }
        System.out.println();
        for(int i = 1;i < 3;i++){
            System.out.print(i + "*" + 2 + "=" + (i * 2) + " ");
        }
        System.out.println();
        for(int i = 1;i < 4;i++){
            System.out.print(i + "*" + 3 + "=" + (i * 3) + " ");
        }
    }

//完整版
    public static void main(String[] args) {
        for(int j = 1;j < 10;j++){
            for(int i = 1;i < j + 1;i++){
                System.out.print(i + "*" + j + "=" + (i * j) + "\t");
            }
            System.out.println();
        }
    }