< p > course address: http://www.icourse8.com/vue2_qunaer.html < / p > < p > course address: http://www.icourse8.com/vue2_qunaer.html < / p >Copy the code

directory

Chapter 1 Course Introduction

Chapter 2 Vue starts

Chapter 3 Vue fundamentals

Chapter 4 provides an in-depth understanding of Vue components

Chapter 5 animation effects in Vue

Chapter 6: Vue project preheating

Chapter 7 project practice – tourism website homepage development

Chapter 8 project practice – tourism website city list page development

Chapter 9 project practice – tourism website details page development

Chapter 10 Actual combat project – joint investigation, test and launch of the project

class Solution {
    public boolean isPowerOfThree(int n) {
        if(n==0)
            return false;
        if(n = = Math. Pow (3, 0) | n = = Math. Pow (3, 2) | n = = math.h pow (3, 1) | n = = Math. Pow (3, 2) | n = = math.h pow | n = (3, 3) = math.h pow (3, 4) | n = = math.h pow (3, 5) | N = = Math. Pow (3, 6) | n = = Math. Pow (3, 7) | n = = math.h pow (3, 8) | n = = math.h pow (3, 9) | n = = math.h pow (3, 10) | n = = Math. Pow (3, 11) | n = = Math. Pow (3, 12 (3) | n = = math.h pow, 13) | n = = Math. Pow (3, 14) | n = = math.h pow (3, 15) | n = = math.h pow (3 dec) | n = = Math. Pow (3) in 2 | n = = Math. Pow (3, 17) | n = = Math. Po W (3, 12) | n = = math.h pow (3, 20))return true;
        return false; }}Copy the code