1,方案一:響應式來做,可以根據媒體查詢,設定在不同螢幕寬度下div的高度和寬度,具體的設定看你響應式想怎麼顯示@media only screen and (min-width: 100px) and (max-width: 640px) {div{width: 100px;height: 100px;}}@media only screen and (min-width: 641px) and (max-width: 789px) {div{width: 200px;height:
Leader in Tree Land Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 169 Accepted Submission(s): 62 Problem Description Tree
1) #define是預先處理指令,在編譯預先處理時進行簡單的替換,不作正確性檢查,不關含義是否正確照樣帶入,只有在編譯已被展開的來源程式時才會發現可能的錯誤並報錯。例如:#define PI 3.1415926程式中的:area=PI*r*r 會替換為3.1415926*r*r如果你把#define語句中的數字9 寫成字母g 預先處理也照樣帶入。2)typedef是在編譯時間處理的。它在自己的範圍內給一個已經存在的類型一個別名,但是You cannot use the typedef
AC代碼: #include <iostream>#include <cstdio>#include <cstring>#include <algorithm>using namespace std;const int N = 20005;//不曉得為什麼寫成100005就過不了struct node{ int l,r; int c;}tree[N<<2];int l[N],r[N];int
在自己維護的EBS系統中,突然發現不能查看請求(concurrent request)的日誌和輸出(log and output),會報錯誤 ‘An error occurred while attempting to establish an Applications File Server connection with the node FNDFS_APPLTOP_ xxxx’’,解決方案如下 1. 備份檔案 $
CRB and Puzzle Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 69 Accepted Submission(s): 35 Problem Description CRB is now
First One Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 142 Accepted Submission(s): 37 Problem Description soda has an