{usingnamespacestd;//1KW 字符串反序函数测试,分别测试同样算法,string 和 C风格字符串的区别stringstr ="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";for(inti =0; i !=10000001; i++)//STL_Reverse(str);//0.313秒//good_Reverse(str);//0.875秒//Reverse(str);//1.063秒bad_Reverse(str);//7.016秒cout...
11 Years Ago why are you calling strlen() so many times? Do you expect the length of the string to change? intlength=strlen(str);for(inti=0;i<length/2;++i){chart=str[i];intx=length-1-i;str[i]=str[x];str[x]=t;} Share ...
C/C++头文件太难记?一个万能头文件全搞定! #include <stdio.h>、#include <iostream>、#include <string>、#include <algorithm>、#include <math.h> 这么多复杂的头文件,不仅里面的内容难以理解,而且也非常难记,那么我们如何处理这些头文件?如何方便我们在写代码的时候,不用担心少些了哪些头文件? 下面......
HOME C++ STL string Description To reverse a string "in place" without using a temporary string, use the reverse function template in the <algorithm> header: Demo Code#include <string> #include <iostream> using namespace std; int main() {// w w w . ja v a 2s .co m string s ...
題目: Write a function that reverses a string. The input string is given as an array of characterschar[]. Do not allocate extra space for another array, you must do this by modifying the input arrayin-placewith O(1) extra memory. ...
// 1KW 字符串反序函数测试,分别测试同样算法,string 和 C风格字符串的区别 string str = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; for (int i = 0 ; i != 10000001 ; i++) // STL_Reverse(str); //0.313秒 // good_Reverse(str); //0.875秒 ...
// // Functions: // reverse - Reverse the items in a sequence. // disable warning C4786: symbol greater than 255 character, // okay to ignore #pragma warning(disable: 4786) #include <iostream> #include <vector> #include <string> #include <algorithm> #include <functional> using name...
string reversed in pass 1 Reverse(str, str + strlen(str) - 1); char *c1 = str, *c2 = str + 1; do { // find word boundary for(;*c2 != ' ' && *c2; c2++); // reverse each word Reverse(c1, c2 - 1); if (!*c2) break; // reached end of string c1 = ++c2; }...
//C++ STL program to reverse vector elements#include<iostream>#include<algorithm>#include<vector>usingnamespacestd;intmain(){//vectorvector<int>v1{10,20,30,40,50};//printing elementscout<<"before reversing vector elements..."<<endl;for(intx:v1)cout<<x<<"";cout<<endl;//reversing vecto...
[C/C++] String Reverse 字符串 反转 2016-06-24 08:54 −#include <iostream> #include <string> #include <algorithm> #include <cstring> inline void STL_Reverse(std::string& str)... Areas 0 11390 [LeetCode] Reverse String II 翻转字符串之二 ...