(1423)编写函数实现字符串循环右移n位

#include <cstdlib>#include <iostream>#include <cstring>#define MAXLEN 20/*编写循环函数，使一个字符串循环右移n个字符*/using namespace std;void LoopMove1(char *str,int n){     char *p=str;     char temp[MAXLEN];     int len=strlen(str);     int remain=len-n;//记录剩余的的字符串长度     strcpy(temp,str+remain);     strcpy(temp+n,str);    *(temp+len)='\0';     strcpy(p,temp);     }void LoopMove2(char *pstr,int n){     int remain=strlen(pstr)-n;     char temp[MAXLEN];     memcpy(temp,pstr+remain,n);     memcpy(pstr+n,pstr,remain);     memcpy(pstr,temp,n);}int main(int argc, char *argv[]){    char pstr[]="abcdefghi";    int n=2;    LoopMove1(pstr,n);    cout<<pstr<<endl;    char pstr2[]="abcdefghi";    LoopMove2(pstr2,n);    cout<<pstr2<<endl;    system("PAUSE");    return EXIT_SUCCESS;}