#include <iostream>
using namespace std;
void LoopMove(char* pStr, int steps);
int main(int argc, char** argv) {
char a[] = "1234567";
LoopMove(a,2);
cout<<a<<endl;
system("pause");
return 0;
}
void LoopMove(char* pStr, int steps)
{
int len= strlen(pStr);
int n = len -steps;
char* tmp = new char[len];
memcpy(tmp,pStr+n,steps);
memcpy(tmp+steps,pStr,n);
memcpy(pStr,tmp,len);
delete tmp;
}