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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void LoopMove(char* pStr, int steps);
  5.  
  6. int main(int argc, char** argv) {
  7.     char a[] = "1234567";
  8.     LoopMove(a,2);
  9.     cout<<a<<endl;
  10.  
  11.     system("pause");
  12.     return 0;
  13. }
  14.  
  15. void LoopMove(char* pStr, int steps)
  16. {
  17.     int len= strlen(pStr);
  18.     int n = len -steps;
  19.     char* tmp = new char[len];
  20.     memcpy(tmp,pStr+n,steps);
  21.     memcpy(tmp+steps,pStr,n);
  22.     memcpy(pStr,tmp,len);
  23.     delete tmp;
  24. }
');