打印一个字符串的所有排列。

xiaoxiao2021-02-28  64

//打印一个字符串的所有排列。void printSequence(char* pChara){  int i = 0; static int MAX_LEN = strlen(pChara); if (pChara[0] == '\0') {  for (int i = 0; i < MAX_LEN; i ++)  {   printf("%c", pChara[i + 1]);  }  printf("\n", "");   }

 char* tempChar = pChara; while (*tempChar != '\0' ) {  char* pMyString = new char[MAX_LEN + 1];  memcpy(pMyString, pChara, MAX_LEN + 1);  memcpy(pMyString + i, pMyString + i + 1, MAX_LEN - i);  pMyString[MAX_LEN] = *tempChar;  printSequence(pMyString);  tempChar ++;  i ++;  delete[] pMyString; }}

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