int Scan(){   //  输入外挂      int res = 0, flag = 0;      char ch;      if ((ch = getchar()) == '-')     {           flag = 1;      }        else if(ch >= '0' && ch <= '9')     {        res = ch - '0';     }    while ((ch = getchar()) >= '0' && ch <= '9')      {        res = res * 10 + (ch - '0');      }    return flag ? -res : res;  }  void Out(int a) {   //  输出外挂      if (a < 0)     {        putchar('-');        a = -a;    }      if (a >= 10)    {       Out(a / 10);      }    putchar(a % 10 + '0');  }  int main() {      int T, n;      scanf ("%d", &T);      while (T--)     {          n = Scan();          Out(n);          printf("\n");      }      return 0;  }