class JSample7_1{
  public static void main(String args[]){
    int num;

    System.out.println("後置の場合");

    num = 10;
    System.out.println(num++);
    System.out.println(num);

    System.out.println("前置の場合");

    num = 10;
    System.out.println(++num);
    System.out.println(num);
  }
}