PT2
範例一 (錯誤)
import java.util.Scanner;
public class PT2 {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("請輸入三角型的底:");
int base = in.nextInt();
PT4_2.java
import java.util.Scanner;
public class PT4_2 {
// ================
// 使用者的角色
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("請輸入一個整數n:");
PT3_8
import java.util.Scanner;
public class PT3_8 {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("請輸入一個整數n:");
int n = in.nextInt();
in.close();