import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
List<Integer> list = new ArrayList<>();
int num1 = scanner.nextInt();
int num2 = scanner.nextInt();
int num3 = scanner.nextInt();
int num4 = scanner.nextInt();
int num5 = scanner.nextInt();
scanner.close();
list.add(num1);
list.add(num2);
list.add(num3);
list.add(num4);
list.add(num5);
System.out.print("普通for循环:");
//write your code here......
for(int i = 0; i < list.size(); i++){
System.out.print(list.get(i) + " ");
}
System.out.println();
System.out.print("增强for循环:");
//write your code here......
list.forEach(n -> {
System.out.print(n + " ");
});
System.out.println();
System.out.print("迭代器遍历:");
//write your code here......
Iterator<Integer> it = list.iterator();
while(it.hasNext()){
System.out.print(it.next() + " ");
}
System.out.println();
}
}