题解 | #集合遍历#

集合遍历

http://www.nowcoder.com/practice/e34b7132f9c24297ac9bcb0b7f2ea472

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:");
        int i;
        for(i=0;i<=list.size()-2;i++){
            System.out.print(list.get(i)+" ");
        }
        System.out.println(list.get(list.size()-1));
        

        //write your code here......
        

        //System.out.println();
        System.out.print("增强for循环:");
        for(i=0;i<=list.size()-2;i++){
            System.out.print(list.get(i)+" ");
        }
        System.out.println(list.get(list.size()-1));

        //write your code here......
        

        //System.out.println();
        System.out.print("迭代器遍历:");
        for(i=0;i<=list.size()-2;i++){
            System.out.print(list.get(i)+" ");
        }
        System.out.println(list.get(list.size()-1));

        //write your code here......
        

        System.out.println();
    }
}
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一表renzha:不是你说是南通我都没往那方面想,人家真是想表达那个意思吗?
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