从键盘输入N(自己指定)个字符串,并使用ArrayList存储,输出ArrayList中存储的每个字符串的长度,并按照自然顺序(ASCII码)对ArrayList中存储的字符串排序。,
分享于 点击 4895 次 点评:257
从键盘输入N(自己指定)个字符串,并使用ArrayList存储,输出ArrayList中存储的每个字符串的长度,并按照自然顺序(ASCII码)对ArrayList中存储的字符串排序。,
如题
//实验报告
import java.util.*;
public class TestArrayList {
public static void main(String args[]) throws Exception {
ArrayList<String> list = new ArrayList<String>();
Scanner sc = new Scanner(System.in);
System.out.println("Please start input your first element in ArrayList:(Input enter to continue)");
while(sc.hasNext()) {
list.add(sc.nextLine());
System.out.println("Please input the next element:(Input Ctrl + Z to end)");
} //输入ArrayList
System.out.println();
System.out.println("The list is");
System.out.println(list);
System.out.println();
System.out.println("The number of the elements in list is: " + list.size()); //输出包含元素个数
System.out.println();
String[] sort = new String[list.size()];
for(Iterator<String> i = list.iterator(); i.hasNext();) {
String s = i.next();
System.out.println("The length of " + s + " is " + s.length());
}//遍历list中元素,并输出每个元素的长度
Collections.sort(list); //按照元素的自然排序
System.out.println();
System.out.println("After natural sorting, the list is ");
System.out.println(list);
}
}
相关文章
- 暂无相关文章
用户点评