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Copy pathTest3.java
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97 lines (94 loc) · 2.92 KB
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package com.sinllychen.string;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
/**
* 从标准输入读入任意多个字符串，字符串用#分割，最后输入一个固定的标示输入结束的字符串如";\*."，对输入的所有字符串
* 按字典的顺序排列，并输出到一个文件中，同时统计出字符串个数，最长字符串，最短字符串
* @author sinllychen
*
*/
public class Test3 {
public static void main(String[] args)
{
BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
System.out.println("请输入字符串并以#键隔开，最后输入固定字符串\";\\*.\"结束");
List<String> list=new ArrayList<String>();
String maxString="";
String minString="888888888888888888888888888888";
String inputs="";
try {
while(true)
{
String input=reader.readLine();
inputs=inputs.concat(input);//字符串拼接
if(input.contains(";\\*."))
{
break;
}
}
String[] datas=inputs.split("#");
for(int i=0;i<datas.length;i++)
{
if(!datas[i].contains(";\\*."))
{ list.add(datas[i]);
if(datas[i].length()>maxString.length())
maxString=datas[i];
if(datas[i].length()<minString.length())
minString=datas[i];
}
}
Collections.sort(list,new Comparator<String>(){
@Override
public int compare(String o1, String o2) {
// TODO Auto-generated method stub
String[] temp={o1.toLowerCase(),o2.toLowerCase()};
Arrays.sort(temp);
if(o1.equalsIgnoreCase(temp[0]))
{
return -1; //若o1<o2则返回-1
}
else if(temp[0].equalsIgnoreCase(temp[1]))
{
return 0;//若o1=o2则返回0
}
else return 1;//若o1>o2则返回1
}
});//字符串排序（从小到大)
int size=list.size();
File f=new File("data.txt");
FileWriter writer=new FileWriter(f);
/* BufferedWriter out = new BufferedWriter(writer);*/
for(int i=0;i<list.size();i++)
{
writer.write(list.get(i));
writer.write("\r\n");
}
writer.write("字符串的个数为:"+size+"\r\n");
writer.write("最长字符串为:");
for(int i=0;i<list.size();i++)
{
if(list.get(i).length()==maxString.length())
writer.write(list.get(i)+" ");
}
writer.write("\r\n最短字符串为:");
for(int i=0;i<list.size();i++)
{
if(list.get(i).length()==minString.length())
writer.write(list.get(i)+" ");
}
writer.write("\r\n");
writer.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}