每日总结

统计字词数的程序，代码如下：

package hellopeace;
 
import java.io.*;
import java.util.*;

public class ByteArrayStreamDemo {
    public static void main(String[] args) {
        try { 
            int[] times=new int[100000];
            String[] names=new String[100000];
            int p=0;
            
            File file = new File("C:\Users\14997\Desktop\哈利波特英文版\Harry Potter And The Chamber Of Secrets.txt"); 
            BufferedInputStream bufferedInputStream = 
                new BufferedInputStream( 
                     new FileInputStream(file)); 
            ByteArrayOutputStream arrayOutputStream = 
                new ByteArrayOutputStream(); 
            byte[] bytes = new byte[100];             
            // 将文件内容写入位数组流
            int poi=0;
            int rop=0;
            int []poc=new int[26];
            while(bufferedInputStream.read(bytes) != -1) {
                arrayOutputStream.write(bytes);
            }
            arrayOutputStream.close(); 
            bufferedInputStream.close();
            bytes = arrayOutputStream.toByteArray(); 
            
            String eop="";
            int cd=0;
            for(int i = 0; i < bytes.length; i++) {
                if(((char) bytes[i]>='A'&&(char) bytes[i]<='Z')) {
                    poi++;
                    poc[(int)((char) bytes[i]-'A')]++;
                    eop=eop+(char) bytes[i];
                }
                else if(((char) bytes[i]>='a'&&(char) bytes[i]<='z')) {
                    poi++;
                    poc[(int)((char) bytes[i]-'a')]++;
                    eop=eop+(char) bytes[i];
                }
                else
                {
                    if(!eop.equals("")) {
                    for(int d=0;d<cd;d++) {
                        if(names[d].equalsIgnoreCase(eop)){
                            times[d]++;p=10;
                        }
                    }
                    if(p==0) {
                        names[cd]=eop;
                        times[cd]++;
                        eop="";
                        cd++;
                    }
                    p=0;
                    }
                }
            }
            int n=0;
            Scanner in=new Scanner(System.in);
            n=in.nextInt();
            
            int[] pop=new int[100000];
            int sr=0;int so=0,st=50000000;
            String x="",sc="",se="",ho="";
            for(int i=0;times[i]!=0;i++){
                for(int j=0;times[j]!=0;j++){
                    if((times[j]>so)&&(names[j]!=x)&&(times[j]<st)&&(names[j]!=se)){
                        so=times[j];
                        sc=names[j];
                        sr=j;
                    }
                }
            st=so;
            se=x;
            x=sc;
            pop[i]=sr;
            so=0;
            }
            
            Random rand=new Random();
            for(int i=0;i<n&&times[pop[i]]!=0;i++) {
                System.out.print(names[pop[i]]+"    ");
                System.out.println(times[pop[i]]);
                
            }
        } 
        catch(IOException e) { 
            e.printStackTrace(); 
        } 
    }
}