Java 第四週

上課錄影
http://www.powercam.cc/slide/1133


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import java.io.*;

class Myfourthjava
{
public static void main(String[] args)
{
String Inputfile;
System.out.println(args[0]);
Inputfile=args[0];
File position=new File(Inputfile);
try{
BufferedReader input = new BufferedReader(new FileReader( position ) );
int num = Integer.parseInt(input.readLine());
System.out.println(num );
}
catch(Exception e)
{
System.out.println("Error:"+e);
}



}
}
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9 6 年度全國技術士技能檢定簡章
http://www.labor.gov.tw/management/sitemap_upload_file/G1_1626_.pdf
乙級技術士技能檢定
http://www.google.com.tw/search?hl=zh-TW&q=%E4%B9%99%E7%B4%9A%E6%8A%80%E8%A1%93%E5%A3%AB%E6%8A%80%E8%83%BD%E6%AA%A2%E5%AE%9A&btnG=%E6%90%9C%E5%B0%8B&meta=&aq=f&oq=
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import java.io.*;
import java.awt.*;
import javax.swing.*;
import java.util.StringTokenizer;


public class Perm {
static int[] array;
static String output = "";
public static void main(String[] args) {
File position;
File text;
String InFileName,OutFileName;

try{
InFileName = args[0];
StringTokenizer tokens = new StringTokenizer( InFileName, ".t");
position = new File(InFileName);
OutFileName = tokens.nextToken() + ".w" + tokens.nextToken();
System.out.print("Input File Name:" + InFileName + "\n" );
System.out.print("Output to the File :" + OutFileName);
text = new File(OutFileName);
}
catch(Exception e){
System.out.println("Error:"+e);
System.exit(1);
position = new File("");
text = new File("");
}


try{
BufferedReader input = new BufferedReader(new FileReader( position ) );
int num = Integer.parseInt(input.readLine());
array = new int[num+1];
for(int j=1; j<=num ; j++)
array[j]=j;
recursive(array, 1, num);
}

catch(IOException IOException){ }


try{

BufferedWriter output1 = new BufferedWriter(new FileWriter( text) );
output1.write(output);
output1.flush();

}
catch(IOException IOException){
}
System.exit(0);
}


public static void print(int[] a,int n, int k, int ii)
{
for (int i=1; i<=n; i++)
{
output+="The output is\n " +a[i];
}
output+="\n";
}
public static void recursive(int[] a, int k, int n)
{
int i, t;
for (i=1; i<=n; i++)
{
a[i] = a[i];
}
if(k==n)
{
for (i=1; i<=n; i++)
{
output+=" "+a[i];
}
output+="\n";
}
else
{
for(i=k; i<=n; i++)
{
t=a[i];
a[i]=a[k];
a[k]=t;
recursive(x, k, n);
}
}
}

}
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930201.s01
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