mport java.io.*;
import java.util.*;

public class Test1
{



/**

* @param args

*/

public static void main(String[] args)
{

// TODO 自動產生方法 Stub



Myprint1 myprint = new Myprint1();

myprint.mytest();

}



}

class Myprint
{

Myprint()
{



}

void mytest()
{
String inputs = "";
try
{
FileReader myinpufile = new FileReader("940305.SM");
BufferedReader isr = new BufferedReader(myinpufile);

//System.out.println(isr.readLine());
FileWriter myoutfile = new FileWriter("940305w.SM");
BufferedWriter isrw = new BufferedWriter(myoutfile);


int[][] a = new int[2][2];
int[][] b = new int[2][2];
int[][] c = new int[2][2];

for (int i = 1; i <= 1; i++)
{
inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken = new StringTokenizer(inputs, ",");
a[0][0] = Integer.parseInt(mytoken.nextToken());
a[0][1] = Integer.parseInt(mytoken.nextToken());
//System.out.println(a[0][0]);
//System.out.println(a[0][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken2 = new StringTokenizer(inputs, ",");
a[1][0] = Integer.parseInt(mytoken2.nextToken());
a[1][1] = Integer.parseInt(mytoken2.nextToken());
//System.out.println(a[1][0]);
//System.out.println(a[1][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken3 = new StringTokenizer(inputs, ",");
b[0][0] = Integer.parseInt(mytoken3.nextToken());
b[0][1] = Integer.parseInt(mytoken3.nextToken());
//System.out.println(b[0][0]);
//System.out.println(b[0][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken4 = new StringTokenizer(inputs, ",");
b[1][0] = Integer.parseInt(mytoken4.nextToken());
b[1][1] = Integer.parseInt(mytoken4.nextToken());
//System.out.println(b[1][0]);
//System.out.println(b[1][1]);

c[0][0] = a[0][0] + b[0][0];
c[1][0] = a[1][0] + b[1][0];
c[0][1] = a[0][1] + b[0][1];
c[1][1] = a[1][1] + b[1][1];

System.out.println("\n[" + c[0][0] + " " + c[0][1] + "]");
System.out.println("\n[" + c[1][0] + " " + c[1][1] + "]");

isrw.write("\n[" + c[0][0] + " " + c[0][1] + "]");
isrw.write("\n[" + c[1][0] + " " + c[1][1] + "]");

}
isrw.flush();
myoutfile.close();
}
catch (Exception e)
{ }


System.out.println("Hello");

}

}

class Myprint1 extends Myprint

{


}

java心得

這是我第一次學習java 對我來說真的很難
我並不是本科系的學生 邏輯性並沒有很強
對於應數的同學們 常常都有莫名的崇拜 他們真強 !!
常常遇到問題都會囧在那 很感謝隔壁的同學的教導
每次我遇到問題時 總是很有耐心的替我解惑
第一次接觸JAVA 很新鮮 但超困難
感覺比起我之前在系上所學的VB還困難好多喔
希望老師大發慈悲 不要當掉我
明天畢業的我 就完了 也謝謝老師這學習的教導


程式設計工藝大師

import java.io.*;
import java.util.*;
public class Test
{
/**
* @param args

*/

public static void main(String[] args)
{

// TODO 自動產生方法 Stub

Myprint1 myprint = new Myprint1();

mprint.mytest();
}
}

class Myprint
{

Myprint()
{
}

void mytest()
{
String inputs = "";
try
{
FileReader myinpufile = new FileReader("940305.SM");
BufferedReader isr = new BufferedReader(myinpufile);

//System.out.println(isr.readLine());
FileWriter myoutfile = new FileWriter("940305w.SM");
BufferedWriter isrw = new BufferedWriter(myoutfile);
int[][] a = new int[2][2];
int[][] b = new int[2][2];
int[][] c = new int[2][2];

for (int i = 1; i <= 1; i++)
{
inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken = new StringTokenizer(inputs, ",");
a[0][0] = Integer.parseInt(mytoken.nextToken());
a[0][1] = Integer.parseInt(mytoken.nextToken());
//System.out.println(a[0][0]);
//System.out.println(a[0][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken2 = new StringTokenizer(inputs, ",");
a[1][0] = Integer.parseInt(mytoken2.nextToken());
a[1][1] = Integer.parseInt(mytoken2.nextToken());
//System.out.println(a[1][0]);
//System.out.println(a[1][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken3 = new StringTokenizer(inputs, ",");
b[0][0] = Integer.parseInt(mytoken3.nextToken());
b[0][1] = Integer.parseInt(mytoken3.nextToken());
//System.out.println(b[0][0]);
//System.out.println(b[0][1]);

inputs = isr.readLine();
System.out.println(inputs);
StringTokenizer mytoken4 = new StringTokenizer(inputs, ",");
b[1][0] = Integer.parseInt(mytoken4.nextToken());
b[1][1] = Integer.parseInt(mytoken4.nextToken());
//System.out.println(b[1][0]);
//System.out.println(b[1][1]);

c[0][0] = a[0][0] + b[0][0];
c[1][0] = a[1][0] + b[1][0];
c[0][1] = a[0][1] + b[0][1];
c[1][1] = a[1][1] + b[1][1];

System.out.println("\n[" + c[0][0] + " " + c[0][1] + "]");
System.out.println("\n[" + c[1][0] + " " + c[1][1] + "]");

isrw.write("\n[" + c[0][0] + " " + c[0][1] + "]");
isrw.write("\n[" + c[1][0] + " " + c[1][1] + "]");

}
isrw.flush();
myoutfile.close();
}
catch (Exception e)
{ }


System.out.println("Hello");

}

}

class Myprint1 extends Myprint

{

}

BMI值

import java.io.*;
import java.util.*;
import java.lang.Math;

public class Myjava0528 {


/**
* @param args
*/
public static void main(String[] args) {
// TODO 自動產生方法 Stub
String inputs="";
double a,b,c,d,BMI;


try{
FileReader myinpufile=new FileReader("940304.SM");
BufferedReader isr=new BufferedReader(myinpufile);

//System.out.println(isr.readLine());
FileWriter myoutfile=new FileWriter("940304w.SM");
BufferedWriter isrw=new BufferedWriter(myoutfile);

for (int i=1;i<=3;i++)
{
inputs=isr.readLine();
isrw.write(inputs);
StringTokenizer mytoken=new StringTokenizer(inputs,",");
a = Double.parseDouble( mytoken.nextToken());
System.out.println(a);
b = Double.parseDouble( mytoken.nextToken());
System.out.println(b);
c = a / 100;
d= b / (c*c);
BMI=Math.round(d);
System.out.println(BMI);
if(BMI>=24)isrw.write("\n您的 BMI 指數是 "+BMI+"，過重! ");
else if(BMI>=18.5)isrw.write("\n您的 BMI 指數是 "+BMI+"，標準!");
else if(BMI<18.5)isrw.write("\n您的 BMI 指數是 "+BMI+"，過輕!");

if(BMI>=24)System.out.printf("\n您的 BMI 指數是 "+BMI+"，過重! ");
else if(BMI>=18.5)System.out.printf("\n您的 BMI 指數是 "+BMI+"，標準!");
else if(BMI<18.5)System.out.printf("\n您的 BMI 指數是 "+BMI+"，過輕!");
System.out.println("\n");
}
isrw.flush();
myoutfile.close(); }
catch(Exception e)
{ }
}
}

迴文判斷

mport java.io.*;
import java.util.*;

public class Around0521 {
public static void main(String args[]) throws IOException{

FileReader inputjerry=new FileReader("940301.SM");
BufferedReader binputjerry=new BufferedReader(inputjerry);

// System.out.print("(迴文判斷)請輸入字母或數字:");
String s1=binputjerry.readLine();
String s2="";
for (int i=s1.length();i>0;i--){
char ch =s1.charAt(i-1);
s2=s2+ch;
}
if (s1.equals(s2)) System.out.println(s1+" is a palindrome"); //如果s1=s2
else System.out.println(s1+" is not a palindrome");

FileWriter outputjerry=new FileWriter("940301.T01");
BufferedWriter boutputjerry=new BufferedWriter(outputjerry);

if (s1.equals(s2)) boutputjerry.write(String.valueOf(s1+" is a palindrome"));
else boutputjerry.write(String.valueOf(s1+" is not a palindrome"));

boutputjerry.flush();

boutputjerry.close();


}
}

長整數

mport java.io.*;
import java.util.*;


// inputtext.txt 檔案內容 COFFEE 50 4
// 從檔案讀入一列字串,讀入50 和 4 相乘再寫入另一檔案
class TestReadWrite0514
{

public static void main(String[] args)
{
String line,item,la,lb;
long num,price,total;
try
{
FileReader inputjerry=new FileReader("inputtext.txt");
BufferedReader binputjerry=new BufferedReader(inputjerry);
line=binputjerry.readLine();
StringTokenizer stline=new StringTokenizer(line, " ");
item=stline.nextToken();
System.out.println(item);
num=Long.parseLong(stline.nextToken()); //利用Long轉換String
System.out.println(num);
price=Long.parseLong(stline.nextToken());
System.out.println(price);
total=price+num;
System.out.println(total);

FileWriter outputjerry=new FileWriter("outputtext.txt");
BufferedWriter boutputjerry=new BufferedWriter(outputjerry);
boutputjerry.write(String.valueOf(total));
boutputjerry.flush();


boutputjerry.close();
}
catch(Exception e)
{
System.out.println("Exception");
}
}
}

mport java.io.*;
import java.util.*;


// inputtext.txt 檔案內容 COFFEE 50 4
// 從檔案讀入一列字串,讀入50 和 4 相乘再寫入另一檔案
class TestReadWrite0514
{

public static void main(String[] args)
{
String line,item,la,lb;
long num,price,total;
try
{
FileReader inputjerry=new FileReader("inputtext.txt");
BufferedReader binputjerry=new BufferedReader(inputjerry);
line=binputjerry.readLine();
StringTokenizer stline=new StringTokenizer(line, " ");
item=stline.nextToken();
System.out.println(item);
num=Long.parseLong(stline.nextToken()); //利用Long轉換String
System.out.println(num);
price=Long.parseLong(stline.nextToken());
System.out.println(price);
total=price+num;
System.out.println(total);

FileWriter outputjerry=new FileWriter("outputtext.txt");
BufferedWriter boutputjerry=new BufferedWriter(outputjerry);
boutputjerry.write(String.valueOf(total));
boutputjerry.flush();


boutputjerry.close();
}
catch(Exception e)
{
System.out.println("Exception");
}
}
}