Now java compiler is jdk 1.5, next is program for 1000import java.io.*;
import java.util.*;
public class Main
{
public static void main(String args[]) throws Exception
{
Scanner cin=new Scanner(System.in);
int a=cin.nextInt(),b=cin.nextInt();
System.out.println(a+b);
}
} Old program for jdk 1.4 import java.io.*;
import java.util.*;public class Main
{
public static void main (String args[]) throws Exception
{
BufferedReader stdin =
new BufferedReader(
new InputStreamReader(System.in)); String line = stdin.readLine();
StringTokenizer st = new StringTokenizer(line);
int a = Integer.parseInt(st.nextToken());
int b = Integer.parseInt(st.nextToken());
System.out.println(a+b);
}
}
import java.util.*;
public class Main
{
public static void main(String args[]) throws Exception
{
Scanner cin=new Scanner(System.in);
int a=cin.nextInt(),b=cin.nextInt();
System.out.println(a+b);
}
} Old program for jdk 1.4 import java.io.*;
import java.util.*;public class Main
{
public static void main (String args[]) throws Exception
{
BufferedReader stdin =
new BufferedReader(
new InputStreamReader(System.in)); String line = stdin.readLine();
StringTokenizer st = new StringTokenizer(line);
int a = Integer.parseInt(st.nextToken());
int b = Integer.parseInt(st.nextToken());
System.out.println(a+b);
}
}
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
String str="";
try{
while((str = br.readLine()).equals("q") != true){
System.out.println str); }
}catch(Exception e){
System.out.println(e.toString());
} }
/* * Created on 2005-4-5
* * TODO To change the template for this generated file go to
* Window - Preferences - Java - Code Style - Code Templates
*/import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;/**
* @author Zhangql
*
* TODO To change the template for this generated type comment go to
* Window - Preferences - Java - Code Style - Code Templates
*/
public class EnterConsole
{
public static void main(String[] args) throws IOException
{
EnterConsole enterConsole = new EnterConsole();
enterConsole.printConsoleChar();
}
/**
* 从控制对接收一行字符串,然后输出到控制台
* @throws IOException
*/
public void printConsoleLine() throws IOException
{
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String str = null;
System.out.println("Enter your value:");
str = br.readLine();
System.out.println("your value is :"+str);
}
/**
* 从控制台接收一个字符
* 然后打印到控制台上
* @throws IOException
*/
public void printConsoleChar() throws IOException
{
System.out.print("Enter a Char:");
char i = (char) System.in.read();
System.out.println("your char is :"+i);
}
}
String line = stdin.readLine();
System.out.println(line);
可以实现的