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public class ArgsTest
{
public static void main(String [] args)
{
System.out.println(new Integer(args[0])+new Integer(args[1]));
}
}
import java.io.*;
//从命令行读入数字 然后计算
package com.lx.io;
import java.io.*;
public class Addition {
public static void main(String[] args) throws Exception {
BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
System.out.println("请输入第一个数:");
String firstString = in.readLine();
int firstNumber = Integer.parseInt(firstString);
System.out.println("请输入第二个数:");
String secondString = in.readLine();
int secondNumber = Integer.parseInt(secondString);
int result = firstNumber + secondNumber;
System.out.println("两个数相加的结果是:" + result);
}
}
import java.math.BigDecimal;
public class A {
public static void main(String[] argv){
if(argv.length == 2)
System.out.println(new BigDecimal(argv[0]).add(new BigDecimal(argv[1])));
else
System.out.println("invalid arguments");
}
}