import java.math.BigDecimal;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner cin = new Scanner(System.in);
while(cin.hasNext())
{
BigDecimal a, b;
a = cin.nextBigDecimal();
b = cin.nextBigDecimal();
System.out.println(rvZeroAndDot((a.add(b)).toString()));
}
}
public static String rvZeroAndDot(String bigDecimal)
{
if(bigDecimal.isEmpty())
{
return null;
}
if(bigDecimal.indexOf(".") > 0)
{
bigDecimal = bigDecimal.replaceAll("0+?$", "");
bigDecimal = bigDecimal.replaceAll("[.]$", "");
}
return bigDecimal;
}
}```
大明A+B(JAVA进行大浮点数计算时去掉后面多余的0)
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转载自blog.csdn.net/qq_42819248/article/details/83962702
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