FZdeAmbition的博客

将一个 a.bed的数转换成正常形式import java.math.*; import java.util.*; public class Main { public static void main(String[] args) { Scanner cin = new Scanner (System.in); Big...

控制精度：BigDecimal num = sum.divide(d, 0, BigDecimal.ROUND_UP);向上取整，精度为。 BigDecimal s = sum.divide(d,0,BigDecimal.ROUND_DOWN);向下取整，精度为0。取余：java.math.BigDecimal.remainder(BigDecimal divisor);具体实现：import ...