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  • Java 大数(整数+浮点数) 基本函数

    import java.math.BigDecimal;
    import java.math.BigInteger;
    import java.util.*;
    public class Main {
        
        public static void main(String[] args) {
                Scanner cin = new Scanner(System.in);
                
                BigInteger num1 = cin.nextBigInteger();
                BigInteger num2 = cin.nextBigInteger();
                
                System.out.println(num1.add(num2));
                System.out.println(num1.subtract(num2));
                System.out.println(num1.multiply(num2));
                System.out.println(num1.divide(num2));
                System.out.println(num1.mod(num2));
                System.out.println(num1.gcd(num2));
                System.out.println(num1.abs());
                System.out.println(num1.negate());
                System.out.println(num1.max(num2));
                System.out.println(num1.min(num2));
                System.out.println(num1.equals(num2));
                
                BigDecimal num3 = cin.nextBigDecimal();
                BigDecimal num4 = cin.nextBigDecimal();
                
                System.out.println(num3.add(num4));
                System.out.println(num3.subtract(num4));
                System.out.println(num3.multiply(num4));
                System.out.println(num3.divide(num4,10,BigDecimal.ROUND_HALF_DOWN));
                System.out.println(num3.abs());
                System.out.println(num3.negate());
                System.out.println(num3.max(num4));
                System.out.println(num3.min(num4));
                System.out.println(num3.equals(num4));            
                System.out.println(num3.compareTo(num4));
                
            }
    }
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  • 原文地址:https://www.cnblogs.com/Roni-i/p/8608373.html
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