杭电 HDU 1402 A * B Problem Plus JavaJ大数

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import java.math.BigDecimal;import java.util.Scanner;public class p1402 {public static void main(String[] args) {Scanner sc=new Scanner(System.in);BigDecimal A,B;while(sc.hasNext()){A=sc.nextBigDecimal();B=sc.nextBigDecimal();System.out.println(A.multiply(B));}}}