java大数是个好东西,用起来方便,代码短. 代码如下: import java.util.*; import java.math.*; public class Main { public static void main(String args[]) { Scanner cin = new Scanner(System.in); BigInteger a , b; while(cin.hasNext()) { a = cin.nextBigInteger(); b = cin.nextBig…
Cut the Cake Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1102 Accepted Submission(s): 540 Problem Description MMM got a big big big cake, and invited all her M friends to eat the cake tog…
java大数判断相等: 1.equals()方法2.compareTo()方法区别:2.00与2.0 equals()方法判断不等,compareTo()方法判断相等,科学的说法可以看java api文档可以通过equals()方法加striptrailingzeros()方法等效于compareTo()方法. import java.util.*; import java.math.*; public class Main { public static void main(String[]…
N! Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 73503 Accepted Submission(s): 21308 Problem Description Given an integer N(0 ≤ N ≤ 10000), your task is to calculate N! Input One N in…
Scanner cin = new Scanner(new BufferedInputStream(System.in)); 这样定义Scanner类的对象读入数据可能会快一些! 参考这个博客继续补充内容:http://blog.csdn.net/lmyclever/article/details/6408980 1. 单元变量常用大数操作: import java.util.Scanner; import java.math.*; public class Main{ public stati…
传送门 FXTZ II Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 530 Accepted Submission(s): 280 Problem Description Cirno is playing a fighting game called "FXTZ" with Sanae. Sanae is a ChuS…
题目链接:http://poj.org/problem?id=2389 题目大意: 大数相乘. 解题思路: java BigInteger类解决 o.0 AC Code: import java.math.BigInteger; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); while (sc.h…
题目链接:http://lightoj.com/volume_showproblem.php?problem=1214 用java写大数果然是方便多了! import java.math.BigInteger; import java.util.*; import java.io.*; public class Main{ public static void main(String[] args){ Scanner cin = new Scanner(System.in); int n = c…