Cut the Cake(大数相乘)

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Cut the Cake(大数相乘)

MMM got a big big big cake, and invited all her M friends to eat the cake together. Surprisingly one of her friends HZ took some (N) strawberries which MMM likes very much to decorate the cake (of course they also eat strawberries, not just for dec…

HDU 4762 Cut the Cake （2013长春网络赛1004题，公式题）

Cut the Cake Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 300 Accepted Submission(s): 135 Problem Description MMM got a big big big cake, and invited all her M friends to eat the cake toge…

POJ 2389 Bull Math(水~Java -大数相乘）

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…

HDU 4762 Cut the Cake（公式）

Cut the Cake Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 263 Accepted Submission(s): 113 Problem Description MMM got a big big big cake, and invited all her M friends to eat the cake toge…

大数相乘算法C++版

#include <iostream> #include <cstring> using namespace std; #define null 0 #define MAXN 51 //大数相乘 char *big_cheng(char line1[], char line2[]) { short s1[MAXN], s2[MAXN], s[MAXN];//s1,s2:两个乘数:s:乘积的结果 int i, j, k, c; int len1, len2, len; len1 =…

java版大数相乘

在搞ACM的时候遇到大数相乘的问题,在网上找了一下,看到了一个c++版本的 http://blog.csdn.net/jianzhibeihang/article/details/4948267 用java搞了一个版本这里说一下思路将数字已字符串形式接收,转换成int[]整型数组,然后num1[],num2[]依次相乘,结果保存到result[]中其他注意的在注释中有说明 package com.gxf.test; import java.util.Scanner; public clas…

Linux C/C++ 编程练手 --- 大数相加和大数相乘

最近写了一个大数相乘和相加的程序,结果看起来是对的.不过期间的效率可能不是最好的,有些地方也是临时为了解决问题而直接写出来的. 可以大概说一下相乘和相加的解决思路(当然,大数操作基本就是两个字符串的操作了): 一.思路: 在操作大数前,一定会有一些异常判断,比如输入的字符串是否合法(是否是纯数字?是否为空?等等),然后才是具体的操作实现: 1.大数相加(大体思路:将大数相加问题,转换成十以内的两数相加): ①申请合适的空间,一般可以认定,两个数字相加时,长度至多是最长的数的长度或最长的数的长度加…