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Multiply Strings
https://leetcode.com/problems/multiply-strings/Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The nu...
分类:其他好文   时间:2015-05-09 20:18:04    阅读次数:129
矩阵连乘积 ZOJ 1276 Optimal Array Multiplication Sequence
题目传送门 1 /* 2 题意:加上适当的括号,改变计算顺序使得总的计算次数最少 3 矩阵连乘积问题,DP解决:状态转移方程: 4 dp[i][j] = min (dp[i][k] + dp[k+1][j] + p[i-1] * p[k] * p[j]) (i 8 #i...
分类:其他好文   时间:2015-05-09 18:57:29    阅读次数:84
[LeetCode] Multiply Strings
Multiply Strings Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative. 解题思路: 按照小学的做法,每位...
分类:其他好文   时间:2015-05-06 21:16:09    阅读次数:118
Java for LeetCode 029 Divide Two Integers
Divide two integers without using multiplication, division and mod operator.If it is overflow, return MAX_INT.解题思路:既然不呢个用乘除和取模运算,只好采用移位运算,可以通过设置一个leng...
分类:编程语言   时间:2015-05-04 17:20:02    阅读次数:149
CSU1600:Twenty-four point(DFS)
Description Given four numbers, can you get twenty-four through the addition, subtraction, multiplication, and division? Each number can be used only once. Input The input consists of multi...
分类:其他好文   时间:2015-05-03 20:41:17    阅读次数:136
UVA 442-Matrix Chain Multiplication(栈的运用)
题目大意:给出一个矩阵乘法式子,其中每个矩阵的行列已知,求最终的结果。 表达式的运算,关于栈的运用,运算过程中碰到两个不匹配的矩阵时,则矩阵序列错误。 #include #include #include int a[60][3]; char b[300]; int c[300][2]; int top=0; int main(void) { int i,n,arow,aco...
分类:其他好文   时间:2015-04-28 22:50:53    阅读次数:174
[LeetCode]Multiply Strings
Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative. 给定两个字符串表示的数,要求求这两个数的乘积,乘积用字符串表示。其中,字符串表...
分类:其他好文   时间:2015-04-24 22:47:50    阅读次数:148
LeetCode: Multiply Strings
Title:Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbitrarily large and are no...
分类:其他好文   时间:2015-04-24 16:10:24    阅读次数:97
HDU ACM 1517 A Multiplication Game
博弈题。 题意:2 人玩游戏,从1 开始,轮流对数进行累乘,直到超过一个指定的值n。  分析: 1、若输入2 ~ 9 ,因为Stan 是先手,所以Stan 必胜 2、若输入10~18 ,因为Ollie 是后手,不管第一次Stan 乘的是什么,Stan肯定在 2 ~ 9 之间,若Stan乘以 2 ,那么Ollie就乘以 9 ,就到18了,若Stan乘以 9 ,那么Ollie乘以大于1的数都都...
分类:其他好文   时间:2015-04-22 22:18:43    阅读次数:120
LeetCode (19) Multiply Strings
题目描述Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbitrarily large and are non-negative.对两组非负数字进行相乘,使用数组表示数字,且题目中说明数组很大,因此,因此不能直接将...
分类:其他好文   时间:2015-04-22 18:29:04    阅读次数:103
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