POJ 2109 :Power of Cryptography】的更多相关文章

Power of Cryptography Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 18258   Accepted: 9208 Description Current work in cryptography involves (among other things) large prime numbers and computing powers of numbers among these primes. W…
http://poj.org/problem?id=1459 题意:有np个发电站,nc个消费者,m条边,边有容量限制,发电站有产能上限,消费者有需求上限问最大流量. 思路:S和发电站相连,边权是产能上限,消费者和T相连,边权是需求上限,边的话就按题意加就好了.难点更觉得在于输入..加个空格..边数组要*2,因为有反向边. #include <cstdio> #include <algorithm> #include <iostream> #include <cs…
Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 41252   Accepted: 17152 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…
Power Network Time Limit: 2000MS   Memory Limit: 32768K Total Submissions: 25414   Accepted: 13247 Description A power network consists of nodes (power stations, consumers and dispatchers) connected by power transport lines. A node u may be supplied…
1.Link: http://poj.org/problem?id=2109 http://bailian.openjudge.cn/practice/2109/ 2.Content: Power of Cryptography Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 18872   Accepted: 9520 Description Current work in cryptography involves (…
题目地址:http://poj.org/problem?id=2109 /* 题意:k ^ n = p,求k 1. double + pow:因为double装得下p,k = pow (p, 1 / n); 基础知识: 类型 长度 (bit) 有效数字 绝对值范围 float 32 6~7 10^(-37) ~ 10^38 double 64 15~16 10^(-307) ~ 10^308 long double 128 18~19 10^(-4931) ~ 10 ^ 4932 2. 二分查找…
Power of Cryptography Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 26622   Accepted: 13301 Description Current work in cryptography involves (among other things) large prime numbers and computing powers of numbers among these primes.…
Power of Cryptography Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 21354 Accepted: 10799 Description Current work in cryptography involves (among other things) large prime numbers and computing powers of numbers among these primes. Work…
点击打开链接 Power of Cryptography Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 16388   Accepted: 8285 Description Current work in cryptography involves (among other things) large prime numbers and computing powers of numbers among these pr…
Power of Cryptography Time Limit: 1000MS Memory Limit: 30000K Description Current work in cryptography involves (among other things) large prime numbers and computing powers of numbers among these primes. Work in this area has resulted in the practic…