2014年3月22日
A^B
摘要： 很好的求幂方法。值得学习一下#include #include #include #include #include #include #include #include #include #include #include using namespace std;int main(){ int a... 阅读全文
posted @ 2014-03-22 18:55 子田力亥 阅读(260) 评论(0) 推荐(0) 编辑
1049. Counting Ones (30)
摘要： The task is simple: given any positive integer N, you are supposed to count the total number of 1's in the decimal form of the integers from 1 to N. F... 阅读全文
posted @ 2014-03-22 17:27 子田力亥 阅读(115) 评论(0) 推荐(0) 编辑
1059. Prime Factors (25)
摘要： Given any positive integer N, you are supposed to find all of its prime factors, and write them in the format N = p1^k1 * p2^k2 *…*pm^km.Input Specifi... 阅读全文
posted @ 2014-03-22 17:21 子田力亥 阅读(137) 评论(0) 推荐(0) 编辑
1050. String Subtraction (20)
摘要： Given two strings S1 and S2, S = S1 - S2 is defined to be the remaining string after taking all the characters in S2 from S1. Your task is simply to c... 阅读全文
posted @ 2014-03-22 17:06 子田力亥 阅读(108) 评论(0) 推荐(0) 编辑