ACM学习历程—HDU5585 Numbers（数论 || 大数）(BestCoder Round #64 (div.2) 1001)

BestCoder Round #64 (div.2) Array 问题描述 Vicky是个热爱数学的魔法师,拥有复制创造的能力. 一开始他拥有一个数列{1}.每过一天,他将他当天的数列复制一遍,放在数列尾,并在两个数列间用0隔开.Vicky想做些改变,于是他将当天新产生的所有数字(包括0)全加1.Vicky现在想考考你,经过100天后,这个数列的前M项和是多少?. 输入描述 输入有多组数据. 第一行包含一个整数T,表示数据组数.T. \left( 1 \leq T \leq 2 * {10}^

传送门 xiaoxin juju needs help Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 861    Accepted Submission(s): 243 Problem Description As we all known, xiaoxin is a brilliant coder. He knew **palin

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5587 题目大意就是初始有一个1,然后每次操作都是先在序列后面添加一个0,然后把原序列添加到0后面,然后从0到末尾,每一个都加上1. 例如:a0, a1, a2 => a0, a1, a2, 1, a0+1, a1+1, a2+1 题解中是这么说的:“ 其实Ai为i二进制中1的个数.每次变化A{k+2^i}=A{k}+1,(k<2^?i??)不产生进位,二进制1的个数加1.然后数位dp统计前m个数二

题目:Click here 题意:bestcoder上面有中文题目 1 #include <iostream> 2 #include <cstdio> 3 #include <cstring> 4 #include <algorithm> 5 #include <cmath> 6 #include <string> 7 #include <climits> 8 #include <vector> 9 #incl

DescriptionDoctor Ghee is teaching Kia how to calculate the sum of two integers. But Kia is so careless and alway forget to carry a number when the sum of two digits exceeds 9. For example, when she calculates 4567+5789, she will get 9246, and for 12

Problem Description Corrupt governors always find ways to get dirty money. Paint something, then sell the worthless painting at a high price to someone who wants to bribe him/her on an auction, this seemed a safe way for mayor X to make money. Becaus

题目链接:http://acm.uestc.edu.cn/#/problem/show/1226 题目就是构造一个对称的串,除了中间的那个只有1个,其余的两边都是对称的两个,自然答案就是2*n-1. 代码: #include <iostream> #include <cstdio> #include <cstdlib> #include <cmath> #include <cstring> #include <algorithm> #

HDOJ5054 Alice and Bob Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 302    Accepted Submission(s): 229 Problem Description Bob and Alice got separated in the Square, they agreed that if they

Baby Ming and Weight lifting Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 681    Accepted Submission(s): 280 Problem Description Baby Ming is fond of weight lifting. He has a barbell pole(the