老程序员111 - 博客园

摘要： Problem Description After Incident, a feast is usually held in Hakurei Shrine. This time Reimu asked Kokoro to deliver a Nogaku... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(6) 评论(0) 推荐(0)

摘要： Problem Description In this problem, we will define a graph called star graph, and the question is to find the minimum distance... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(22) 评论(0) 推荐(0)

摘要： Problem Description You are given a list of train stations, say from the station 1 to the station 100. The passengers can orde... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(11) 评论(0) 推荐(0)

摘要： Problem Description Consider a system which is described at any time as being in one of a set of N distinct states, 1,2,3,...,N... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(10) 评论(0) 推荐(0)

摘要：题目描述 FGD正在破解一段密码，他需要回答很多类似的问题：对于给定的整数a,b和d，有多少正整数对x,y，满足x#include#include#include#include#include#include#include#include#inclu... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(18) 评论(0) 推荐(0)

摘要：题目描述神犇YY虐完数论后给傻×kAc出了一题给定N, M,求1#include#include#include#include#include#include#include#include#include#include#include#inc... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(20) 评论(0) 推荐(0)

摘要： Problem Description Given a directed graph with nn nodes, labeled 0,1,⋯,n−1. For each satisfies 0≤i#include#include#include#i... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(19) 评论(0) 推荐(0)

摘要： Problem Description Bob has a not even coin, every time he tosses the coin, the probability that the coin's front face up is ).... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(23) 评论(0) 推荐(0)

摘要：【概述】对于两个数列、，他们之间满足，此时，若已知数组 a 和数列，则可以推出那么反演过程就是找到一个数组 b，通过使用的值，来反推出，即：如果只考虑上面两个公式，整个方程组实际上是一个下三角矩阵的形式，因此从本质上来说，反演是一个解线性... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(32) 评论(0) 推荐(0)

摘要： Problem Description Life is a journey, and the road we travel has twists and turns, which sometimes lead us to unexpected place... 阅读全文

posted @ 2022-09-20 22:51 老程序员111 阅读(12) 评论(0) 推荐(0)

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