L-75的专栏

DescriptionThe king pays his loyal knight in gold coins. On the first day of his service, the knight receives one gold coin. On each of the next two days (the second and third days of service), the

Ubiquitous ReligionsTime Limit: 5000MS Memory Limit: 65536KTotal Submissions: 32572 Accepted: 15798DescriptionThere are so many different religions in the world

Counterfeit DollarTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 45332 Accepted: 14324DescriptionSally Jones has a dozen Voyageur silver dollars. How

Self NumbersTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 23405 Accepted: 13142DescriptionIn 1949 the Indian mathematician D.R. Kaprekar discovered

Dungeon MasterTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 28186 Accepted: 11006DescriptionYou are trapped in a 3D dungeon and need to find the qui

Paths on a GridTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 25146 Accepted: 6274DescriptionImagine you are attending your math lesson at school. On

HopscotchTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 3951 Accepted: 2627DescriptionThe cows play the child's game of hopscotch in a non-traditional

迷宫问题Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 18533 Accepted: 10970Description定义一个二维数组： int maze[5][5] = { 0, 1, 0, 0, 0, 0, 1, 0, 1, 0,

Maya CalendarTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 76933 Accepted: 23686DescriptionDuring his last sabbatical, professor M. A. Ya made a sur

Arbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. For example, suppose that 1 US Dollar buys 0.5 British

PotsTime Limit: 1000MS Memory Limit: 65536K Total Submissions: 15972 Accepted: 6730 Special JudgeDescriptionYou are given two pots, having the volume of A and B liters respectively. T

训练链接：https://vjudge.net/contest/159297#rankpoj 2403题意：给出职位名称，该职位的工资，然后给出一个工作的描述，要求出能给出多少工资。分析：字符串模拟，判断一段话中有没有该职位名称，有的话就把工资加上。AC代码：#include <stdio.h>#include <map>#include <iostream>using namespace s

Game of ConnectionsTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 8303 Accepted: 4133DescriptionThis is a small but ancient game. You are supposed to

A Knight's JourneyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 42114 Accepted: 14324DescriptionBackground The knight is getting bored of seeing t

Robot MotionTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 13100 Accepted: 6349DescriptionA robot has been programmed to follow the instructions

Surprising StringsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 6569 Accepted: 4268DescriptionThe D-pairs of a string of letters are the ordered pai

The Pilots Brothers' refrigeratorTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 23414 Accepted: 9004 Special JudgeDescriptionThe game “The Pilo

Ugly NumbersTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 22726 Accepted: 10127DescriptionUgly numbers are numbers whose only prime factors are 2, 3

从今天起，一切题目从头刷起，从POJ开始，希望能上榜！POJ分类：初期:一.基本算法:     (1)枚举. (poj1753,poj2965)     (2)贪心(poj1328,poj2109,poj2586)     (3)递归和分治法.     (4)递推.     (5)构造法.(poj3295)     (6)模拟法.(poj1068,poj2632

Flip GameTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 39171 Accepted: 17026DescriptionFlip game is played on a rectangular 4x4 field with two-sided p

HopscotchTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 3373 Accepted: 2326DescriptionThe cows play the child's game of hopscotch in a non-traditiona

Red and BlackTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 31221 Accepted: 17047DescriptionThere is a rectangular room, covered with square tiles. E

The ClocksTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 16196 Accepted: 6627Description|-------| |-------| |-------|| | | |

Curling 2.0Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 18688 Accepted: 7666DescriptionOn Planet MM-21, after their Olympic games this year, curlin

ParencodingsTime Limit: 1000MS Memory Limit: 10000KB 64bit IO Format: %lld & %lluSubmit StatusDescriptionLet S = s1 s2...s2n be a well-formed string of parenthe

Crashing RobotsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 10286 Accepted: 4362DescriptionIn a modernized warehouse, robots are used to fetch the

训练链接：https://vjudge.net/contest/157742Poj 2387题意：给出N个谷仓，T条路径，求出从1谷仓到N号谷仓的最短距离。分析：Dijkstra模板题目，只是需要注意判断重边的情况。AC代码：用邻接矩阵存储#include <stdio.h>#include <string.h>#define INF 1<<30int map[1005][1005