Tiling Up Blocks Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 4675   Accepted: 1824 Description Michael The Kid receives an interesting game set from his grandparent as his birthday gift. Inside the game set box, there are n tiling bl…

题目链接:http://poj.org/problem?id=1609 #include <cstdio> #include <cstring> #include <iostream> #include <cmath> #include <algorithm> #include <queue> #include <vector> using namespace std; ; ; const int INF = 0x3f3f…

题目:http://poj.org/problem?id=2506 题解:f[n]=f[n-2]*2+f[n-1],主要是大数的相加; 以前做过了的 #include<stdio.h> #include<string.h> ][];//ans数组的第一个下标表示瓷砖数目,第二个表示对应下的方法数 //数组是倒序存储 的 int main() { int n, i, j, count, b, p; while (scanf("%d", &n) != EOF…

  Plato's Blocks Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 734   Accepted: 296 Description Plato believed what we perceive is but a shadow of reality. Recent archaeological excavations have uncovered evidence that this belief may h…

Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7487   Accepted: 3661 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? Here is a sample tiling of a 2x17 rectangle.  Input Input is a sequence of lines,…

Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7437   Accepted: 3635 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? Here is a sample tiling of a 2x17 rectangle. Input Input is a sequence of lines,…

Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? Here is a sample tiling of a 2x17 rectangle.  Input Input is a sequence of lines, each line containing an integer number 0 <= n <= 250. Output For each line of input, out…

Tri Tiling Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9016 Accepted: 4684 Description In how many ways can you tile a 3xn rectangle with 2x1 dominoes? Here is a sample tiling of a 3x12 rectangle. Input Input consists of several test c…

http://poj.org/problem?id=2506 题意: 思路:递推.a[i]=a[i-1]+2*a[i-2]. 计算的时候是大整数加法.错了好久,忘记考虑1了...晕倒. #include<iostream> #include<string> #include<cstring> #include<cstdio> using namespace std; int n; ][]; void cacl(int i) { int k; ]); ]);…

题目链接:id=2506">http://poj.org/problem?id=2506 本题用的java解的.由于涉及到大数问题,假设对java中的大数操作不熟悉请点这儿:链接 思路:地推公式f[i]=f[i-1]+2*f[i-2] code: import java.math.*; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner cin=new…

Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7965   Accepted: 3866 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? Here is a sample tiling of a 2x17 rectangle. Input Input is a sequence of lines,…

题目链接: http://poj.org/problem?id=2506 题目描述: 有2*1和2*2两种瓷片,问铺成2*n的图形有多少种方法? 解题思路: 利用递推思想,2*n可以由2*(n-1)的状态加上一块竖放2*1的瓷片转移得来,也可以由2*(n-2)的状态加上一块2*2的瓷片或者加上两块横放的2*1的瓷片转移得来. 可得出递推公式:dp[n] = dp[n-1] + dp[n-2]*2: ac秘诀: (1):从输出样例可以看出要用大数来表示,大概需要90位左右. (2):2*0不是零种…

poj2506Tiling 此题规律:A[0]=1;A[1]=1;A[2]=3;--A[n]=A[n-1]+2*A[n-2];用大数来写,AC代码: #include<stdio.h> #include<string.h> #define MAX 300 int num[MAX][MAX]; int main() { int n; while(scanf("%d",&n)!=EOF) { memset(num,0,sizeof(num)); num[0]…

大致题意:现有两种方块(1X2,2X2),方块数量无限制.问用这两种方块填满2Xn的矩阵的填法有多少种. 分析:通俗点说,找规律.专业化一点,动态规划. 状态d[i],表示宽度为i的填法个数. 状态转移方程:d[0]=d[1]=1,i=0,1; d[i]=d[i-1]+d[i-2]*2; c或者c++写的话,先模拟下大数吧,java直接用大数类就行了. c++ #include <iostream> #include <cstdio> #include <algorithm&…

A POJ 1018 Communication System B POJ 1050 To the Max C POJ 1083 Moving Tables D POJ 1125 Stockbroker Grapevine E POJ 1143 Number Game F POJ 1157 LITTLE SHOP OF FLOWERS G POJ 1163 The Triangle H POJ 1178 Camelot I POJ 1179 Polygon J POJ 1189 钉子和小球 K…

[1]POJ 动态规划题目列表 容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈), 1742, 1887,1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029,…

]POJ 动态规划题目列表 容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈), 1742, 1887, 1926(马尔科夫矩阵,求平 衡), 1936,1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029,2…

列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, 2039, 2063, 20…

列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, 2039, 2063, 20…

声明: 1.这份列表不是我原创的,放到这里便于自己浏览和查找题目. ※最近更新:Poj斜率优化题目 1180,2018,3709 列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 195…

动态规划 动态规划 容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, , 2063, 2081, 2082,…

动态规划 动态规划 容易: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 不易: , , , , , , , , , , , , , , , , , , , , , , , , 推荐: , , , , , , , , , , , , , , , , , , , , , , , , Jury Compromise False co…

各种杂题,水题,模拟,包括简单数论. 1001 A+B 1002 A+B+C 1009 Fat Cat 1010 The Angle 1011 Unix ls 1012 Decoding Task 1019 Grandpa's Other Estate 1034 Simple Arithmetics 1036 Complete the sequence! 1043 Maya Calendar 1054 Game Prediction 1057 Mileage Bank 1067 Rails 10…

有关最长上升子序列的详细算法解释在http://www.cnblogs.com/denghaiquan/p/6679952.html 1)51nod 1134 一题裸的最长上升子序列,由于N<=50000,n2算法会超时,只能用nlogn算法. #include <iostream> #include <cstdio> #include <cstring> #include <cstdlib> #include <string> #incl…

poj 1390 Blocks 题意 一排带有颜色的砖块,每一个可以消除相同颜色的砖块,,每一次可以到块数k的平方分数.问怎么消能使分数最大.. 题解 此题在徐源盛<对一类动态规划问题的研究>以及刘汝佳的黑书<算法艺术与信息学竞赛>中都有提及. 首先我们要将相同颜色块进行合并.定义状态\(dp[i][j][k]\)表示第\(i\)到第\(j\)个颜色块后面接了\(k\)个颜色为\(color[j]\)的砖块. 不难得出转移方程为\(dp[i][j][k]=max \{ dp[i][…

  Quad Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 3495   Accepted: 1539 Description Tired of the Tri Tiling game finally, Michael turns to a more challengeable game, Quad Tiling: In how many ways can you tile a 4 × N (1 ≤ N ≤…

Blocks Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 3997   Accepted: 1775 Description Panda has received an assignment of painting a line of blocks. Since Panda is such an intelligent boy, he starts to think of a math problem of paint…

Description In how many ways can you tile a 3xn rectangle with 2x1 dominoes?  Here is a sample tiling of a 3x12 rectangle. Input Input consists of several test cases followed by a line containing -1. Each test case is a line containing an integer 0 <…

POJ 1390 Blocks 砌块 时限:5000 MS   内存限制:65536K 提交材料共计: 6204   接受: 2563 描述 你们中的一些人可能玩过一个叫做“积木”的游戏.一行有n个块,每个盒子都有一个颜色.这是一个例子:金,银,铜,金.相应的图片如下: 图1如果一些相邻的盒子都是相同的颜色,并且它左边的盒子(如果它存在)和它的右边的盒子(如果它存在)都是其他颜色的,我们称它为“盒子段”.有四个盒子段.那就是:金,银,铜,金.片段中分别有1,4,3,1方框. 每次您可以单击一个框…

Blocks Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 4250   Accepted: 1704 Description Some of you may have played a game called 'Blocks'. There are n blocks in a row, each box has a color. Here is an example: Gold, Silver, Silver, Sil…