Http://acm.nyist.net/JudgeOnline/problem.php? PID = 61
Http://acm.nyist.net/JudgeOnline/problem.php? PID = 1, 712
This is a dual-process DP problem. First, assume that the starting point is a and the end point is B. Then, based on the conditions given in the question, the dynamic transfer equation of a-> B can be introduced as DP [I] [J] = max (DP [I-1] [J], DP [I] [J-1]).+ A [I] [J]; because B is available in the same way, the question means a-> B an
Title: Https://uva.onlinejudge.org/index.php?option=com_onlinejudgeItemid=8category=839page=show_ problemproblem=653Idea: The current node is K, left is 2k, right walk 2k + 1, get the last point, minus all the nodes in the front n layer, the corresponding 0 or 1 of the subscript is the answer./*S-tree (UVa 712)*/#include#include#includeusing namespacestd;Const intMAXN =Ten;intN;Chars[1//Input and QueryintIDX[MAXN];//each layer corresponds to the varia
Title Link: Http://codeforces.com/contest/712/problem/DA There is a first score, A, a, B, there is a T-wheel race, each game can take [-K, K] number, ask you how many of the last a larger than B.DPA[I][J] Indicates the number of cases where the first round of J is obtained. Since the first round is only related to the i-1 wheel, here I is optimized with a scrolling array.If the normal practice of 3 for will time out, so to use the prefix and optimizat
[i][j-1]) +map[i][j].And this problem went back and we can understand that two people at the same time from the upper left corner, but not the same way.If two people do not go the same way then these two people must not be in the same column or row and because two people walk the exact same number of stepsSo we can get the number of steps that another person walks by the number of steps a person walksWe can use a four-dimensional array to saveSo this time the dynamic programming equationdp[i][j]
. Regardless of the variable ordering of the S-tree, the first character always describes the value of x1, the Seco nd character describes the value of x2, and so on. So, the line110Corresponds to the VVA ( x1 = 1, x2 = 1, x3 = 0).The input is terminated by a test case starting with n = 0. This test case is should not being processed.OutputFor each s-tree, output of the line 'S-tree #J:", whereJIs the number of the S-tree. Then print a line this contains the value of for each of the givenmVvas,
Title: give you a completely binary tree, and give you a xi1~xin-1 sequence, the first layer from the root to the leaves;Each layer corresponds to an XI, the leaf is 0 or 1, now gives you some path, the output path corresponds to the value of the leaf;The path is 01 strings, from the beginning to go down, 0 for the left subtree, 1 for the right subtree, corresponding to the order of x1~xn-1.Analysis: Simulation. Direct Ann find the path to go over, because it is two fork tree, just corresponds t
712-S-trees
2807
51.34%
1408
85.37%
Question link:
Http://uva.onlinejudge.org/index.php? Option = com_onlinejudge Itemid = 8 category = 104 page = show_problem problem = 653
Question type: data structure, binary tree
Sample input:
3x1 x2 x30000011140000101111103x3 x1 x20001001140000101111100
Sample output:
S-Tree #1:0011S-Tree #2:0011
Question:
For a sequence set VVI {x1, x2, X3 ,...., xn}. In VVI, if it is not 0, it is 1
UVA 712-s-trees
The main topic: give a certain depth of the slow binary tree, each leaf node corresponding value, give the path, the output of the value, 0 is the left subtree, 1 is the right sub-tree
The idea of solving problems: Using POW (2,n) to make it easy to get the last position of the path
#include
S-trees
A strange tree (S-tree) over the variable set is a binary tree representing a Boolean Function. Each path of the S-tree begins atRootNode and consistsN+ 1 nodes. Each of the S-tree's nodes hasDepth, Which is the amount of nodes
Binary Tree? Angry water ~~
Note that the relationship between the query and the X value is good ~
1 #include 2 #include 3 #include 4 using namespace std; 5 6 int main (){ 7 char s[1000]; 8 int a[10],b[10]; 9 int n;10 int m;1
The questions are as follows:
S-Trees
A Strange Tree (S-tree) over the variable set is a binary tree representing a Boolean function. Each path of the S-tree begins atRootNode and consistsN+ 1 nodes. Each of the S-tree's
The question is that a robot starts from 1.1 to reach m.. You can only go to the right or up when you go back. You can only go up or up to the left when you come back, but one point can only go once. Each point along the way has a treasure, ask how
#include #include #include using namespace std; const int MAXN = 7+5; const int MAXN1 = 1024; int n, m; int WEIGHT[MAXN]; Save the order of Xi in Char TERMINAL[MAXN1]; Char VARIBLE[MAXN]; The input value before the sort, sorted by weight array
S-trees
A strange tree (S-tree) over the variable set is a binary tree representing a Boolean function. Each path of the S-tree begins atRootNode and consistsN+ 1 nodes. Each of the S-tree's nodes hasDepth, Which is the
In fact, a question in Liu lujia's book has been changed a little. Similar to a simulated question, it is difficult to look at the question. In fact, the meaning is very simple, once again AC # include # include # include using namespace std; int
Question link:
Http://uva.onlinejudge.org/index.php? Option = com_onlinejudge & Itemid = 8 & page = show_problem & problem = 653
Question meaning:
To give a binary tree, each layer has a value, 1 to the right, left to the left, give
Summing up the topic of the law, if the input is x1,x2,x3, then X1 corresponding weights for the 4,x2 corresponding weights for the 2,x3 corresponding weights are 1, the other input and so on, are based on 2 values. For subsequent input to be judged,
There is a complete binary tree, each layer of elements have the same variable, from top to bottom respectively for the x1,x2,... The last leaf node will have 0 or 1 of the assignment, the input given. Then if Xi takes a value of 0 o'clock, go to
Original title: The topic is too long, not posted online. topic: give you a number n, tell you that this is an n-level complete binary tree, each layer corresponds to a letter Xi, and then give you a string to represent the value of the leaf
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