beautiful housewife

Housewife Wind Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 7639 Accepted: 1990 DescriptionAfter their royal wedding, Jiajia and wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Village lived in beautiful huts. There is some pairs of huts connected by bidirectional roads. We say that huts in the same p

Housewife Wind Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 5798 Accepted: 1455 DescriptionAfter their royal wedding, Jiajia and wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Village lived in beautiful huts. There is some pairs of huts connected by bidirectional roads. We say that huts in the same p

Housewife Wind Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 6898 Accepted: 1742 DescriptionAfter their royal wedding, Jiajia and wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Village lived in beautiful huts. There is some pairs of huts connected by bidirectional roads. We say that huts in the sa

Housewife Wind Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 10378 Accepted: 2886 DescriptionAfter their royal wedding, Jiajia and wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Village lived in beautiful huts. There is some pairs of huts connected by bidirectional roads. We say that huts in the same

Housewife Wind Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 11419 Accepted: 3140 DescriptionAfter their royal wedding, Jiajia and wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Village lived in beautiful huts. There is some pairs of huts connected by bidirectional roads. We say that huts in the same

Title Link: POJ 2763 housewife WindTest instructions: Abstraction is a Benquan between known nodes, two operations, 1 • Modify Edge, 2 • Ask for Benquan between two nodes.AC Code:#include POJ 2763 housewife Wind (tree chain split + line tree)

Test instructions: Give you a tree, with right side, support two actions: Modify the weight of an edge, and query the shortest path between two points.LCT mainly implements single point modification and path and.Modifying the value of an X-node simply splay the x to the root of its secondary tree, then modifies its value, and then maintain it.Path and ask to do this:We first access (U), and then in Access (v), once we get to the auxiliary Tree that contains the root node (that is, the U), then w

intU,V,W;SCANF ("%d%d%d",u,v,W); - Add (u,v,w);101 Add (v,u,w);102 }103 //for (int i = 1;i104 //printf ("i=%d:", i); the //For (int j = head[i];j!=-1;j = E[j].next)106 // {107 //printf ("%d", e[j].v);108 //System ("pause");109 // } the //puts ("");111 // } theFind_heavy (1,1,1);//puts ("----------");113Connect1,1); the the for(inti =0; i2) Update (TID[E[I].EN],E[I].W,1N1); the while(m--)117 {118 intA,B,C;SCA

]=++TOT;TOP[U]=TP;if(Son[u]) DFS2 (SON[U],TP); for(inti=head[u];i!=-1; i=edge[i].next) {intV=EDGE[I].V;if(V!=son[u]v!=fa[u]) {DFS2 (v,v); } }}structline_tree{voidPushup (intRT) {sum[rt]=sum[rt1]+sum[rt1|1]; }voidUpdate (intPintXintLintRintRT) {if(L==R) {sum[rt]=x;return; }intMid=l+r>>1;if(PElseUpdate (P,x,rson); Pushup (RT); }intQuery (intllintRrintLintRintRT) {if(LLreturnSUM[RT]; }intMid=l+r>>1, ans=0;if(Llif(Rr>mid) Ans+=query (Ll,rr,rson);returnAns }}lt;intSolvein

Topic PortalTest instructions: Two operations, ask U to v distance, and u go to V; change the distance of the I-Bar to WAnalysis: According to the DFS access order, the tree is processed into a chain, then the back edge processing as a negative weight, then the LCA plus bit to know the distance from the U to V, bit store information on each side, so that the second operation can be quickly resolved with a bitUsing RMQ's writing, I do not know where to write a setback, instead of multiplication m

Title Link: Poj 2763 housewife WindTopic: Given a tree, then 2 operations: 0 u: Output path s to U's weights and S becomes u 1 I w: node I add w Problem-solving ideas: Tree chain, and then use line tree maintenance, single-point modification of the interval query.#include #include #include using namespace STD;Const intMAXN =100005;intN, Q, S, NE;intFIRST[MAXN], JUMP[MAXN *2];intID, FAR[MAXN], SON[MAXN], CNT[MAXN], DEP[MAXN], TOP[MAXN

Source: POJ 2763 housewife WindTest instructions: Give you a tree 2 operations 0 x the shortest path to the current point to X and then the current position is x; 1 I x Place the weight of the I edge at xIdea: Tree two point u, v distance is D[u]+d[v]-2*d[lca (u,v)] Now the D array is the change corresponding to each side of the change he modifies an interval with a timestamp to process each point of the area and then modifies the leaf node of the seg

Title Link: http://poj.org/problem?id=2763Test instructions: Give a number, the edge between the right value, and then two operations, the first: the weight of any two points and, second, modify the weight of two points on the tree.Puzzle: Simple tree-chain split.#include Poj 2763 Housewife Wind (tree-chain split + single-point query + interval modification)

"Topic link" http://poj.org/problem?id=2763"The main topic"In a tree, give some sides of the edge length, there are modifications to the side of the side of the long operation,Ask for the shortest distance from the current point to the target point each timeExercisesAfter the tree chain is split, it is equivalent to a single point update and interval query of the tree array,Note that the chain operation does not cover the deep shallow point after the edge right turning point, error prone hereCod

POJ 2763 Housewife Wind (tree link splitting), poj2763 Address: POJ 2763Or tree link splitting template question... Not to mention ..The Code is as follows: #include

HTML5, not just looks beautiful (second play: build the most beautiful 3D data center), html5 looks beautifulPreface Recently, project development tasks have come to an end, and we have time to sort out some of the results of the past six months. It was not long before html5 was used, and the knowledge of js was not deep enough. No way. I have been engaged in java before. Some language features and concepts

1, download beautiful clap after the installation is completed, we then click to open the beautiful shot into the home page as shown below; 2, in the access to the interface you will see a number of small details of "whether to intelligent beauty", "whether to automatically freckle", "whether to automatically go under the pouch", very user-friendly; as shown in the following figure 3, into

This tutorial introduces how to use ps to create beautiful and beautiful sky scenery. I hope it will help you. the reason why ps is called an artifact, it is because he has many powerful functions that you can't think of. today, I will explain the beautiful scenery to you. Ps how to create beautiful and

Given a tree with edge weights at n (n 1. Change the right of an edge of the tree; 2. Calculate the distance between the given vertex and a certain vertex. The latter is the node numbered 1. If operation 2 is executed for the first time,

This is a relatively complete background template... A few items are used before, And the next backup is collected. Although the background management platform is generally used by internal personnel, it focuses more on functions rather than aesthetics, but it has a beautiful background management interface, which makes the work more pleasant, many customers are also impressed with the background management interface. Below are 50 very