2602 shortest path problem, 2602 Path ProblemDescriptionDescription
There are n points (n Input description
Input Description
The first behavior is an integer n.
Rows 2nd to n + 1 (n rows in total), each line has two integers x and y, describing the coordinates of a point.
The n + 2 behavior is an integer m, indicating the number of connections in the graph.
Next m rows, each line describes a line consistin
2602 shortest path problem Dihstra algorithm, 2602 dihstraDescriptionDescription
There are n points (n Input description
Input Description
The first behavior is an integer n.
Rows 2nd to n + 1 (n rows in total), each line has two integers x and y, describing the coordinates of a point.
The n + 2 behavior is an integer m, indicating the number of connections in the graph.
Next m rows, each line describes a l
Hdu 2602 Bone Collector, hdu2602
The simple 01 backpack is very clear.
I have a suggestion to answer all questions about a backpack.
Bone Collector
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission (s): 27979 Accepted Submission (s): 11404
Problem descriptionpolicyears ago, in Teddy's hometown there was a man who was called "Bone Collector ". this man like to collect varies of bones, such as dog's, cow's
Bone CollectorTime limit:2000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 40404 Accepted Submission (s): 16786Problem Descriptionmany years ago, in Teddy ' s hometown there is a man who was called "Bone Collector". Collect varies of bones, such as dog ' s, cow ' s, also he went to the grave ...The bone collector had a big bag with a volume of V, and along he trip of collecting there is a lot of bones, obviously , different bone have different value and dif
Source of the topic:HPU 2602--Bone CollectorProblem DescriptionManyyears ago, in Teddy's hometown there was a man who was called "Bonecollector". Collect varies of bones, such as dog ' s, cow ' s, also he went to the grave...The bone collector had a big bag with a volume of V, and along he trip ofcollecting there is a lot of bones, obviously , different bone have differentvalue and different volume, now given the each bone's value along his trips, can
Bone Collector
Time Limit: 2000/1000 MS (Java/others) memory limit: 32768/32768 K (Java/Others)Total submission (s): 2080 accepted submission (s): 669Problem descriptionpolicyears ago, in Teddy's hometown there was a man who was called "Bone Collector ". this man like to collect varies of bones, such as dog's, cow's, also he went to the grave...
The bone collector had a big bag with a volume of V, and along his trip of collecting there are a lot of bones, obviusly, different bone has different v
Problem Descriptionmany years ago, in Teddy ' s hometown there is a man who was called "Bone Collector". Collect varies of bones, such as dog ' s, cow ' s, also he went to the grave ...The bone collector had a big bag with a volume of V, and along he trip of collecting there is a lot of bones, obviously , different bone have different value and different volume, now given the each bone's value along his trips, can you CALCU Late out the maximum of the total value the bone collector can get?
Hdu 2602 01 backpack
Background: if you have not carefully read the question, the wrong input order is skipped once. I made the first DP question myself. After reading this question for a long time, I finally understood the 01 backpack mentioned in Chapter 9.
Learning:
1.01 A backpack features a limited number of items. You can choose to put or not to put each item. The name 01 indicates 1 (Put) 0 (not put.
The traditional packaging method uses a two-
Problem Descriptionmany years ago, in Teddy ' s hometown there is a man who was called "Bone Collector". Collect varies of bones, such as dog ' s, cow ' s, also he went to the grave ...The bone collector had a big bag with a volume of V, and along he trip of collecting there is a lot of bones, obviously , different bone have different value and different volume, now given the each bone's value along his trips, can you CALCU Late out the maximum of the total value the bone collector can get?
Title Link: http://acm.hdu.edu.cn/showproblem.php?pid=2602The title requirement is as much as possible, so the initialization time is 0.If the requirement is exactly full, the initialization time except dp[0] = 0, the other must be set to-inf, indicating the illegal situation.1#include 2 using namespacestd;3 intT;4 intdp[1010][1010];5 intv[1010], w[1010];6 intMain ()7 {8 //freopen ("In.txt", "R", stdin);9 //freopen ("OUT.txt", "w", stdout);Tenscanf"%d", T); One while(t--) A { -
problems for you:1203 2159 2955 1171 2191Main topic:That is, give you a n and V and n items of v[i] and w[i], let you find out, and each time you put an item in the backpack, let you find out the maximum number of items (the volume of the object Problem Solving Ideas:Go straight to the 0-1 backpack model:Definition status: dp[i+1][j] The maximum value that can be brought by an item that is not more than J is selected from the previous I item.Initial state: Dp[0][j]==0.State transfer equation: d
Bone CollectorTime limit:2000/1000 MS (java/others) Memory limit:32768/32768 K (java/others)Total submission (s): 40289 Accepted Submission (s): 16736Problem Descriptionmany years ago, in Teddy ' s hometown there is a man who was called "Bone Collector". Collect varies of bones, such as dog ' s, cow ' s, also he went to the grave ...The bone collector had a big bag with a volume of V, and along he trip of collecting there is a lot of bones, obviously , different bone have different value and d
The main idea: a man called bone collector has a bag that puts things in the bag, making it the most valuable.Solution: 01 Backpack#include #include using namespace STD;intMain () {intTscanf("%d", t); while(t--) {intN, V, a[1010], b[1010], dp[1010] = {0};scanf("%d%d", n, v); for(inti =0; i scanf("%d", a[i]); for(inti =0; i scanf("%d", b[i]); for(inti =0; i for(intj = V; J >= B[i]; j--) Dp[j] = max (Dp[j], Dp[j-b[i]] + a[i]);printf("%d\n", Dp[v]); }return 0;} Copyright NOTICE: This article for B
1. Title Description: Click to open the link2. Problem-Solving ideas: The topic is the classic 01 knapsack problems, I reverse enumeration of the writing is not introduced, mainly about the classic error. If the input n items are set to 0~n-1, the correct wording and the wrong wording are given.3. Code:(the correct wording)#pragma COMMENT (linker, "/stack:1024000000,1024000000") #include (Error one)for (int i=0;i(Error two)for (int i=0;i(Three wrong wording)for (int i=0;iThe above three kinds of
>#include#include#includeSet>#include#include#includeusing namespacestd;#definell Long Long#define_cle (M, a) memset (M, A, sizeof (m))#defineRepu (I, A, b) for (int i = A; I #defineREPD (I, A, b) for (int i = b; i >= A; i--)#defineSFI (n) scanf ("%d", n)#defineSFL (n) scanf ("%i64d", n)#definePFI (n) printf ("%d\n", N)#definePFL (n) printf ("%i64d\n", N)#defineMAXN 1005intDP[MAXN];intV[MAXN];intP[MAXN];intMain () {intT; SFI (T); while(t--) {_cle (DP,0); intN, M; SFI (n), SFI (m); Rep
Hdu 2602 (dp), hdu2602dp
Question link: http://acm.hdu.edu.cn/showproblem.php? Pid = 1, 2602
Bone Collector
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission (s): 32499 Accepted Submission (s): 13379Problem descriptionpolicyears ago, in Teddy's hometown there was a man who was called "Bone Collector ". this man like to collect varies of bones, such as dog's, c
2602 Shortest Path problemtime limit: 1 sspace limit: 32000 KBtitle level: Golden Gold SolvingTitle DescriptionDescriptionThere are n dots (nEnter a descriptionInput DescriptionThe first behavior is an integer n.Line 2nd to line n+1 (total n rows), two integers x and y per line, describes the coordinates of a point.The n+2 acts as an integer m, which indicates the number of lines in the graph.Thereafter the M-line, each line describes a connection, co
]].The last f[v] is the optimal solution to the problem.
1#include 2#include 3 Const intMAXL = ++5;4 intMaxintAintb) {returnA>b?a:b;}5 intT, N, V, Value[maxl], Volume[maxl], DP[MAXL];6 7 intMain () {8scanf"%d", t);9 while(t--){Tenscanf"%d%d", n, v); One for(inti =1; I "%d", value[i]); A for(inti =1; I "%d", volume[i]); -Memset (DP,0,sizeof(DP)); - for(inti =1; I ){ the for(intj = V; J >= Volume[i]; j--) {//Note that the stop condition of J, one
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