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Recent questions tagged greedyalgorithm
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UGCNETJune2019II68
Consider the following steps: $S_1$: Characterize the structure of an optimal solution $S_2$: Compute the value of an optimal solution in bottomup fashion Which of the following step(s) is/are common to both dynamic programming and greedy algorithms? Only $S_1$ Only $S_2$ Both $S_1$ and $S_2$ Neither $S_1$ nor $S_2$
asked
Jul 2
in
Algorithms
by
Arjun
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418k
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77
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ugcnetjune2019ii
optimalsolution
dynamicprogramming
greedyalgorithm
0
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2
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2
GEEKS FOR GEEKS GATE 2017 MOCK
If Kruskal’s algorithm is used for finding a minimum spanning tree of a weighted graph G with n vertices and m edges and edge weights are already given in a sorted list, then, What will be the time complexity to compute the minimum cost spanning tree given that union and find operations take amortized O(1) ? A O(m logn) B O(n) C O(m) D O(n logm)
asked
Jun 9
in
Algorithms
by
Hirak
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3.4k
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92
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kruskalsalgorithm
graphalgorithms
greedyalgorithm
datastructure
0
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1
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3
MadeEasy Test Series: Algorithms  Minimum Spanning Trees
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Dec 18, 2018
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Algorithms
by
mitesh kumar
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317
points)

143
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madeeasytestseries
algorithms
greedyalgorithm
minimumspanningtrees
0
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1
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4
Fibonacci number time complexity
Consider the following code segment to find the $n^{th}$ Fibonacci number: Fib(n) { if(n==0) {return 0;} if(n==1) {return 1;} else { return(Fib(n1) + Fib(n2)); } } The time complexity of the above code and time complexity of the same problem solved using dynamic programming is______ $A)O(n^{2}),O(n)$ $B)O(2^{n}),O(n)$ $C)O(2^{n}),O(n^{2})$ $D)$None of the above
asked
Nov 13, 2018
in
Algorithms
by
Lakshman Patel RJIT
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47.5k
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191
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algorithms
greedyalgorithm
dynamicprogramming
0
votes
2
answers
5
Job Sequencing Problem (Greedy Algorithm)
If job $J=(J_{1},J_{2},J_{3},J_{4})$ are given their processing time $T_{i}=(1,1,2,3)$ and deadline are $D_{i}=(3,4,2,3)$ maximum how many job can be done$?$ $A)1$ $B)2$ $C)3$ $D)All$
asked
Nov 10, 2018
in
Algorithms
by
Lakshman Patel RJIT
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47.5k
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445
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algorithms
greedyalgorithm
deadlines
0
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6
MadeEasy Test Series: Algorithms  Greedy Algorithm
The difference between maximum possible profit for 0/1 knapsack and fractional problem with capacity (W)=200 item a b c d e f g h i j Weight 30 50 20 10 120 100 90 90 40 10 profit 70 95 30 30 260 190 180 170 50 40 how to do this using 0/1 knapsack
asked
Oct 20, 2018
in
Algorithms
by
sumitathakur
(
17
points)

146
views
algorithms
greedyalgorithm
dynamicprogramming
madeeasytestseries
0
votes
1
answer
7
Greedy Method Algorithm
Single source shortest path problems can be implemented by greedy algorithms using A. Singly linked list B. Min heap C. AVL tree D. All of the above
asked
Sep 25, 2018
in
Algorithms
by
Vaishnavi01
(
143
points)

121
views
greedyalgorithm
+1
vote
1
answer
8
Massachusetts Institute of Technology Professors Ronald L. Rivest and Sivan Toledo
asked
Jul 30, 2018
in
Algorithms
by
Rishav Kumar Singh
Loyal
(
5.4k
points)

115
views
greedyalgorithm
dijkstrasalgorithm
+1
vote
0
answers
9
Massachusetts Institute of Technology Professors Ronald L. Rivest and Sivan Toledo
asked
Jul 30, 2018
in
Algorithms
by
Rishav Kumar Singh
Loyal
(
5.4k
points)

50
views
greedyalgorithm
0
votes
0
answers
10
self doubt on HUFFMAN
in Huffman Code, we get extract the minimum at each time, but my minimum is creating duplicate, then which one i choose? i am getting the same avg.no.of bits for every Huffman tree, but the problem is my tree is changing therefore representing the character also changed, if some one asks ... $\frac{12}{30} $
asked
Jul 26, 2018
in
Algorithms
by
Shaik Masthan
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(
62.5k
points)

139
views
greedyalgorithm
huffmancode
0
votes
0
answers
11
What is the time complexity of Makeset function in kruskal algorithm ?
what is the timecomplexity in kruskal algorithm for the overall step 2 where for each vertex Makeset function is called ? How come overall time for this step is O(v log v) ? We are performing this Operation for all the ... right because after we come out of loop we have v sets of 1 vertex each . Please explain this clearly .
asked
Jul 22, 2018
in
Algorithms
by
radha gogia
Loyal
(
6.2k
points)

106
views
algorithms
greedyalgorithm
+4
votes
1
answer
12
Clrs 16.26
Show how to solve the fractional knapsack problem in $O(n)$ time.
asked
Jul 22, 2018
in
Algorithms
by
Prince Sindhiya
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5.5k
points)

137
views
algorithms
greedyalgorithm
+1
vote
1
answer
13
Space Complexity of Dijkastra's algorithm
I read that the space complexity of Dijasktra is $O(V^2)$ . (http://igraph.wikidot.com/algorithmspacetimecomplexity) But how ????
asked
Jul 5, 2018
in
Algorithms
by
Hardik Maheshwari
(
87
points)

570
views
dijkstrasalgorithm
shortestpath
spacecomplexity
algorithms
graphalgorithms
greedyalgorithm
0
votes
1
answer
14
cormen 3rd edition Q. 16.26
Show how to solve the fractional knapsack problem in O(n) time. The solution include that we can find the median in O(n) time and then solving the fractional knapsack problem on input of size n/2, but the pi/wi is not sorted, so how do we have the equation T(n) = T(n/2) + cn?
asked
Jun 19, 2018
in
Algorithms
by
Aarvi Chawla
(
365
points)

178
views
greedyalgorithm
0
votes
0
answers
15
MadeEasy Test Series: Algorithms  Greedy Algorithm
Consider the following graph: If the edge weight of minimum spanning tree are given and edge weight of each edge is distinct, then the minimum value of sum (a, b, c, d, e, f, g) is __________. My Strategy : According to me a = 11 (because if we see the ... and likewise g = 11,f = 12,b = 8,e = 8,d = 9,c = 6.Hence Sum is = 65 Made Easy Solution :
asked
Apr 30, 2018
in
Algorithms
by
Na462
Loyal
(
6.7k
points)

107
views
madeeasytestseries
algorithms
greedyalgorithm
0
votes
1
answer
16
MadeEasy Test Series: Algorithms  Greedy Algorithm
Consider the following message: The number of bits required for huffman encoding of the above message are __________? My Strategy: But the answer given is 52bits i used standard Algorithem Made Easy Solution :
asked
Apr 30, 2018
in
Algorithms
by
Na462
Loyal
(
6.7k
points)

199
views
madeeasytestseries
huffmancode
greedyalgorithm
algorithms
+13
votes
5
answers
17
GATE201848
Consider the weights and values of items listed below. Note that there is only one unit of each item. $\begin{array}{ccc}\hline \textbf{Item number} & \textbf{Weight (in Kgs) }& \textbf{Value (in rupees)} \\\hline \text{$1$} & \text{$10 ... list. The total value of items picked by the greedy algorithm is denoted by $V_{greedy}$. The value of $V_{opt}V_{greedy}$ is ____
asked
Feb 14, 2018
in
Algorithms
by
gatecse
Boss
(
16.1k
points)

4.8k
views
gate2018
algorithms
greedyalgorithm
numericalanswers
+2
votes
0
answers
18
TEST SERIES
Consider the following graph and Assume node ‘P’ as the starting vertex for Prim’s algorithm. Which of the following can be the correct order of edges to which they are added to construct Minimum Spanning Tree (MST)? PQ, QR, RW, RS, VX, VU, WV, ST PQ, QR, RW, WV, VX, VU, RS, ST PQ, PX, XV, VU, UR, RS, RW, ST PQ, PX, XV, VU, UR, RW, RS, ST PLEASE EXPLAIN.
asked
Jan 8, 2018
in
Algorithms
by
ankit_thawal
Active
(
1.4k
points)

259
views
primsalgorithm
spanningtree
minimumspanningtrees
greedyalgorithm
+1
vote
0
answers
19
MadeEasy Test Series: Algorithms  Spanning Tree
can someone provide a detailed solution of this??
asked
Jan 1, 2018
in
Algorithms
by
Kalpataru Bose
(
365
points)

233
views
madeeasytestseries
algorithms
graphalgorithms
spanningtree
minimumspanningtrees
greedyalgorithm
+1
vote
1
answer
20
Greedy vs Dynamic
Unlike greedy algorithms, dynamic programming method always provide correct/optimal solution. Is the above statement correct?
asked
Dec 13, 2017
in
Algorithms
by
Tuhin Dutta
Loyal
(
9.3k
points)

579
views
algorithms
greedyalgorithm
dynamicprogramming
+2
votes
1
answer
21
Optimal Merge Pattern
Given a set of sorted files f1,f2,f3,f4,f5 of lengths 99,27,71,199,259 we need to merge these files into a single sorted file Using Optimal Merge Pattern.
asked
Dec 13, 2017
in
Algorithms
by
VIKAS TIWARI
Junior
(
667
points)

1.3k
views
optimalmergepattern
algorithms
greedyalgorithm
0
votes
1
answer
22
Knapsack
The following Knapsack bag. The Knapsack bag maximum Capacity is 50. Find out the maximum profit for Fractional Knapsack. 90 80.25 85.50 91.2
asked
Nov 17, 2017
in
Algorithms
by
Parshu gate
Active
(
3.1k
points)

579
views
algorithms
knapsack
greedyalgorithm
fractional
+2
votes
2
answers
23
greedy technique
Assume coins with denominator 20,15,5 and 1 are available ,we are required to make a sum of 33,using minimum number of coins.Difference between answer using greedy technique and correct answer will be ____________
asked
Nov 11, 2017
in
Algorithms
by
set2018
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(
7.5k
points)

166
views
algorithms
greedyalgorithm
+4
votes
1
answer
24
algorithms practice question
problem of making change for n cents using the fewest number of coins
asked
Aug 10, 2017
in
Algorithms
by
Pavan Kumar Munnam
Boss
(
10.7k
points)

209
views
algorithms
greedyalgorithm
0
votes
1
answer
25
Fractional Knapsack(Greedy Method)
Consider the following instance of the knapsack problem: n=3 , W=50 , (v1,v2,v3) = (60,100,120) and weight (w1,w2,w3) = (10,20,30) . solve the given knapsack problem applying greedy algorithm.
asked
Apr 15, 2017
in
Algorithms
by
LavTheRawkstar
Active
(
3.7k
points)

501
views
algorithms
knapsack
greedyalgorithm
+1
vote
1
answer
26
Find the shortest tour for given graph using greedy approach
... directed graph as forward /backward distances are not same. But how to solve using Greedy Approach using TravelSalesman Problem(TSP) ?
asked
Mar 1, 2017
in
Algorithms
by
LavTheRawkstar
Active
(
3.7k
points)

421
views
algorithms
greedyalgorithm
travellingsalesmanproblem
+4
votes
2
answers
27
Greedy Algorithm Confusing Question
US portal Denominations are 1,10,21,34,70 , 100 and 350 . A) Make 140 Cents . Verify whether Greedy choice fails or not B) Make 182 Cents. Verify whether greedy choice fails or not. 1)Greedy fails in A 2) Greedy fails in B 3)Greedy does not fails in A 4)Greedy does not fails in B
asked
Feb 28, 2017
in
Algorithms
by
LavTheRawkstar
Active
(
3.7k
points)

565
views
algorithms
greedyalgorithm
+2
votes
0
answers
28
Testbook Test Series: Algorithms  Greedy Algorithm
The optimal time required in merging the list of size 11, 21, 33, 34,45,54,60 is my answer (11+21)*4+ 33*3 +(34+45)*3 + (54+60)*2 but the provided answer is 269 to 282 I don't think I have solved it wrong but just want to confirm is there any other way to do this?
asked
Jan 22, 2017
in
Algorithms
by
Pankaj Joshi
Active
(
2.6k
points)

359
views
testbooktestseries
testseries
merging
algorithms
greedyalgorithm
+6
votes
2
answers
29
KnapsackGreedy
asked
Jan 21, 2017
in
Algorithms
by
Sarvottam Patel
Junior
(
965
points)

562
views
greedyalgorithm
knapsack
algorithms
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