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Rating Stats for

David Eisenstat

Rating
1664.20 (376th) 		Reputation
39,048 (2,876th)
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Title Δ
Find optimal algorithm to reach specific amount of coins in shortes... 0.00
Grid connectivity queries 0.00
How can I implement N choose K, allowing repetition of elements and... 0.00
finding the maximum sum in Matrix 0.00
How to find which polylines completely include a given polyline? 0.00
Copying part of a graph 0.00
Count substrings with atmost k 1's and 0's 0.00
Proving an algorithm correct by induction +1.92
Bellman Ford Algorithm Explanation 0.00
What does the level graph in Dinic's algorithm represent? 0.00
Priority queue with O(1) Get-Min, Delete-Min and Merge operations 0.00
Weighted sampling without replacement and negative weights 0.00
Weighted average distribution algorithm +0.36
largest inscribed rectangle in arbitrary polygon 0.00
Implementation detail of lock-free single-writer multi-reader list 0.00
How can I create an if statement using logic gates? -0.60
What's the minimal column sums difference? -0.65
Optimizing a set comprehension in Python 0.00
Given an array of numbers, return array of products of all other nu... 0.00
Deleting a Pattern from a String +0.36
Finding position of missing bits in stream 0.00
Planar graph and Finding Triangles 0.00
Is there a hashing technique such that it would return the same has... +1.74
Equivalent of Bayesian average for unary rating system 0.00
Compare-and-Swap over POSIX-compliant filesystem objects -0.14
How to program an equation with factorials -2.37
How can ternary search be applied for the SPOJ challenge - KOPC12A 0.00
Minimum cuts with each cut passing through 2 points on circle 0.00
How many possible combinations of numbers make the same binary tree -0.15
Efficient algorithm for MEM finding +0.35
Dividing integers by floats resulting in proportional integers -0.76
Scalable seq -> groupby -> count 0.00
Union-Find or DFS: which one is better to find connected component? -2.61
How to speed up random access operation on disk for big hash tables 0.00
How to answer single-node-edit Queries on DAG for Longest Weight Path 0.00
Get the kth permutation of 1 to n 0.00
Fast topological sort, when the order of nodes is significant? 0.00
How to find the asymptotically upper bounds for T(n) in the recurre... 0.00
What are "d-smooth sequences?" 0.00
Execution time of Breadth-first search -0.18
0/1 Knapsack with integer values and irrational weights? 0.00
How to efficiently construct a B+ tree from a given list? 0.00
Find minimum sum that cannot be formed +0.34
Worst case NlogN algorithm for Nuts and bolts matching 0.00
Find critical edges of an MST: possible with modified Prim's al... 0.00
Filtering and smoothing algorithms 0.00
How to identify the elements that belong to the max heap and the el... -1.85
How many different ordered combinations of N 0.00
Maximum product perfect matching in complete bipartite graphs 0.00
find minimum spanning tree using depth first search in C 0.00