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Rating Stats for

Dave

Rating
1496.29 (4,061,800th) 		Reputation
2,764 (61,080th)
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Title Δ
Recover original array from all subsets +0.53
Sample number with equal probability which is not part of a set +1.56
Convert a given array with all zeros to a target array -0.96
Clique with one vertex +0.01
algorithm to determine if a number is made of sum of multiply of tw... +1.68
Return a subset of integers that maximizes its (mean - median) -0.88
Decode number coded with some strange algorithm -1.81
Reorder numbers in a int number to get minimum value -0.52
Algorithm for finding the size of the largest connected region of n... -1.43
Efficiently counting pairs of integers in an array having differenc... 0.00
Mapping between graph and complement 0.00
How to deterministically combine ints in a way that it always gener... 0.00
Finding two associated indexes where the sum of two elements equals... +1.00
Algorithm that generates all versions of an array with possible wei... +0.25
Grouping connected pairs of values +0.09
fastest algorithm for sum queries in a range -0.14
fastest algorithm for sum queries in a range +3.86
What is the explicit difference between an edge case and a corner c... +3.23
cycle detection in O(n) for connected, undirected graph 0.00
Count alternating up / down sequences -1.47
Set Covering: Find a set of arrays that overlap the elements of a t... +5.92
Lower bound of merging k sorted arrays of size n -3.44
Random numbers external sort +3.93
comparing 1 million integers in an array without sorting it first +0.78
Number of subarrays with same 'degree' as the array +0.24
Sum and product in given range 0.00
Find greatest X shape in a binary matrix -3.18
How to determine if node w lies on the path between node u and node... 0.00
Permutations of strings takes too long to solve +3.55
Closest point to another point on a hypersphere -0.95
How do I approach this Combinatorics Fence-Paint algorithm? -1.78
Find a shortest distance between two buckets of numbers +1.26
Find number of pairs with difference larger than or equal to given... +0.18
Is it possible to find the number of triangles that can be formed f... -3.10
Rank of a Permutation -0.90
Smallest Bounding Sphere containing x% of points -3.65
Binary Tree Maximum Path Sum, non-recursive, Time Limit Exceeded +2.33
How to calculate the ways to paint a tree? 0.00
Calculate how many contiguous sublists each element of a list appea... 0.00
Arrange pairs of numbers so that members of adjacent pairs are equal -1.98
How to efficiently rotate an array? -3.34
Find the simplest rational number between two given rational numbers -0.33
Finding total number of arrays -3.96
Sorting as much as possible: values can travel no more than k posit... +4.19
3d array traversal originating from center -1.16
Find nearest N points to a give point in N-dimentional space -1.71
Find all possible distances from two arrays -1.50
Search in sorted array with few comparisons -1.99
Check if the value is in range between closest array's elements... -1.19
Efficient way to find set of objects inside or intersecting boundin... +0.36