Selecting 51 distinct natural numbers from 1 to 100
2510
Prove that if 51 positive integers between 1 and 100 are chosen, then one of them must divide another.
13868
Selecting every n-th element from a list
86649
What's the most efficient way to select the last n rows in a table without changing the table's structure?
111388
How can I assign different random values to each row in a SELECT statement?
85421
How to SELECT random rows from table with an exact number of row?
41154
Select N random elements from a List in C#
136885
Series of natural numbers which has all same digits
54880
algorithm that will take numbers or words and find all possible combinations
60381
101 positive integers placed on a circle
95287
Generating a list of numbers that are not multiples of 4
156660
The set of all strictly increasing sequences of natural numbers
150652
Number of 4-digit numerals with at most 2 different digits
93921
Select groups based on number of unique / distinct values
6679
Counting number of subsets which contain a specific element
132104
Removing not-a-number entries from an array of numbers
130514
best way to pick a random subset from a collection?
129492
Choosing $15$ out of $100$ whole numbers with difference of any $2$ divisible by $7$