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Results tagged with pattern-matching
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user 70211
Questions on expression testing and manipulation through pattern matching and constructing efficient patterns.
8
votes
4
answers
1k
views
Determining occurrence of a sequence of numbers in the first 50,000 primes
I have to determine how many of the first 50,000 prime numbers (digits) contain the sequence 5, 4, 3, in that order. The numbers don't have to necessarily be consecutive. For example, 566453 is a prim …
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