16 lines
601 B
Text
16 lines
601 B
Text
primes:=Utils.Generator(postponed_sieve);
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primes.walk(20).println(); // first 20 primes
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primes.pump(List,fcn(p){ // the primes between 100 & 150
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if (p<100) Void.Skip else if(p>150) Void.Stop else p
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}).println();
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primes.reduce(fcn(n,p){ // count of primes between 7700 & 8000
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if (p<=7700) n else if(p>8000) Void.Stop else n+1
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},0).println();
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primes=Utils.Generator(postponed_sieve); // new Generator
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primes.drop(0d9_999); primes.next().println(); // 10,000th prime
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// or to carry on until the 100,000th:
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primes.pump(Void,'wrap(p){ primes.n<=0d100_000 and p or Void.Stop }).println();
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