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  1.  
  2. def len = 100
  3. boolean [] arr = new boolean[len]
  4. arr[0] = false;//Fill 1, arr[1] =3
  5.  
  6. def times = Math.sqrt(len) + 2 
  7. for(def i = 1; i < times; i++){
  8. def j = i+1;
  9. while(!j++);
  10. j++
  11. for(; j < len; j=i+j){
  12. arr[j] = false;
  13. }
  14. }
  15. arr.eachWithIndex{v,i ->println v; println i*2+1 }
Success #stdin #stdout 1.5s 219328KB
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false
1
false
3
false
5
false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
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false
199
https://ideone.com/6R5If
language:
Groovy (groovy 2.5.6)
created:
14 years ago
visibility:
public

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