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  1. #include <iostream>
  2.  
  3. int main()
  4. {
  5.     using namespace std;
  6.     unsigned selection;
  7.     cin>>selection;
  8.     if(selection<31 &&
  9.        selection["\0\0\1\1\0\1\0\1\0\0\0\1\0\1\0\0\0\1\0\1\0\0\0\1\0\0\0\0\0\1\0"])
  10.         cout<<selection<<" ist eine Primzahl unter 32.\n";
  11. }
  12.  
Success #stdin #stdout 0.01s 2728KB
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stdin
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5
stdout
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5 ist eine Primzahl unter 32.
https://ideone.com/NBNdTs
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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