Special neighbor primes: Difference between revisions
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{{Draft task}} |
{{Draft task}} |
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;Task:Let ('''p<sub>1</sub>''', '''p<sub>2</sub>''') are |
;Task:Let ('''p<sub>1</sub>''', '''p<sub>2</sub>''') are neighbor primes. Find and show here in base ten if '''p<sub>1</sub>+ p<sub>2</sub> -1''' is prime, where '''p<sub>1</sub>, p<sub>2</sub> < 100'''. |
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<br><br> |
<br><br> |
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see "working..." + nl |
see "working..." + nl |
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see "Special |
see "Special neighbor primes are:" + nl |
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row = 0 |
row = 0 |
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oldPrime = 2 |
oldPrime = 2 |
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next |
next |
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see "Found " + row + " special |
see "Found " + row + " special neighbor primes" |
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see "done..." + nl |
see "done..." + nl |
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</lang> |
</lang> |
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<pre> |
<pre> |
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working... |
working... |
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Special |
Special neighbor primes are: |
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3,5 => 7 |
3,5 => 7 |
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5,7 => 11 |
5,7 => 11 |
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67,71 => 137 |
67,71 => 137 |
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73,79 => 151 |
73,79 => 151 |
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Found 13 special |
Found 13 special neighbor primes |
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done... |
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</pre> |
</pre> |