Primes whose reversed number is also prime: Difference between revisions
Primes whose reversed number is also prime (view source)
Revision as of 03:03, 30 July 2021
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(Created page with "{{Draft task}} ;Task:Find and show here in base ten primes whose reversed number is also prime and not equals, where '''n < 1,000''' <br><br> =={{header|Ring}}== <lang ring...") |
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{{Draft task}}
;Task:Find and show here in base ten primes whose reversed number is also prime
<br><br>
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strn = rever(strn)
strn = number(strn)
if isprime(n) and isprime(strn)
see "(" + n + "," + strn + ")" + " "
row++
Line 39:
working...
Primes whose reversed number is also prime:
(2,2) (3,3) (5,5) (7,7) (11,11)
(13,31) (17,71) (31,13) (37,73) (71,17)
(73,37) (79,97) (97,79) (
(
(
(
(
(709,907) (727,727) (733,337) (739,937) (743,347)
(751,157) (757,757) (761,167) (769,967) (787,787)
(797,797) (907,709) (919,919) (929,929) (937,739)
(941,149) (953,359) (967,769) (971,179) (983,389)
(991,199)
Found
done...
</pre>
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