Palindromic primes: Difference between revisions

m (→‎{{header|REXX}}: changed title comment.)
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=={{header|REXX}}==
{{incorrect|REXX|output says <10,000, shd be 100,000 (more "lies", ha, ha)}}
<lang rexx>/*REXX program finds and displays palindromic primes for all N < 1000. */
parse arg hi cols . /*obtain optional argument from the CL.*/
7,830

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