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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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2
Task/Smith-numbers/PARI-GP/smith-numbers-1.parigp Normal file
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isSmith(n)=my(f=factor(n)); if(#f~==1 && f[1,2]==1, return(0)); sum(i=1, #f~, sumdigits(f[i, 1])*f[i, 2]) == sumdigits(n);
select(isSmith, [1..9999])

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Task/Smith-numbers/PARI-GP/smith-numbers-2.parigp Normal file
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forcomposite(n=4,9999, f=factor(n); if(#f~==1 && f[1,2]==1, next); if(sum(i=1, #f~, sumdigits(f[i, 1])*f[i, 2]) == sumdigits(n), print1(n" ")))

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Task/Smith-numbers/PARI-GP/smith-numbers-3.parigp Normal file
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forfactored(n=4,9999, f=n[2]; if(#f~==1 && f[1,2]==1, next); if(sum(i=1, #f~, sumdigits(f[i, 1])*f[i, 2]) == sumdigits(n[1]), print1(n[1]" ")))