Truncatable primes: Difference between revisions
Content deleted Content added
Line 386:
{
n -= n & 1; n--;
for (uint d
{
while (n % 3 == 0 || n % 5 == 0 || n % 7 == 0) n -= 2;
if ((d = (n % 10)) == 3 || d == 7)
{
while (d1 < n &&
}
}
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