#include <stdio.h>
#include <stdlib.h>
int
main()
{
int
i,j,t,k,s;
printf
(
"Following are palindrome primes not greater than 1000:\n"
);
for
(i=0; i<=9;i++)
{
for
(j=0;j<=9;j++)
{
for
(k=0;k<=9;k++)
{
s=i*100+j*10+k;
t=k*100+j*10+i;
if
(i==0&&j==0)
t/=100;
else
if
(i==0)
t/=10;
if
(s>10&&s==t&&a(s))
printf
(
"%d\t"
,s);
}
}
}
}
a(n)
{
int
n;
int
i;
for
(i=2;i<=(n-1)/2;i++)
if
(n%i==0)
return
(0);
return
(1);
}
Following are palindrome primes not greater than 1000:11 101 131 151 181 191 313 353 373 383 727 757 787 797 919 929
