Files
retrobsd/share/smallc/primelist.c
2015-03-21 14:11:41 -07:00

25 lines
328 B
C

main()
{
int n;
for(n=2;n<100;++n){
if( isprime(n) ){
w_n(n,10);
w_c(' ');
}
}
w_c('\n');
exit(1);
}
isprime(n)
int n;
{
int j;
if( n == 2 ) return 1;
if( n % 2 == 0 ) return 0;
for(j=3;j*j<=n;j+=2)
if( n % j == 0 ) return 0;
return 1;
}