codingtests/solutions/Generic/Seive/solve.c
2024-07-01 13:49:44 +00:00

22 lines
361 B
C

#include <stdio.h>
void main( )
{
unsigned char primes[100];
int p;
int j;
memset(&primes, 1, 50 );
for( p = 2; p<=10; p++) {
if (primes[p]) {
for(j = p*p; j <= 100; j+= p){
primes[j] = 0;
}
}
}
printf( "Primes:%d\n", sizeof(primes)) ;
for(p=0;p<sizeof(primes);p++) {
if(primes[p]) {
printf( "%d\n",p);
}
}
}