study/C_C++/sources/c_and_pointer/chapt4/test4_2.c

32 lines
442 B
C

#include <stdio.h>
int prime(int num)
{
if ( num <=2 ) return 0;
int i,result;
result = 0;
for ( i = 2; i < num ; i++ )
{
if ( num%i == 0 )
{
result = 1;
break;
}
}
return result;
}
int main()
{
int i;
for ( i = 0; i < 100 ; i++)
{
if ( prime(i) == 0 )
{
printf("%d\t", i);
}
}
printf("\n");
return 0;
}