Generare numere prime

int sir()
{
    v[1] = 2;
    int i, j;
    for(i = 3; i <= 100; i += 2)
        if(!m[i])
        {
            v[++c] = i;
            for(j = i * 3; j <= 100; j += i)
                m[j] = 1;
        }
}