int main()
{
int nprob, curprob, idx, order, count;
if(fgets(&(inbuf[0]), 255, stdin) == NULL)
{
fprintf(stderr, "Read failed on problem count\n");
return -1;
}
if(sscanf(&(inbuf[0]), "%d", &nprob) != 1)
{
fprintf(stderr, "Scan failed on problem count\n");
return -2;
}
MakePrimes();
for(curprob = 1; curprob <= nprob ; curprob++)
{
if(fgets(&(inbuf[0]), 255, stdin) == NULL)
{
fprintf(stderr, "Read failed on problem %d header\n", curprob);
return -3;
}
// get prob num and order of sequence
if(sscanf(&(inbuf[0]), "%d %d", &idx, &order) != 2)
{
fprintf(stderr, "scan failed on problem header problem idx %d\n",
curprob);
return -6;
}
if(idx != curprob)
{
fprintf(stderr, "problem idx %d not = expected problem %d\n",
idx, curprob);
return -7;
}
if((order < 1) || (order > MAX_ORDER)) {
fprintf(stderr, "problem idx %d order %d not in range 1-%d\n",
curprob, order, MAX_ORDER);
return -8;
}
count = farey(order);
printf("%d %d\n", idx, count);
}
return 0;
}
int main(void){
while(scanf("%u %u",&n,&show)!=EOF) farey();
return 0;
}
