How Many Points of Intersection?

Problem Number: 
10 790
Type of Problem: 
Single Output Problem
Problem Category: 
Volume 107 (10,700-10,799)
Input: 
Random Input
0
0
Critical Input: 
Random Input: 
4985 651 5554 13478 309 18821 1 1 17835 8142 19388 6110 9614 19373 17338 6078 12674 686 19617 13472 16314 4541 18685 17034 9567 11268 10719 4217 8140 6373 542 9476 3375 6095 2953 3683 1267 13834 16364 19102 1975 12103 1563 11588 7827 18901 14018 501 15938 9986 10324 8603 14526 5360 5636 4092 12980 12707 4660 1119 15431 5201 10595 18805 7648 9899 18839 5266 3732 11554 4367 2059 8 2282 9998 7835 17534 367 4687 9823 10352 15010 18425 4878 16722 4061 5321 9701 13119 9981 10819 8549 11533 17765 7353 15532 4016 2543 798 4099 14097 1516 6157 10456 3797 16155 14642 1330 12873 19328 20000 20000 10690 5929 8102 7411 6341 13422 17111 19459 19754 4281 8007 7639 18398 11711 3170 2413 14253 3967 6511 4701 1835 9020 11509 5631 1526 6150 3313 14398 5478 10816 17622 16167 13096 5723 19929 19436 15497 17039 18894 15250 17671 3252 19240 16068 14962 2410 18480 5567 2728 1343 6619 4562 10362 18127 6545 11887 4277 9857 6284 6106 17024 3906 18624 10120 5980 18552 5907 1476 11942 1153 13078 9612 4404 12317 5680 15718 11078 511 17636 10158 1853 606 14719 8566 15085 1263 452 15713 0 0
Problem Description Link: 
https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=1…
Problem Id: 
10790