Large integer multiplication 
Multiply two large unsigned integers as fast as possible.
Input
Exactly 500,000 bytes on STDIN: two unsigned integers encoded back-to-back, each 250,000 bytes, in little-endian byte order.
Output
Write exactly 500,000 bytes to STDOUT containing the product in little-endian byte order.
| Date | Author | Language | Status | Score | |
|---|---|---|---|---|---|
| Jun 8, 2026 12:18 | CPPg++14.2.0 | Success | 1,803 | ||
| Jun 8, 2026 12:06 | CPPg++14.2.0 | Success | 1,756 | ||
| Jun 8, 2026 11:53 | CPPg++14.2.0 | Success | 1,787 | ||
| Jun 8, 2026 11:41 | CPPg++14.2.0 | Success | 1,829 | ||
| Jun 8, 2026 11:35 | CPPg++14.2.0 | Success | 1,756+5.00 RP | ||
| Jun 8, 2026 05:03 | CPPg++14.2.0 | Success | 2,261 | ||
| Jun 8, 2026 03:23 | CPPg++14.2.0 | Success | 2,222 | ||
| Jun 8, 2026 03:16 | CPPg++14.2.0 | Success | 2,396 | ||
| Jun 8, 2026 03:12 | CPPg++14.2.0 | Success | 2,364 | ||
| Jun 8, 2026 02:54 | CPPg++14.2.0 | Success | 2,079+84.11 RP | ||
| Jun 8, 2026 02:47 | CPPg++14.2.0 | Success | 2,116+261.61 RP | ||
| Jun 8, 2026 02:32 | CPPg++14.2.0 | Success | 2,240+43.42 RP | ||
| Jun 8, 2026 02:17 | CPPg++14.2.0 | Success | 2,290 | ||
| Jun 8, 2026 02:11 | CPPg++14.2.0 | Success | 2,342+5.00 RP | ||
| Jun 7, 2026 16:41 | CPPg++14.2.0 | Success | 2,496 | ||
| Jun 7, 2026 16:19 | CPPg++14.2.0 | Success | 2,474 | ||
| Jun 7, 2026 16:14 | CPPg++14.2.0 | Success | 2,460 | ||
| Jun 7, 2026 16:11 | CPPg++14.2.0 | Success | 2,432 | ||
| Jun 7, 2026 16:07 | CPPg++14.2.0 | Success | 2,406 | ||
| Jun 7, 2026 16:03 | CPPg++14.2.0 | Success | 2,420 | ||
| Jun 7, 2026 15:59 | CPPg++14.2.0 | Success | 2,374 | ||
| Jun 7, 2026 15:55 | CPPg++14.2.0 | Success | 2,357 | ||
| Jun 7, 2026 15:50 | CPPg++14.2.0 | Success | 2,368 | ||
| Jun 7, 2026 15:33 | CPPg++14.2.0 | Success | 2,581 | ||
| Jun 7, 2026 15:25 | CPPg++14.2.0 | Success | 2,489 | ||
| Jun 7, 2026 15:20 | CPPg++14.2.0 | Success | 2,657 | ||
| Jun 7, 2026 12:06 | CPPg++14.2.0 | Success | 1,861 | ||
| Jun 7, 2026 12:01 | CPPg++14.2.0 | Success | 1,846 | ||
| Jun 7, 2026 11:56 | CPPg++14.2.0 | Success | 1,750 | ||
| Jun 7, 2026 11:51 | CPPg++14.2.0 | Success | 1,845 | ||
| Jun 7, 2026 11:46 | CPPg++14.2.0 | Success | 1,858 | ||
| Jun 7, 2026 04:52 | CPPg++14.2.0 | Success | 2,361 | ||
| Jun 7, 2026 04:44 | CPPg++14.2.0 | Success | 2,512 | ||
| Jun 7, 2026 03:56 | CPPg++14.2.0 | Success | 2,268 | ||
| Jun 7, 2026 03:49 | CPPg++14.2.0 | Success | 2,438 | ||
| Jun 7, 2026 01:37 | CPPg++14.2.0 | Success | 2,425 | ||
| Jun 7, 2026 01:23 | CPPg++14.2.0 | Success | 2,564 | ||
| Jun 7, 2026 01:14 | CPPg++14.2.0 | Success | 2,670 | ||
| Jun 7, 2026 00:55 | CPPg++14.2.0 | Success | 2,746 | ||
| Jun 7, 2026 00:48 | CPPg++14.2.0 | Success | 2,275 | ||
| Jun 7, 2026 00:38 | CPPg++14.2.0 | Success | 2,438 | ||
| Jun 7, 2026 00:27 | CPPg++14.2.0 | Success | 2,391 | ||
| Jun 7, 2026 00:17 | CPPg++14.2.0 | Success | 2,262+23.33 RP | ||
| Jun 7, 2026 00:10 | CPPg++14.2.0 | Success | 2,306 | ||
| Jun 7, 2026 00:00 | CPPg++14.2.0 | Success | 2,416 | ||
| Jun 6, 2026 23:41 | CPPg++14.2.0 | Success | 2,288 | ||
| Jun 6, 2026 23:23 | CPPg++14.2.0 | Success | 2,274+94.61 RP | ||
| Jun 6, 2026 23:16 | CPPg++14.2.0 | Success | 2,427 | ||
| Jun 6, 2026 22:28 | CPPg++14.2.0 | Success | 2,324+221.29 RP | ||
| Jun 6, 2026 21:59 | CPPg++14.2.0 | Success | 2,520 | ||
| Jun 6, 2026 21:24 | CPPg++14.2.0 | Success | 2,540 | ||
| Jun 6, 2026 21:08 | CPPg++14.2.0 | Success | 2,494 | ||
| Jun 6, 2026 16:13 | CPPg++14.2.0 | Success | 2,450+163.14 RP | ||
| Jun 5, 2026 23:32 | CPPg++14.2.0 | Success | 2,647 | ||
| Jun 5, 2026 22:35 | CPPg++14.2.0 | Success | 2,554 | ||
| Jun 5, 2026 22:31 | CPPg++14.2.0 | Success | 2,621 | ||
| Jun 5, 2026 22:23 | CPPg++14.2.0 | Success | 2,587 | ||
| Jun 5, 2026 22:03 | CPPg++14.2.0 | Success | 2,884 | ||
| Jun 5, 2026 21:51 | CPPg++14.2.0 | Success | 2,577 | ||
| Jun 5, 2026 21:47 | CPPg++14.2.0 | Success | 2,575 | ||
| Jun 5, 2026 21:16 | CPPg++14.2.0 | Success | 2,662 | ||
| Jun 5, 2026 21:03 | CPPg++14.2.0 | Success | 2,660 | ||
| Jun 5, 2026 20:51 | CPPg++14.2.0 | Success | 2,653 | ||
| Jun 5, 2026 20:41 | CPPg++14.2.0 | Success | 2,780 | ||
| Jun 5, 2026 20:34 | CPPg++14.2.0 | Success | 2,731 | ||
| Jun 5, 2026 20:21 | CPPg++14.2.0 | Success | 2,634 | ||
| Jun 5, 2026 19:41 | CPPg++14.2.0 | Success | 2,638 | ||
| Jun 5, 2026 19:36 | CPPg++14.2.0 | Success | 2,694 | ||
| Jun 5, 2026 19:26 | CPPg++14.2.0 | Success | 2,592 | ||
| Jun 5, 2026 19:17 | CPPg++14.2.0 | Success | 2,671 | ||
| Jun 5, 2026 19:09 | CPPg++14.2.0 | Success | 2,554 | ||
| Jun 5, 2026 19:03 | CPPg++14.2.0 | Success | 2,649 | ||
| Jun 5, 2026 18:50 | CPPg++14.2.0 | Success | 2,756 | ||
| Jun 5, 2026 17:40 | CPPg++14.2.0 | Success | 2,737 | ||
| Jun 5, 2026 17:36 | CPPg++14.2.0 | Success | 2,810 | ||
| Jun 5, 2026 17:23 | CPPg++14.2.0 | Success | 2,746 | ||
| Jun 5, 2026 00:37 | CPPg++14.2.0 | Success | 2,587 | ||
| Jun 5, 2026 00:26 | CPPg++14.2.0 | Success | 2,718 | ||
| Jun 4, 2026 21:48 | CPPg++14.2.0 | Success | 2,552+39.52 RP | ||
| Jun 4, 2026 21:43 | CPPg++14.2.0 | Success | 2,793 | ||
| Jun 4, 2026 21:07 | CPPg++14.2.0 | Success | 2,688 | ||
| Jun 4, 2026 20:20 | CPPg++14.2.0 | Success | 2,711 | ||
| Jun 4, 2026 20:13 | CPPg++14.2.0 | Success | 2,613 | ||
| Jun 4, 2026 19:57 | CPPg++14.2.0 | Success | 2,655 | ||
| Jun 4, 2026 19:24 | CPPg++14.2.0 | Success | 2,681 | ||
| Jun 4, 2026 18:24 | CPPg++14.2.0 | Success | 2,596 | ||
| Jun 4, 2026 18:13 | CPPg++14.2.0 | Success | 2,594 | ||
| Jun 4, 2026 18:10 | CPPg++14.2.0 | Success | 4,000 | ||
| Jun 4, 2026 18:07 | CPPg++14.2.0 | Success | 4,252 | ||
| Jun 4, 2026 18:01 | CPPg++14.2.0 | Success | 3,988 | ||
| Jun 4, 2026 17:55 | CPPg++14.2.0 | Success | 4,394 | ||
| Jun 4, 2026 17:52 | CPPg++14.2.0 | Success | 4,086 | ||
| Jun 4, 2026 16:27 | CPPg++14.2.0 | Success | 2,654 | ||
| Jun 4, 2026 16:22 | CPPg++14.2.0 | Success | 4,180 | ||
| Jun 4, 2026 08:38 | CPPg++14.2.0 | Success | 7,328 | ||
| Jun 4, 2026 06:03 | CPPg++14.2.0 | Success | 2,606 | ||
| Jun 4, 2026 03:37 | CPPg++14.2.0 | Success | 2,605 | ||
| Jun 4, 2026 03:30 | CPPg++14.2.0 | Success | 2,620 | ||
| Jun 4, 2026 03:26 | CPPg++14.2.0 | Success | 2,661 | ||
| Jun 4, 2026 03:16 | CPPg++14.2.0 | Success | 2,801 |