Our Patreons
Diamond Sponsors
Steven & Felix Halim
Reinardus Pradhitya
Gold Sponsors
--- YOUR NAME HERE ----
Silver Sponsors
--- YOUR NAME HERE ----
Bronze Sponsors
Christianto Handojo
Krzysztof Adamek
Fatima Broom
Contribute
Bitcoin:
1ojudgeapLUjJcnUm
ze67a4w3TJ6WnPxo
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2643 |
10.71%
|
602 |
30.90%
|
|
|
|
501 - Black Box | 18728 |
25.15%
|
3086 |
65.13%
|
|
|
502 - DEL command | 2100 |
12.24%
|
440 |
41.59%
|
|
|
|
503 - Parallelepiped walk | 953 |
17.94%
|
304 |
43.09%
|
|
|
|
504 - Random number | 938 |
6.29%
|
197 |
21.32%
|
|
|
|
505 - Moscow time | 1864 |
18.99%
|
491 |
61.51%
|
|
|
|
506 - System Dependencies | 4492 |
27.67%
|
609 |
73.56%
|
|
|
|
507 - Jill Rides Again | 34220 |
31.47%
|
8098 |
77.62%
|
|
|
|
508 - Morse Mismatches | 5720 |
32.12%
|
735 |
83.27%
|
|
|
|
509 - RAID! | 3391 |
38.01%
|
592 |
80.24%
|
|
|
510 - Optimal Routing | 97 |
0.00%
|
47 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1075 |
61.67%
|
329 |
84.80%
|
|
|
|
512 - Spreadsheet Tracking | 12795 |
32.73%
|
1781 |
80.24%
|
|
|
|
513 - Window Frames | 153 |
18.95%
|
91 |
14.29%
|
|
|
|
514 - Rails | 80291 |
39.96%
|
15938 |
85.42%
|
|
|
|
515 - King | 6567 |
25.38%
|
1066 |
68.39%
|
|
|
|
516 - Prime Land | 11258 |
44.49%
|
4074 |
83.75%
|
|
|
|
517 - Word | 3179 |
26.42%
|
795 |
74.09%
|
|
|
|
518 - Time | 1546 |
26.97%
|
525 |
61.90%
|
|
|
|
519 - Puzzle (II) | 2742 |
23.56%
|
588 |
63.78%
|
|
|
|
520 - Append | 1671 |
31.60%
|
454 |
77.31%
|
|
|
|
521 - Gossiping | 1182 |
36.80%
|
498 |
76.31%
|
|
|
|
522 - Schedule Problem | 533 |
12.38%
|
120 |
29.17%
|
|
|
|
523 - Minimum Transport Cost | 7304 |
19.85%
|
1302 |
57.83%
|
|
|
|
524 - Prime Ring Problem | 82470 |
28.87%
|
13171 |
78.94%
|
|
|
|
525 - Milk Bottle Data | 302 |
12.91%
|
82 |
30.49%
|
|
|
|
526 - String Distance and Transform Process | 14483 |
26.13%
|
2806 |
71.42%
|
|
|
|
527 - The partition of a cake | 2227 |
10.82%
|
360 |
42.50%
|
|
|
|
528 - The Problem of Train Setout | 153 |
4.58%
|
50 |
8.00%
|
|
|
|
529 - Addition Chains | 16863 |
25.23%
|
3131 |
68.16%
|
|
|
|
530 - Binomial Showdown | 42679 |
26.01%
|
10255 |
80.84%
|
|
|
|
531 - Compromise | 22153 |
30.42%
|
5168 |
76.57%
|
|
|
|
532 - Dungeon Master | 29816 |
40.53%
|
7699 |
89.82%
|
|
|
|
533 - Equation Solver | 1906 |
29.38%
|
700 |
58.71%
|
|
|
|
534 - Frogger | 21466 |
41.03%
|
6030 |
85.66%
|
|
|
|
535 - Globetrotter | 4204 |
31.21%
|
1244 |
78.30%
|
|
|
|
536 - Tree Recovery | 19442 |
65.35%
|
6519 |
94.42%
|
|
|
|
537 - Artificial Intelligence? | 18099 |
35.78%
|
5371 |
86.59%
|
|
|
|
538 - Balancing Bank Accounts | 3024 |
42.89%
|
1056 |
83.05%
|
|
|
|
539 - The Settlers of Catan | 8080 |
59.65%
|
3583 |
94.89%
|
|
|
|
540 - Team Queue | 51029 |
37.52%
|
8329 |
86.41%
|
|
|
|
541 - Error Correction | 30656 |
55.83%
|
12829 |
93.02%
|
|
|
|
542 - France '98 | 3403 |
62.59%
|
1823 |
90.13%
|
|
|
|
543 - Goldbach's Conjecture | 65765 |
42.82%
|
17840 |
89.66%
|
|
|
|
544 - Heavy Cargo | 13255 |
50.90%
|
4863 |
91.01%
|
|
|
|
545 - Heads | 6733 |
16.80%
|
1423 |
56.01%
|
|
|
|
546 - Image Recognizer | 408 |
20.83%
|
134 |
48.51%
|
|
|
|
547 - DDF | 3690 |
36.67%
|
980 |
81.84%
|
|
|
|
548 - Tree | 22697 |
45.21%
|
4000 |
87.75%
|
|
|
|
549 - Evaluating an Equations Board | 462 |
19.70%
|
128 |
47.66%
|
|
|
|
550 - Multiplying by Rotation | 3973 |
51.52%
|
1518 |
90.32%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7556 |
31.58%
|
1689 |
76.14%
|
|
|
|
552 - Filling the Gaps | 1103 |
31.37%
|
329 |
74.47%
|
|
|
|
553 - Simply proportion | 430 |
46.74%
|
194 |
80.93%
|
|
|
|
554 - Caesar Cypher | 6348 |
18.94%
|
1535 |
57.85%
|
|
|
|
555 - Bridge Hands | 8631 |
42.81%
|
3146 |
80.77%
|
|
|
|
556 - Amazing | 4114 |
47.18%
|
1848 |
88.26%
|
|
|
|
557 - Burger | 4410 |
38.55%
|
1428 |
62.11%
|
|
|
|
558 - Wormholes | 30980 |
52.62%
|
9146 |
93.08%
|
|
|
|
559 - Squares (II) | 964 |
30.19%
|
318 |
67.92%
|
|
|
|
560 - Magic | 1757 |
19.01%
|
284 |
65.14%
|
|
|
|
561 - Jackpot | 1031 |
39.28%
|
489 |
63.60%
|
|
|
|
562 - Dividing coins | 63537 |
34.98%
|
12183 |
84.94%
|
|
|
|
563 - Crimewave | 7454 |
33.24%
|
1499 |
81.99%
|
|
|
|
564 - Gaston | 418 |
18.42%
|
109 |
54.13%
|
|
|
|
565 - Pizza Anyone? | 4275 |
38.43%
|
1080 |
76.48%
|
|
|
|
566 - Adam's Genes | 3291 |
9.15%
|
299 |
53.51%
|
|
|
|
567 - Risk | 22670 |
41.27%
|
6631 |
85.91%
|
|
|
|
568 - Just the Facts | 19358 |
53.61%
|
8432 |
90.49%
|
|
|
|
569 - Horse Shoe Scoring | 1075 |
9.95%
|
254 |
23.62%
|
|
|
|
570 - Stats | 704 |
47.87%
|
361 |
71.47%
|
|
|
|
571 - Jugs | 10261 |
45.79%
|
3048 |
87.70%
|
|
|
|
572 - Oil Deposits | 59780 |
61.61%
|
17493 |
95.74%
|
|
|
|
573 - The Snail | 48634 |
43.09%
|
17711 |
90.96%
|
|
|
|
574 - Sum It Up | 24851 |
44.93%
|
6878 |
88.59%
|
|
|
|
575 - Skew Binary | 26493 |
69.74%
|
15135 |
96.76%
|
|
|
|
576 - Haiku Review | 7346 |
59.08%
|
3927 |
92.54%
|
|
|
|
577 - WIMP | 755 |
21.32%
|
219 |
61.19%
|
|
|
|
578 - Polygon Puzzler | 599 |
31.22%
|
177 |
59.89%
|
|
|
|
579 - Clock Hands | 55219 |
44.16%
|
19152 |
92.41%
|
|
|
|
580 - Critical Mass | 8277 |
60.86%
|
2910 |
91.41%
|
|
|
|
581 - Word Search | 1140 |
10.79%
|
268 |
25.00%
|
|
|
|
582 - Randomly Wired Neural Nets | 146 |
20.55%
|
58 |
22.41%
|
|
|
|
583 - Prime Factors | 64419 |
29.41%
|
11979 |
79.71%
|
|
|
|
584 - Bowling | 5670 |
48.06%
|
2171 |
91.20%
|
|
|
|
585 - Triangles | 5399 |
27.38%
|
1413 |
73.81%
|
|
|
|
586 - Instant Complexity | 2174 |
35.14%
|
785 |
77.32%
|
|
|
|
587 - There's treasure everywhere! | 10548 |
32.67%
|
3282 |
82.75%
|
|
|
|
588 - Video Surveillance | 2165 |
37.83%
|
853 |
73.86%
|
|
|
|
589 - Pushing Boxes | 10183 |
16.89%
|
1092 |
81.32%
|
|
|
|
590 - Always on the run | 4452 |
47.01%
|
1680 |
88.45%
|
|
|
|
591 - Box of Bricks | 108223 |
32.74%
|
27230 |
85.34%
|
|
|
|
592 - Island of Logic | 2324 |
34.04%
|
712 |
78.79%
|
|
|
|
593 - MBone | 642 |
38.63%
|
280 |
75.71%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12348 |
62.76%
|
5491 |
95.05%
|
|
|
|
595 - A Major Problem | 766 |
18.67%
|
231 |
45.89%
|
|
|
|
596 - The Incredible Hull | 911 |
39.74%
|
232 |
80.60%
|
|
|
|
597 - Last Name First, Please | 265 |
6.79%
|
78 |
14.10%
|
|
|
|
598 - Bundling Newspapers | 9452 |
23.38%
|
1535 |
73.16%
|
|
|
|
599 - The Forrest for the Trees | 11127 |
51.79%
|
3766 |
91.37%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |