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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2713 |
10.54%
|
608 |
31.09%
|
|
|
|
501 - Black Box | 18873 |
25.15%
|
3101 |
65.14%
|
|
|
502 - DEL command | 2102 |
12.27%
|
442 |
41.63%
|
|
|
|
503 - Parallelepiped walk | 954 |
17.92%
|
305 |
42.95%
|
|
|
|
504 - Random number | 1010 |
7.52%
|
218 |
25.69%
|
|
|
|
505 - Moscow time | 1869 |
19.10%
|
495 |
61.62%
|
|
|
|
506 - System Dependencies | 4510 |
27.76%
|
614 |
73.45%
|
|
|
|
507 - Jill Rides Again | 34951 |
31.73%
|
8130 |
77.63%
|
|
|
|
508 - Morse Mismatches | 5745 |
32.17%
|
740 |
83.24%
|
|
|
|
509 - RAID! | 3415 |
38.13%
|
597 |
80.23%
|
|
|
510 - Optimal Routing | 100 |
0.00%
|
49 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1088 |
61.58%
|
333 |
84.68%
|
|
|
|
512 - Spreadsheet Tracking | 12873 |
32.73%
|
1793 |
80.15%
|
|
|
|
513 - Window Frames | 155 |
19.35%
|
93 |
15.05%
|
|
|
|
514 - Rails | 81477 |
40.17%
|
16059 |
85.47%
|
|
|
|
515 - King | 6641 |
25.46%
|
1079 |
68.49%
|
|
|
|
516 - Prime Land | 11368 |
44.59%
|
4090 |
83.74%
|
|
|
|
517 - Word | 3180 |
26.42%
|
796 |
73.99%
|
|
|
|
518 - Time | 1550 |
26.97%
|
529 |
61.63%
|
|
|
|
519 - Puzzle (II) | 2744 |
23.58%
|
590 |
63.73%
|
|
|
|
520 - Append | 1674 |
31.66%
|
457 |
77.24%
|
|
|
|
521 - Gossiping | 1192 |
37.00%
|
504 |
76.39%
|
|
|
|
522 - Schedule Problem | 541 |
12.94%
|
124 |
31.45%
|
|
|
|
523 - Minimum Transport Cost | 7322 |
19.93%
|
1309 |
57.91%
|
|
|
|
524 - Prime Ring Problem | 83939 |
29.02%
|
13263 |
78.96%
|
|
|
|
525 - Milk Bottle Data | 304 |
13.16%
|
84 |
30.95%
|
|
|
|
526 - String Distance and Transform Process | 14715 |
26.20%
|
2824 |
71.53%
|
|
|
|
527 - The partition of a cake | 2233 |
10.84%
|
365 |
42.19%
|
|
|
|
528 - The Problem of Train Setout | 156 |
5.13%
|
53 |
9.43%
|
|
|
|
529 - Addition Chains | 17226 |
25.21%
|
3170 |
67.85%
|
|
|
|
530 - Binomial Showdown | 42824 |
26.09%
|
10279 |
80.87%
|
|
|
|
531 - Compromise | 22245 |
30.43%
|
5175 |
76.58%
|
|
|
|
532 - Dungeon Master | 30036 |
40.65%
|
7745 |
89.81%
|
|
|
|
533 - Equation Solver | 1913 |
29.53%
|
705 |
58.87%
|
|
|
|
534 - Frogger | 21814 |
41.08%
|
6080 |
85.74%
|
|
|
|
535 - Globetrotter | 4211 |
31.30%
|
1248 |
78.29%
|
|
|
|
536 - Tree Recovery | 19732 |
65.47%
|
6554 |
94.42%
|
|
|
|
537 - Artificial Intelligence? | 18159 |
35.82%
|
5377 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3043 |
42.95%
|
1062 |
82.86%
|
|
|
|
539 - The Settlers of Catan | 8103 |
59.69%
|
3594 |
94.88%
|
|
|
|
540 - Team Queue | 51627 |
37.77%
|
8405 |
86.48%
|
|
|
|
541 - Error Correction | 30932 |
55.98%
|
12891 |
93.04%
|
|
|
|
542 - France '98 | 3424 |
62.50%
|
1834 |
90.08%
|
|
|
|
543 - Goldbach's Conjecture | 66453 |
42.92%
|
17961 |
89.70%
|
|
|
|
544 - Heavy Cargo | 13317 |
50.89%
|
4879 |
90.98%
|
|
|
|
545 - Heads | 6736 |
16.82%
|
1426 |
56.03%
|
|
|
|
546 - Image Recognizer | 411 |
20.92%
|
137 |
48.18%
|
|
|
|
547 - DDF | 3708 |
36.54%
|
985 |
81.52%
|
|
|
|
548 - Tree | 22886 |
45.37%
|
4022 |
87.79%
|
|
|
|
549 - Evaluating an Equations Board | 465 |
19.78%
|
131 |
47.33%
|
|
|
|
550 - Multiplying by Rotation | 3986 |
51.61%
|
1525 |
90.30%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7627 |
31.61%
|
1707 |
76.16%
|
|
|
|
552 - Filling the Gaps | 1105 |
31.31%
|
331 |
74.02%
|
|
|
|
553 - Simply proportion | 434 |
46.54%
|
198 |
79.80%
|
|
|
|
554 - Caesar Cypher | 6385 |
19.00%
|
1542 |
57.91%
|
|
|
|
555 - Bridge Hands | 8661 |
42.81%
|
3157 |
80.71%
|
|
|
|
556 - Amazing | 4118 |
47.21%
|
1852 |
88.23%
|
|
|
|
557 - Burger | 4448 |
38.58%
|
1437 |
62.35%
|
|
|
|
558 - Wormholes | 32056 |
52.92%
|
9217 |
93.06%
|
|
|
|
559 - Squares (II) | 968 |
30.27%
|
322 |
67.70%
|
|
|
|
560 - Magic | 1759 |
18.99%
|
286 |
64.69%
|
|
|
|
561 - Jackpot | 1033 |
39.21%
|
491 |
63.34%
|
|
|
|
562 - Dividing coins | 64219 |
35.09%
|
12245 |
84.98%
|
|
|
|
563 - Crimewave | 7491 |
33.36%
|
1509 |
82.04%
|
|
|
|
564 - Gaston | 422 |
18.72%
|
113 |
53.98%
|
|
|
|
565 - Pizza Anyone? | 4281 |
38.45%
|
1084 |
76.38%
|
|
|
|
566 - Adam's Genes | 3295 |
9.20%
|
303 |
53.47%
|
|
|
|
567 - Risk | 22707 |
41.29%
|
6639 |
85.90%
|
|
|
|
568 - Just the Facts | 19383 |
53.62%
|
8444 |
90.48%
|
|
|
|
569 - Horse Shoe Scoring | 1084 |
10.42%
|
259 |
25.48%
|
|
|
|
570 - Stats | 706 |
47.73%
|
363 |
71.07%
|
|
|
|
571 - Jugs | 10379 |
45.90%
|
3072 |
87.70%
|
|
|
|
572 - Oil Deposits | 61007 |
61.83%
|
17620 |
95.74%
|
|
|
|
573 - The Snail | 49057 |
43.03%
|
17771 |
90.96%
|
|
|
|
574 - Sum It Up | 25510 |
45.38%
|
6927 |
88.55%
|
|
|
|
575 - Skew Binary | 26536 |
69.75%
|
15154 |
96.75%
|
|
|
|
576 - Haiku Review | 7362 |
59.10%
|
3936 |
92.53%
|
|
|
|
577 - WIMP | 757 |
21.40%
|
221 |
61.09%
|
|
|
|
578 - Polygon Puzzler | 601 |
31.11%
|
179 |
59.22%
|
|
|
|
579 - Clock Hands | 55427 |
44.19%
|
19178 |
92.41%
|
|
|
|
580 - Critical Mass | 8299 |
60.92%
|
2921 |
91.41%
|
|
|
|
581 - Word Search | 1142 |
10.86%
|
270 |
25.19%
|
|
|
|
582 - Randomly Wired Neural Nets | 148 |
20.27%
|
60 |
21.67%
|
|
|
|
583 - Prime Factors | 64806 |
29.48%
|
12015 |
79.73%
|
|
|
|
584 - Bowling | 5698 |
48.10%
|
2186 |
91.13%
|
|
|
|
585 - Triangles | 5409 |
27.38%
|
1418 |
73.62%
|
|
|
|
586 - Instant Complexity | 2189 |
35.08%
|
788 |
77.28%
|
|
|
|
587 - There's treasure everywhere! | 10592 |
32.70%
|
3288 |
82.76%
|
|
|
|
588 - Video Surveillance | 2171 |
37.82%
|
857 |
73.75%
|
|
|
|
589 - Pushing Boxes | 10246 |
17.13%
|
1103 |
81.60%
|
|
|
|
590 - Always on the run | 4472 |
47.05%
|
1687 |
88.38%
|
|
|
|
591 - Box of Bricks | 108634 |
32.77%
|
27284 |
85.36%
|
|
|
|
592 - Island of Logic | 2343 |
34.27%
|
719 |
78.86%
|
|
|
|
593 - MBone | 644 |
38.51%
|
282 |
75.18%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12387 |
62.72%
|
5505 |
95.02%
|
|
|
|
595 - A Major Problem | 769 |
18.86%
|
234 |
46.15%
|
|
|
|
596 - The Incredible Hull | 912 |
39.69%
|
233 |
80.26%
|
|
|
|
597 - Last Name First, Please | 270 |
7.04%
|
81 |
14.81%
|
|
|
|
598 - Bundling Newspapers | 9507 |
23.41%
|
1540 |
73.12%
|
|
|
|
599 - The Forrest for the Trees | 11247 |
51.89%
|
3792 |
91.38%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |