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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2712 |
10.51%
|
607 |
30.97%
|
|
|
|
501 - Black Box | 18773 |
25.16%
|
3094 |
65.16%
|
|
|
502 - DEL command | 2101 |
12.23%
|
441 |
41.50%
|
|
|
|
503 - Parallelepiped walk | 954 |
17.92%
|
305 |
42.95%
|
|
|
|
504 - Random number | 1009 |
7.53%
|
217 |
25.81%
|
|
|
|
505 - Moscow time | 1868 |
19.06%
|
494 |
61.54%
|
|
|
|
506 - System Dependencies | 4500 |
27.73%
|
613 |
73.41%
|
|
|
|
507 - Jill Rides Again | 34662 |
31.63%
|
8119 |
77.62%
|
|
|
|
508 - Morse Mismatches | 5743 |
32.14%
|
738 |
83.20%
|
|
|
|
509 - RAID! | 3409 |
38.05%
|
594 |
80.13%
|
|
|
510 - Optimal Routing | 100 |
0.00%
|
49 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1081 |
61.61%
|
330 |
84.55%
|
|
|
|
512 - Spreadsheet Tracking | 12854 |
32.72%
|
1790 |
80.11%
|
|
|
|
513 - Window Frames | 154 |
18.83%
|
92 |
14.13%
|
|
|
|
514 - Rails | 81055 |
40.08%
|
16024 |
85.45%
|
|
|
|
515 - King | 6587 |
25.41%
|
1073 |
68.31%
|
|
|
|
516 - Prime Land | 11353 |
44.56%
|
4086 |
83.72%
|
|
|
|
517 - Word | 3180 |
26.42%
|
796 |
73.99%
|
|
|
|
518 - Time | 1548 |
26.94%
|
527 |
61.67%
|
|
|
|
519 - Puzzle (II) | 2743 |
23.55%
|
589 |
63.67%
|
|
|
|
520 - Append | 1673 |
31.62%
|
456 |
77.19%
|
|
|
|
521 - Gossiping | 1191 |
36.94%
|
503 |
76.34%
|
|
|
|
522 - Schedule Problem | 540 |
12.78%
|
123 |
30.89%
|
|
|
|
523 - Minimum Transport Cost | 7315 |
19.88%
|
1308 |
57.80%
|
|
|
|
524 - Prime Ring Problem | 83440 |
28.90%
|
13236 |
78.97%
|
|
|
|
525 - Milk Bottle Data | 303 |
12.87%
|
83 |
30.12%
|
|
|
|
526 - String Distance and Transform Process | 14694 |
26.20%
|
2819 |
71.51%
|
|
|
|
527 - The partition of a cake | 2232 |
10.84%
|
364 |
42.31%
|
|
|
|
528 - The Problem of Train Setout | 156 |
5.13%
|
53 |
9.43%
|
|
|
|
529 - Addition Chains | 17083 |
25.21%
|
3157 |
67.88%
|
|
|
|
530 - Binomial Showdown | 42809 |
26.08%
|
10275 |
80.86%
|
|
|
|
531 - Compromise | 22209 |
30.41%
|
5171 |
76.56%
|
|
|
|
532 - Dungeon Master | 29971 |
40.62%
|
7732 |
89.81%
|
|
|
|
533 - Equation Solver | 1909 |
29.44%
|
703 |
58.75%
|
|
|
|
534 - Frogger | 21739 |
41.04%
|
6071 |
85.72%
|
|
|
|
535 - Globetrotter | 4209 |
31.27%
|
1247 |
78.27%
|
|
|
|
536 - Tree Recovery | 19590 |
65.39%
|
6543 |
94.41%
|
|
|
|
537 - Artificial Intelligence? | 18116 |
35.78%
|
5375 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3042 |
42.93%
|
1061 |
82.85%
|
|
|
|
539 - The Settlers of Catan | 8094 |
59.67%
|
3590 |
94.87%
|
|
|
|
540 - Team Queue | 51377 |
37.64%
|
8381 |
86.45%
|
|
|
|
541 - Error Correction | 30888 |
55.95%
|
12877 |
93.03%
|
|
|
|
542 - France '98 | 3421 |
62.47%
|
1831 |
90.06%
|
|
|
|
543 - Goldbach's Conjecture | 66254 |
42.89%
|
17922 |
89.68%
|
|
|
|
544 - Heavy Cargo | 13276 |
50.90%
|
4872 |
90.99%
|
|
|
|
545 - Heads | 6735 |
16.81%
|
1425 |
56.00%
|
|
|
|
546 - Image Recognizer | 410 |
20.73%
|
136 |
47.79%
|
|
|
|
547 - DDF | 3694 |
36.63%
|
984 |
81.50%
|
|
|
|
548 - Tree | 22776 |
45.28%
|
4018 |
87.78%
|
|
|
|
549 - Evaluating an Equations Board | 464 |
19.61%
|
130 |
46.92%
|
|
|
|
550 - Multiplying by Rotation | 3985 |
51.59%
|
1524 |
90.29%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7596 |
31.58%
|
1702 |
76.15%
|
|
|
|
552 - Filling the Gaps | 1105 |
31.31%
|
331 |
74.02%
|
|
|
|
553 - Simply proportion | 433 |
46.42%
|
197 |
79.70%
|
|
|
|
554 - Caesar Cypher | 6371 |
18.99%
|
1539 |
57.89%
|
|
|
|
555 - Bridge Hands | 8652 |
42.80%
|
3154 |
80.72%
|
|
|
|
556 - Amazing | 4117 |
47.19%
|
1851 |
88.22%
|
|
|
|
557 - Burger | 4444 |
38.57%
|
1435 |
62.30%
|
|
|
|
558 - Wormholes | 31653 |
52.65%
|
9177 |
93.05%
|
|
|
|
559 - Squares (II) | 967 |
30.20%
|
321 |
67.60%
|
|
|
|
560 - Magic | 1759 |
18.99%
|
286 |
64.69%
|
|
|
|
561 - Jackpot | 1033 |
39.21%
|
491 |
63.34%
|
|
|
|
562 - Dividing coins | 64088 |
35.08%
|
12223 |
84.97%
|
|
|
|
563 - Crimewave | 7483 |
33.32%
|
1506 |
82.01%
|
|
|
|
564 - Gaston | 422 |
18.72%
|
113 |
53.98%
|
|
|
|
565 - Pizza Anyone? | 4280 |
38.43%
|
1083 |
76.36%
|
|
|
|
566 - Adam's Genes | 3295 |
9.20%
|
303 |
53.47%
|
|
|
|
567 - Risk | 22696 |
41.29%
|
6636 |
85.91%
|
|
|
|
568 - Just the Facts | 19380 |
53.61%
|
8441 |
90.48%
|
|
|
|
569 - Horse Shoe Scoring | 1082 |
10.26%
|
259 |
24.71%
|
|
|
|
570 - Stats | 706 |
47.73%
|
363 |
71.07%
|
|
|
|
571 - Jugs | 10354 |
45.88%
|
3067 |
87.64%
|
|
|
|
572 - Oil Deposits | 60515 |
61.66%
|
17593 |
95.74%
|
|
|
|
573 - The Snail | 48975 |
43.02%
|
17750 |
90.96%
|
|
|
|
574 - Sum It Up | 25235 |
45.11%
|
6916 |
88.58%
|
|
|
|
575 - Skew Binary | 26524 |
69.74%
|
15145 |
96.75%
|
|
|
|
576 - Haiku Review | 7359 |
59.10%
|
3934 |
92.53%
|
|
|
|
577 - WIMP | 756 |
21.30%
|
220 |
60.91%
|
|
|
|
578 - Polygon Puzzler | 600 |
31.17%
|
178 |
59.55%
|
|
|
|
579 - Clock Hands | 55391 |
44.19%
|
19172 |
92.41%
|
|
|
|
580 - Critical Mass | 8289 |
60.90%
|
2918 |
91.40%
|
|
|
|
581 - Word Search | 1141 |
10.78%
|
269 |
24.91%
|
|
|
|
582 - Randomly Wired Neural Nets | 147 |
20.41%
|
59 |
22.03%
|
|
|
|
583 - Prime Factors | 64700 |
29.45%
|
12004 |
79.72%
|
|
|
|
584 - Bowling | 5695 |
48.08%
|
2184 |
91.12%
|
|
|
|
585 - Triangles | 5404 |
27.35%
|
1417 |
73.61%
|
|
|
|
586 - Instant Complexity | 2186 |
35.04%
|
786 |
77.23%
|
|
|
|
587 - There's treasure everywhere! | 10585 |
32.68%
|
3286 |
82.74%
|
|
|
|
588 - Video Surveillance | 2169 |
37.81%
|
856 |
73.71%
|
|
|
|
589 - Pushing Boxes | 10226 |
17.06%
|
1097 |
81.49%
|
|
|
|
590 - Always on the run | 4468 |
47.05%
|
1684 |
88.42%
|
|
|
|
591 - Box of Bricks | 108490 |
32.76%
|
27266 |
85.35%
|
|
|
|
592 - Island of Logic | 2336 |
34.25%
|
716 |
78.77%
|
|
|
|
593 - MBone | 643 |
38.57%
|
281 |
75.44%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12379 |
62.69%
|
5499 |
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 | 269 |
7.06%
|
80 |
15.00%
|
|
|
|
598 - Bundling Newspapers | 9503 |
23.41%
|
1538 |
73.15%
|
|
|
|
599 - The Forrest for the Trees | 11219 |
51.86%
|
3782 |
91.35%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |