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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2712 |
10.51%
|
607 |
30.97%
|
|
|
|
501 - Black Box | 18769 |
25.15%
|
3092 |
65.14%
|
|
|
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 | 4497 |
27.71%
|
612 |
73.37%
|
|
|
|
507 - Jill Rides Again | 34394 |
31.49%
|
8117 |
77.61%
|
|
|
|
508 - Morse Mismatches | 5727 |
32.16%
|
738 |
83.20%
|
|
|
|
509 - RAID! | 3406 |
38.05%
|
594 |
80.13%
|
|
|
510 - Optimal Routing | 100 |
0.00%
|
49 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1077 |
61.65%
|
330 |
84.55%
|
|
|
|
512 - Spreadsheet Tracking | 12844 |
32.72%
|
1789 |
80.10%
|
|
|
|
513 - Window Frames | 154 |
18.83%
|
92 |
14.13%
|
|
|
|
514 - Rails | 80819 |
40.05%
|
16009 |
85.43%
|
|
|
|
515 - King | 6585 |
25.39%
|
1073 |
68.31%
|
|
|
|
516 - Prime Land | 11323 |
44.60%
|
4083 |
83.74%
|
|
|
|
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 | 1187 |
36.90%
|
502 |
76.29%
|
|
|
|
522 - Schedule Problem | 540 |
12.78%
|
123 |
30.89%
|
|
|
|
523 - Minimum Transport Cost | 7310 |
19.89%
|
1306 |
57.89%
|
|
|
|
524 - Prime Ring Problem | 83331 |
28.90%
|
13227 |
78.95%
|
|
|
|
525 - Milk Bottle Data | 303 |
12.87%
|
83 |
30.12%
|
|
|
|
526 - String Distance and Transform Process | 14656 |
26.23%
|
2817 |
71.53%
|
|
|
|
527 - The partition of a cake | 2232 |
10.84%
|
364 |
42.31%
|
|
|
|
528 - The Problem of Train Setout | 155 |
4.52%
|
52 |
7.69%
|
|
|
|
529 - Addition Chains | 17009 |
25.22%
|
3155 |
67.89%
|
|
|
|
530 - Binomial Showdown | 42808 |
26.07%
|
10275 |
80.86%
|
|
|
|
531 - Compromise | 22202 |
30.40%
|
5170 |
76.56%
|
|
|
|
532 - Dungeon Master | 29912 |
40.59%
|
7727 |
89.80%
|
|
|
|
533 - Equation Solver | 1909 |
29.44%
|
703 |
58.75%
|
|
|
|
534 - Frogger | 21682 |
41.03%
|
6062 |
85.70%
|
|
|
|
535 - Globetrotter | 4207 |
31.23%
|
1247 |
78.27%
|
|
|
|
536 - Tree Recovery | 19550 |
65.38%
|
6537 |
94.40%
|
|
|
|
537 - Artificial Intelligence? | 18103 |
35.79%
|
5374 |
86.58%
|
|
|
|
538 - Balancing Bank Accounts | 3034 |
42.85%
|
1060 |
82.83%
|
|
|
|
539 - The Settlers of Catan | 8090 |
59.67%
|
3588 |
94.87%
|
|
|
|
540 - Team Queue | 51303 |
37.61%
|
8368 |
86.42%
|
|
|
|
541 - Error Correction | 30848 |
55.93%
|
12861 |
93.03%
|
|
|
|
542 - France '98 | 3419 |
62.45%
|
1829 |
90.05%
|
|
|
|
543 - Goldbach's Conjecture | 66108 |
42.87%
|
17900 |
89.68%
|
|
|
|
544 - Heavy Cargo | 13269 |
50.90%
|
4868 |
90.98%
|
|
|
|
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 | 22750 |
45.27%
|
4012 |
87.76%
|
|
|
|
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 | 7576 |
31.60%
|
1698 |
76.09%
|
|
|
|
552 - Filling the Gaps | 1105 |
31.31%
|
331 |
74.02%
|
|
|
|
553 - Simply proportion | 433 |
46.42%
|
197 |
79.70%
|
|
|
|
554 - Caesar Cypher | 6368 |
18.97%
|
1538 |
57.87%
|
|
|
|
555 - Bridge Hands | 8648 |
42.81%
|
3153 |
80.75%
|
|
|
|
556 - Amazing | 4117 |
47.19%
|
1851 |
88.22%
|
|
|
|
557 - Burger | 4436 |
38.57%
|
1434 |
62.20%
|
|
|
|
558 - Wormholes | 31589 |
52.62%
|
9172 |
93.05%
|
|
|
|
559 - Squares (II) | 966 |
30.12%
|
320 |
67.50%
|
|
|
|
560 - Magic | 1759 |
18.99%
|
286 |
64.69%
|
|
|
|
561 - Jackpot | 1033 |
39.21%
|
491 |
63.34%
|
|
|
|
562 - Dividing coins | 63827 |
34.99%
|
12210 |
84.95%
|
|
|
|
563 - Crimewave | 7463 |
33.31%
|
1505 |
81.99%
|
|
|
|
564 - Gaston | 420 |
18.33%
|
111 |
53.15%
|
|
|
|
565 - Pizza Anyone? | 4280 |
38.43%
|
1083 |
76.36%
|
|
|
|
566 - Adam's Genes | 3295 |
9.20%
|
303 |
53.47%
|
|
|
|
567 - Risk | 22695 |
41.29%
|
6635 |
85.91%
|
|
|
|
568 - Just the Facts | 19372 |
53.62%
|
8440 |
90.47%
|
|
|
|
569 - Horse Shoe Scoring | 1082 |
10.26%
|
259 |
24.71%
|
|
|
|
570 - Stats | 706 |
47.73%
|
363 |
71.07%
|
|
|
|
571 - Jugs | 10314 |
45.89%
|
3063 |
87.66%
|
|
|
|
572 - Oil Deposits | 60393 |
61.63%
|
17570 |
95.74%
|
|
|
|
573 - The Snail | 48805 |
43.05%
|
17741 |
90.95%
|
|
|
|
574 - Sum It Up | 25189 |
45.10%
|
6910 |
88.58%
|
|
|
|
575 - Skew Binary | 26512 |
69.73%
|
15142 |
96.75%
|
|
|
|
576 - Haiku Review | 7352 |
59.07%
|
3929 |
92.52%
|
|
|
|
577 - WIMP | 756 |
21.30%
|
220 |
60.91%
|
|
|
|
578 - Polygon Puzzler | 600 |
31.17%
|
178 |
59.55%
|
|
|
|
579 - Clock Hands | 55333 |
44.19%
|
19165 |
92.41%
|
|
|
|
580 - Critical Mass | 8286 |
60.89%
|
2915 |
91.39%
|
|
|
|
581 - Word Search | 1141 |
10.78%
|
269 |
24.91%
|
|
|
|
582 - Randomly Wired Neural Nets | 147 |
20.41%
|
59 |
22.03%
|
|
|
|
583 - Prime Factors | 64639 |
29.45%
|
11998 |
79.72%
|
|
|
|
584 - Bowling | 5682 |
48.08%
|
2177 |
91.18%
|
|
|
|
585 - Triangles | 5404 |
27.35%
|
1417 |
73.61%
|
|
|
|
586 - Instant Complexity | 2186 |
35.04%
|
786 |
77.23%
|
|
|
|
587 - There's treasure everywhere! | 10580 |
32.67%
|
3286 |
82.74%
|
|
|
|
588 - Video Surveillance | 2169 |
37.81%
|
856 |
73.71%
|
|
|
|
589 - Pushing Boxes | 10208 |
16.98%
|
1095 |
81.37%
|
|
|
|
590 - Always on the run | 4460 |
47.04%
|
1681 |
88.40%
|
|
|
|
591 - Box of Bricks | 108421 |
32.76%
|
27258 |
85.34%
|
|
|
|
592 - Island of Logic | 2331 |
34.11%
|
715 |
78.74%
|
|
|
|
593 - MBone | 643 |
38.57%
|
281 |
75.44%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12375 |
62.68%
|
5497 |
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 | 266 |
6.77%
|
79 |
13.92%
|
|
|
|
598 - Bundling Newspapers | 9497 |
23.42%
|
1538 |
73.15%
|
|
|
|
599 - The Forrest for the Trees | 11193 |
51.82%
|
3777 |
91.34%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |