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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2713 |
10.54%
|
608 |
31.09%
|
|
|
|
501 - Black Box | 18874 |
25.16%
|
3102 |
65.15%
|
|
|
502 - DEL command | 2102 |
12.27%
|
442 |
41.63%
|
|
|
|
503 - Parallelepiped walk | 955 |
18.01%
|
306 |
43.14%
|
|
|
|
504 - Random number | 1010 |
7.52%
|
218 |
25.69%
|
|
|
|
505 - Moscow time | 1870 |
19.14%
|
495 |
61.62%
|
|
|
|
506 - System Dependencies | 4511 |
27.78%
|
614 |
73.45%
|
|
|
|
507 - Jill Rides Again | 34961 |
31.74%
|
8134 |
77.64%
|
|
|
|
508 - Morse Mismatches | 5748 |
32.17%
|
740 |
83.24%
|
|
|
|
509 - RAID! | 3416 |
38.14%
|
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 | 12875 |
32.74%
|
1793 |
80.15%
|
|
|
|
513 - Window Frames | 155 |
19.35%
|
93 |
15.05%
|
|
|
|
514 - Rails | 81517 |
40.18%
|
16062 |
85.47%
|
|
|
|
515 - King | 6641 |
25.46%
|
1079 |
68.49%
|
|
|
|
516 - Prime Land | 11368 |
44.59%
|
4090 |
83.74%
|
|
|
|
517 - Word | 3181 |
26.44%
|
797 |
74.03%
|
|
|
|
518 - Time | 1551 |
27.01%
|
529 |
61.63%
|
|
|
|
519 - Puzzle (II) | 2745 |
23.61%
|
590 |
63.73%
|
|
|
|
520 - Append | 1675 |
31.70%
|
457 |
77.24%
|
|
|
|
521 - Gossiping | 1192 |
37.00%
|
504 |
76.39%
|
|
|
|
522 - Schedule Problem | 542 |
13.10%
|
124 |
31.45%
|
|
|
|
523 - Minimum Transport Cost | 7322 |
19.93%
|
1309 |
57.91%
|
|
|
|
524 - Prime Ring Problem | 83949 |
29.02%
|
13265 |
78.97%
|
|
|
|
525 - Milk Bottle Data | 305 |
13.44%
|
84 |
30.95%
|
|
|
|
526 - String Distance and Transform Process | 14716 |
26.20%
|
2825 |
71.54%
|
|
|
|
527 - The partition of a cake | 2234 |
10.88%
|
365 |
42.47%
|
|
|
|
528 - The Problem of Train Setout | 156 |
5.13%
|
53 |
9.43%
|
|
|
|
529 - Addition Chains | 17228 |
25.22%
|
3171 |
67.87%
|
|
|
|
530 - Binomial Showdown | 42824 |
26.09%
|
10279 |
80.87%
|
|
|
|
531 - Compromise | 22250 |
30.44%
|
5176 |
76.58%
|
|
|
|
532 - Dungeon Master | 30050 |
40.66%
|
7750 |
89.82%
|
|
|
|
533 - Equation Solver | 1914 |
29.57%
|
705 |
58.87%
|
|
|
|
534 - Frogger | 21820 |
41.09%
|
6081 |
85.74%
|
|
|
|
535 - Globetrotter | 4213 |
31.33%
|
1248 |
78.29%
|
|
|
|
536 - Tree Recovery | 19745 |
65.48%
|
6555 |
94.42%
|
|
|
|
537 - Artificial Intelligence? | 18175 |
35.81%
|
5377 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3044 |
42.97%
|
1062 |
82.86%
|
|
|
|
539 - The Settlers of Catan | 8105 |
59.70%
|
3595 |
94.88%
|
|
|
|
540 - Team Queue | 51632 |
37.77%
|
8407 |
86.49%
|
|
|
|
541 - Error Correction | 30932 |
55.98%
|
12891 |
93.04%
|
|
|
|
542 - France '98 | 3424 |
62.50%
|
1834 |
90.08%
|
|
|
|
543 - Goldbach's Conjecture | 66459 |
42.93%
|
17963 |
89.70%
|
|
|
|
544 - Heavy Cargo | 13318 |
50.89%
|
4879 |
90.98%
|
|
|
|
545 - Heads | 6736 |
16.82%
|
1426 |
56.03%
|
|
|
|
546 - Image Recognizer | 412 |
21.12%
|
137 |
48.18%
|
|
|
|
547 - DDF | 3708 |
36.54%
|
985 |
81.52%
|
|
|
|
548 - Tree | 22908 |
45.39%
|
4022 |
87.79%
|
|
|
|
549 - Evaluating an Equations Board | 465 |
19.78%
|
131 |
47.33%
|
|
|
|
550 - Multiplying by Rotation | 3988 |
51.63%
|
1525 |
90.30%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7630 |
31.63%
|
1708 |
76.17%
|
|
|
|
552 - Filling the Gaps | 1106 |
31.37%
|
332 |
74.10%
|
|
|
|
553 - Simply proportion | 435 |
46.67%
|
198 |
79.80%
|
|
|
|
554 - Caesar Cypher | 6386 |
19.01%
|
1542 |
57.91%
|
|
|
|
555 - Bridge Hands | 8664 |
42.83%
|
3159 |
80.72%
|
|
|
|
556 - Amazing | 4122 |
47.26%
|
1852 |
88.23%
|
|
|
|
557 - Burger | 4448 |
38.58%
|
1437 |
62.35%
|
|
|
|
558 - Wormholes | 32063 |
52.93%
|
9219 |
93.06%
|
|
|
|
559 - Squares (II) | 973 |
30.32%
|
323 |
67.49%
|
|
|
|
560 - Magic | 1759 |
18.99%
|
286 |
64.69%
|
|
|
|
561 - Jackpot | 1033 |
39.21%
|
491 |
63.34%
|
|
|
|
562 - Dividing coins | 64229 |
35.10%
|
12247 |
84.98%
|
|
|
|
563 - Crimewave | 7496 |
33.36%
|
1510 |
82.05%
|
|
|
|
564 - Gaston | 422 |
18.72%
|
113 |
53.98%
|
|
|
|
565 - Pizza Anyone? | 4284 |
38.47%
|
1085 |
76.41%
|
|
|
|
566 - Adam's Genes | 3297 |
9.25%
|
304 |
53.62%
|
|
|
|
567 - Risk | 22707 |
41.29%
|
6639 |
85.90%
|
|
|
|
568 - Just the Facts | 19387 |
53.63%
|
8444 |
90.48%
|
|
|
|
569 - Horse Shoe Scoring | 1084 |
10.42%
|
259 |
25.48%
|
|
|
|
570 - Stats | 706 |
47.73%
|
363 |
71.07%
|
|
|
|
571 - Jugs | 10381 |
45.91%
|
3072 |
87.70%
|
|
|
|
572 - Oil Deposits | 61023 |
61.84%
|
17625 |
95.74%
|
|
|
|
573 - The Snail | 49065 |
43.04%
|
17775 |
90.96%
|
|
|
|
574 - Sum It Up | 25515 |
45.38%
|
6928 |
88.55%
|
|
|
|
575 - Skew Binary | 26540 |
69.75%
|
15155 |
96.75%
|
|
|
|
576 - Haiku Review | 7363 |
59.11%
|
3937 |
92.53%
|
|
|
|
577 - WIMP | 757 |
21.40%
|
221 |
61.09%
|
|
|
|
578 - Polygon Puzzler | 602 |
31.23%
|
179 |
59.78%
|
|
|
|
579 - Clock Hands | 55430 |
44.19%
|
19178 |
92.41%
|
|
|
|
580 - Critical Mass | 8299 |
60.92%
|
2921 |
91.41%
|
|
|
|
581 - Word Search | 1144 |
11.01%
|
270 |
25.19%
|
|
|
|
582 - Randomly Wired Neural Nets | 148 |
20.27%
|
60 |
21.67%
|
|
|
|
583 - Prime Factors | 64824 |
29.49%
|
12020 |
79.73%
|
|
|
|
584 - Bowling | 5702 |
48.14%
|
2186 |
91.13%
|
|
|
|
585 - Triangles | 5411 |
27.41%
|
1419 |
73.64%
|
|
|
|
586 - Instant Complexity | 2189 |
35.08%
|
788 |
77.28%
|
|
|
|
587 - There's treasure everywhere! | 10595 |
32.71%
|
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 | 4474 |
47.07%
|
1687 |
88.38%
|
|
|
|
591 - Box of Bricks | 108637 |
32.77%
|
27285 |
85.36%
|
|
|
|
592 - Island of Logic | 2343 |
34.27%
|
719 |
78.86%
|
|
|
|
593 - MBone | 645 |
38.45%
|
282 |
75.18%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12388 |
62.71%
|
5506 |
95.01%
|
|
|
|
595 - A Major Problem | 772 |
19.04%
|
237 |
46.41%
|
|
|
|
596 - The Incredible Hull | 912 |
39.69%
|
233 |
80.26%
|
|
|
|
597 - Last Name First, Please | 270 |
7.04%
|
81 |
14.81%
|
|
|
|
598 - Bundling Newspapers | 9511 |
23.44%
|
1541 |
73.20%
|
|
|
|
599 - The Forrest for the Trees | 11250 |
51.89%
|
3793 |
91.38%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |