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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2643 |
10.71%
|
602 |
30.90%
|
|
|
|
501 - Black Box | 18721 |
25.14%
|
3082 |
65.12%
|
|
|
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 | 1862 |
18.90%
|
489 |
61.35%
|
|
|
|
506 - System Dependencies | 4460 |
27.76%
|
606 |
73.43%
|
|
|
|
507 - Jill Rides Again | 34078 |
31.39%
|
8081 |
77.58%
|
|
|
|
508 - Morse Mismatches | 5716 |
32.10%
|
735 |
83.27%
|
|
|
|
509 - RAID! | 3386 |
37.98%
|
592 |
80.24%
|
|
|
510 - Optimal Routing | 97 |
0.00%
|
47 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1072 |
61.75%
|
328 |
84.76%
|
|
|
|
512 - Spreadsheet Tracking | 12753 |
32.81%
|
1779 |
80.21%
|
|
|
|
513 - Window Frames | 153 |
18.95%
|
91 |
14.29%
|
|
|
|
514 - Rails | 79713 |
39.89%
|
15897 |
85.41%
|
|
|
|
515 - King | 6561 |
25.38%
|
1066 |
68.39%
|
|
|
|
516 - Prime Land | 11143 |
44.56%
|
4068 |
83.75%
|
|
|
|
517 - Word | 3179 |
26.42%
|
795 |
74.09%
|
|
|
|
518 - Time | 1546 |
26.97%
|
525 |
61.90%
|
|
|
|
519 - Puzzle (II) | 2741 |
23.53%
|
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 | 82209 |
28.90%
|
13149 |
78.93%
|
|
|
|
525 - Milk Bottle Data | 301 |
12.96%
|
81 |
30.86%
|
|
|
|
526 - String Distance and Transform Process | 14476 |
26.14%
|
2805 |
71.44%
|
|
|
|
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 | 16652 |
25.25%
|
3095 |
68.05%
|
|
|
|
530 - Binomial Showdown | 42676 |
26.01%
|
10254 |
80.84%
|
|
|
|
531 - Compromise | 22092 |
30.40%
|
5164 |
76.55%
|
|
|
|
532 - Dungeon Master | 29719 |
40.47%
|
7687 |
89.80%
|
|
|
|
533 - Equation Solver | 1906 |
29.38%
|
700 |
58.71%
|
|
|
|
534 - Frogger | 21389 |
40.97%
|
6018 |
85.63%
|
|
|
|
535 - Globetrotter | 4204 |
31.21%
|
1244 |
78.30%
|
|
|
|
536 - Tree Recovery | 19130 |
65.35%
|
6503 |
94.42%
|
|
|
|
537 - Artificial Intelligence? | 18091 |
35.79%
|
5369 |
86.59%
|
|
|
|
538 - Balancing Bank Accounts | 3024 |
42.89%
|
1056 |
83.05%
|
|
|
|
539 - The Settlers of Catan | 8079 |
59.65%
|
3582 |
94.89%
|
|
|
|
540 - Team Queue | 50792 |
37.47%
|
8295 |
86.39%
|
|
|
|
541 - Error Correction | 30548 |
55.85%
|
12814 |
93.02%
|
|
|
|
542 - France '98 | 3398 |
62.63%
|
1820 |
90.16%
|
|
|
|
543 - Goldbach's Conjecture | 65574 |
42.79%
|
17806 |
89.64%
|
|
|
|
544 - Heavy Cargo | 13215 |
50.92%
|
4861 |
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 | 22528 |
45.15%
|
3990 |
87.74%
|
|
|
|
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 | 7487 |
31.53%
|
1685 |
76.08%
|
|
|
|
552 - Filling the Gaps | 1103 |
31.37%
|
329 |
74.47%
|
|
|
|
553 - Simply proportion | 430 |
46.74%
|
194 |
80.93%
|
|
|
|
554 - Caesar Cypher | 6337 |
18.92%
|
1534 |
57.82%
|
|
|
|
555 - Bridge Hands | 8610 |
42.83%
|
3144 |
80.76%
|
|
|
|
556 - Amazing | 4114 |
47.18%
|
1848 |
88.26%
|
|
|
|
557 - Burger | 4399 |
38.49%
|
1422 |
61.95%
|
|
|
|
558 - Wormholes | 30844 |
52.63%
|
9131 |
93.07%
|
|
|
|
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 | 63303 |
34.94%
|
12167 |
84.93%
|
|
|
|
563 - Crimewave | 7444 |
33.22%
|
1497 |
81.96%
|
|
|
|
564 - Gaston | 418 |
18.42%
|
109 |
54.13%
|
|
|
|
565 - Pizza Anyone? | 4237 |
38.59%
|
1080 |
76.48%
|
|
|
|
566 - Adam's Genes | 3291 |
9.15%
|
299 |
53.51%
|
|
|
|
567 - Risk | 22638 |
41.30%
|
6628 |
85.91%
|
|
|
|
568 - Just the Facts | 19346 |
53.60%
|
8430 |
90.50%
|
|
|
|
569 - Horse Shoe Scoring | 1074 |
9.96%
|
253 |
23.72%
|
|
|
|
570 - Stats | 704 |
47.87%
|
361 |
71.47%
|
|
|
|
571 - Jugs | 10235 |
45.78%
|
3043 |
87.68%
|
|
|
|
572 - Oil Deposits | 59647 |
61.58%
|
17457 |
95.73%
|
|
|
|
573 - The Snail | 48306 |
43.05%
|
17700 |
90.97%
|
|
|
|
574 - Sum It Up | 24710 |
44.92%
|
6874 |
88.59%
|
|
|
|
575 - Skew Binary | 26486 |
69.73%
|
15132 |
96.76%
|
|
|
|
576 - Haiku Review | 7343 |
59.06%
|
3925 |
92.54%
|
|
|
|
577 - WIMP | 755 |
21.32%
|
219 |
61.19%
|
|
|
|
578 - Polygon Puzzler | 599 |
31.22%
|
177 |
59.89%
|
|
|
|
579 - Clock Hands | 55141 |
44.14%
|
19144 |
92.41%
|
|
|
|
580 - Critical Mass | 8269 |
60.85%
|
2905 |
91.39%
|
|
|
|
581 - Word Search | 1140 |
10.79%
|
268 |
25.00%
|
|
|
|
582 - Randomly Wired Neural Nets | 146 |
20.55%
|
58 |
22.41%
|
|
|
|
583 - Prime Factors | 64351 |
29.39%
|
11976 |
79.72%
|
|
|
|
584 - Bowling | 5655 |
48.06%
|
2165 |
91.22%
|
|
|
|
585 - Triangles | 5397 |
27.37%
|
1413 |
73.81%
|
|
|
|
586 - Instant Complexity | 2172 |
35.08%
|
784 |
77.30%
|
|
|
|
587 - There's treasure everywhere! | 10516 |
32.71%
|
3277 |
82.76%
|
|
|
|
588 - Video Surveillance | 2157 |
37.92%
|
852 |
73.94%
|
|
|
|
589 - Pushing Boxes | 10131 |
16.76%
|
1083 |
81.44%
|
|
|
|
590 - Always on the run | 4443 |
47.00%
|
1676 |
88.42%
|
|
|
|
591 - Box of Bricks | 107944 |
32.71%
|
27219 |
85.33%
|
|
|
|
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 | 12171 |
62.57%
|
5489 |
95.04%
|
|
|
|
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 | 9449 |
23.38%
|
1534 |
73.14%
|
|
|
|
599 - The Forrest for the Trees | 11074 |
51.81%
|
3761 |
91.36%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |