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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2639 |
10.72%
|
599 |
31.05%
|
|
|
|
501 - Black Box | 17821 |
24.91%
|
2976 |
64.35%
|
|
|
502 - DEL command | 2069 |
11.84%
|
437 |
41.42%
|
|
|
|
503 - Parallelepiped walk | 909 |
17.71%
|
298 |
42.62%
|
|
|
|
504 - Random number | 933 |
6.22%
|
196 |
20.92%
|
|
|
|
505 - Moscow time | 1848 |
18.94%
|
487 |
61.40%
|
|
|
|
506 - System Dependencies | 4334 |
27.50%
|
587 |
73.08%
|
|
|
|
507 - Jill Rides Again | 32934 |
31.22%
|
7971 |
77.48%
|
|
|
|
508 - Morse Mismatches | 5500 |
31.87%
|
703 |
83.21%
|
|
|
|
509 - RAID! | 3246 |
37.74%
|
569 |
80.32%
|
|
|
510 - Optimal Routing | 93 |
0.00%
|
46 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 949 |
62.28%
|
307 |
84.04%
|
|
|
|
512 - Spreadsheet Tracking | 12257 |
32.76%
|
1703 |
80.45%
|
|
|
|
513 - Window Frames | 146 |
19.18%
|
89 |
13.48%
|
|
|
|
514 - Rails | 76236 |
39.62%
|
15484 |
85.37%
|
|
|
|
515 - King | 5742 |
25.18%
|
1043 |
68.17%
|
|
|
|
516 - Prime Land | 10762 |
44.03%
|
4024 |
83.65%
|
|
|
|
517 - Word | 3110 |
26.53%
|
786 |
74.30%
|
|
|
|
518 - Time | 1540 |
27.08%
|
524 |
62.02%
|
|
|
|
519 - Puzzle (II) | 2686 |
23.83%
|
583 |
63.64%
|
|
|
|
520 - Append | 1667 |
31.49%
|
452 |
77.21%
|
|
|
|
521 - Gossiping | 1165 |
37.17%
|
494 |
76.52%
|
|
|
|
522 - Schedule Problem | 507 |
11.44%
|
118 |
27.97%
|
|
|
|
523 - Minimum Transport Cost | 7229 |
19.85%
|
1286 |
58.16%
|
|
|
|
524 - Prime Ring Problem | 76902 |
29.21%
|
12655 |
79.17%
|
|
|
|
525 - Milk Bottle Data | 295 |
13.22%
|
79 |
31.65%
|
|
|
|
526 - String Distance and Transform Process | 13852 |
26.44%
|
2769 |
71.65%
|
|
|
|
527 - The partition of a cake | 2223 |
10.80%
|
360 |
42.50%
|
|
|
|
528 - The Problem of Train Setout | 140 |
2.86%
|
49 |
6.12%
|
|
|
|
529 - Addition Chains | 13366 |
25.20%
|
2588 |
65.46%
|
|
|
|
530 - Binomial Showdown | 42373 |
25.89%
|
10212 |
80.81%
|
|
|
|
531 - Compromise | 21831 |
30.35%
|
5145 |
76.58%
|
|
|
|
532 - Dungeon Master | 28811 |
40.19%
|
7481 |
89.72%
|
|
|
|
533 - Equation Solver | 1896 |
29.38%
|
695 |
58.71%
|
|
|
|
534 - Frogger | 20169 |
41.08%
|
5859 |
85.66%
|
|
|
|
535 - Globetrotter | 4178 |
31.07%
|
1237 |
78.25%
|
|
|
|
536 - Tree Recovery | 17699 |
65.42%
|
6292 |
94.45%
|
|
|
|
537 - Artificial Intelligence? | 18058 |
35.72%
|
5352 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3000 |
42.90%
|
1049 |
82.94%
|
|
|
|
539 - The Settlers of Catan | 7997 |
59.57%
|
3555 |
94.88%
|
|
|
|
540 - Team Queue | 46951 |
36.88%
|
7832 |
86.17%
|
|
|
|
541 - Error Correction | 29730 |
55.95%
|
12679 |
93.01%
|
|
|
|
542 - France '98 | 3361 |
62.69%
|
1806 |
90.20%
|
|
|
|
543 - Goldbach's Conjecture | 63196 |
42.53%
|
17434 |
89.58%
|
|
|
|
544 - Heavy Cargo | 12972 |
50.89%
|
4821 |
91.00%
|
|
|
|
545 - Heads | 6683 |
16.71%
|
1415 |
55.90%
|
|
|
|
546 - Image Recognizer | 401 |
19.95%
|
131 |
47.33%
|
|
|
|
547 - DDF | 3669 |
36.63%
|
975 |
81.95%
|
|
|
|
548 - Tree | 21686 |
45.08%
|
3872 |
87.60%
|
|
|
|
549 - Evaluating an Equations Board | 453 |
19.65%
|
126 |
47.62%
|
|
|
|
550 - Multiplying by Rotation | 3930 |
51.48%
|
1503 |
90.49%
|
|
|
|
551 - Nesting a Bunch of Brackets | 6892 |
32.10%
|
1641 |
75.93%
|
|
|
|
552 - Filling the Gaps | 1091 |
31.26%
|
322 |
74.84%
|
|
|
|
553 - Simply proportion | 427 |
46.37%
|
192 |
80.73%
|
|
|
|
554 - Caesar Cypher | 6224 |
18.93%
|
1525 |
57.64%
|
|
|
|
555 - Bridge Hands | 8281 |
43.11%
|
3101 |
80.62%
|
|
|
|
556 - Amazing | 4073 |
47.12%
|
1840 |
88.21%
|
|
|
|
557 - Burger | 4276 |
38.54%
|
1391 |
61.11%
|
|
|
|
558 - Wormholes | 28729 |
52.39%
|
8952 |
93.06%
|
|
|
|
559 - Squares (II) | 960 |
30.10%
|
316 |
68.04%
|
|
|
|
560 - Magic | 1731 |
18.72%
|
276 |
64.86%
|
|
|
|
561 - Jackpot | 1029 |
39.26%
|
487 |
63.66%
|
|
|
|
562 - Dividing coins | 59571 |
34.65%
|
11950 |
85.00%
|
|
|
|
563 - Crimewave | 7258 |
33.08%
|
1467 |
81.60%
|
|
|
|
564 - Gaston | 418 |
18.42%
|
109 |
54.13%
|
|
|
|
565 - Pizza Anyone? | 4086 |
39.08%
|
1062 |
76.37%
|
|
|
|
566 - Adam's Genes | 3286 |
9.04%
|
296 |
53.04%
|
|
|
|
567 - Risk | 22169 |
41.44%
|
6593 |
85.91%
|
|
|
|
568 - Just the Facts | 19200 |
53.62%
|
8398 |
90.50%
|
|
|
|
569 - Horse Shoe Scoring | 1063 |
10.07%
|
248 |
24.19%
|
|
|
|
570 - Stats | 690 |
48.12%
|
354 |
72.32%
|
|
|
|
571 - Jugs | 9700 |
45.30%
|
3000 |
87.67%
|
|
|
|
572 - Oil Deposits | 55221 |
61.58%
|
16825 |
95.75%
|
|
|
|
573 - The Snail | 46563 |
43.02%
|
17428 |
90.87%
|
|
|
|
574 - Sum It Up | 23404 |
44.85%
|
6785 |
88.64%
|
|
|
|
575 - Skew Binary | 26380 |
69.69%
|
15070 |
96.76%
|
|
|
|
576 - Haiku Review | 7265 |
59.17%
|
3901 |
92.57%
|
|
|
|
577 - WIMP | 754 |
21.22%
|
218 |
61.01%
|
|
|
|
578 - Polygon Puzzler | 591 |
30.63%
|
174 |
59.77%
|
|
|
|
579 - Clock Hands | 54507 |
44.02%
|
18995 |
92.38%
|
|
|
|
580 - Critical Mass | 7966 |
60.38%
|
2822 |
91.35%
|
|
|
|
581 - Word Search | 1111 |
10.89%
|
266 |
24.81%
|
|
|
|
582 - Randomly Wired Neural Nets | 133 |
20.30%
|
56 |
19.64%
|
|
|
|
583 - Prime Factors | 62675 |
29.20%
|
11825 |
79.64%
|
|
|
|
584 - Bowling | 5475 |
48.15%
|
2114 |
91.15%
|
|
|
|
585 - Triangles | 5364 |
27.40%
|
1405 |
73.81%
|
|
|
|
586 - Instant Complexity | 2131 |
35.19%
|
778 |
76.99%
|
|
|
|
587 - There's treasure everywhere! | 10330 |
32.43%
|
3239 |
82.62%
|
|
|
|
588 - Video Surveillance | 2138 |
37.93%
|
847 |
73.91%
|
|
|
|
589 - Pushing Boxes | 9699 |
15.77%
|
980 |
80.71%
|
|
|
|
590 - Always on the run | 4370 |
46.82%
|
1661 |
88.38%
|
|
|
|
591 - Box of Bricks | 102128 |
32.73%
|
26920 |
85.25%
|
|
|
|
592 - Island of Logic | 2290 |
34.06%
|
703 |
79.09%
|
|
|
|
593 - MBone | 636 |
38.36%
|
279 |
75.27%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 11888 |
62.55%
|
5409 |
95.06%
|
|
|
|
595 - A Major Problem | 762 |
18.64%
|
228 |
46.05%
|
|
|
|
596 - The Incredible Hull | 908 |
39.54%
|
230 |
80.43%
|
|
|
|
597 - Last Name First, Please | 258 |
6.20%
|
76 |
13.16%
|
|
|
|
598 - Bundling Newspapers | 9356 |
23.38%
|
1521 |
72.98%
|
|
|
|
599 - The Forrest for the Trees | 10460 |
52.14%
|
3691 |
91.49%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |