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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2640 |
10.72%
|
600 |
31.00%
|
|
|
|
501 - Black Box | 17970 |
24.91%
|
2992 |
64.44%
|
|
|
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 | 1852 |
19.01%
|
488 |
61.48%
|
|
|
|
506 - System Dependencies | 4351 |
27.65%
|
589 |
73.17%
|
|
|
|
507 - Jill Rides Again | 33056 |
31.25%
|
7988 |
77.48%
|
|
|
|
508 - Morse Mismatches | 5535 |
32.00%
|
709 |
83.22%
|
|
|
|
509 - RAID! | 3284 |
37.79%
|
574 |
80.14%
|
|
|
510 - Optimal Routing | 93 |
0.00%
|
46 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 977 |
62.23%
|
313 |
84.35%
|
|
|
|
512 - Spreadsheet Tracking | 12340 |
32.86%
|
1712 |
80.49%
|
|
|
|
513 - Window Frames | 146 |
19.18%
|
89 |
13.48%
|
|
|
|
514 - Rails | 76490 |
39.64%
|
15537 |
85.36%
|
|
|
|
515 - King | 6141 |
25.45%
|
1049 |
68.16%
|
|
|
|
516 - Prime Land | 10834 |
44.14%
|
4030 |
83.65%
|
|
|
|
517 - Word | 3110 |
26.53%
|
786 |
74.30%
|
|
|
|
518 - Time | 1540 |
27.08%
|
524 |
62.02%
|
|
|
|
519 - Puzzle (II) | 2689 |
23.84%
|
584 |
63.70%
|
|
|
|
520 - Append | 1667 |
31.49%
|
452 |
77.21%
|
|
|
|
521 - Gossiping | 1166 |
37.22%
|
495 |
76.57%
|
|
|
|
522 - Schedule Problem | 515 |
11.65%
|
119 |
28.57%
|
|
|
|
523 - Minimum Transport Cost | 7231 |
19.85%
|
1287 |
58.12%
|
|
|
|
524 - Prime Ring Problem | 77558 |
29.21%
|
12745 |
79.21%
|
|
|
|
525 - Milk Bottle Data | 295 |
13.22%
|
79 |
31.65%
|
|
|
|
526 - String Distance and Transform Process | 13893 |
26.44%
|
2770 |
71.66%
|
|
|
|
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 | 13656 |
25.07%
|
2650 |
65.70%
|
|
|
|
530 - Binomial Showdown | 42408 |
25.88%
|
10216 |
80.80%
|
|
|
|
531 - Compromise | 21835 |
30.36%
|
5147 |
76.59%
|
|
|
|
532 - Dungeon Master | 28993 |
40.22%
|
7512 |
89.71%
|
|
|
|
533 - Equation Solver | 1896 |
29.38%
|
695 |
58.71%
|
|
|
|
534 - Frogger | 20310 |
41.12%
|
5876 |
85.69%
|
|
|
|
535 - Globetrotter | 4178 |
31.07%
|
1237 |
78.25%
|
|
|
|
536 - Tree Recovery | 17786 |
65.44%
|
6331 |
94.44%
|
|
|
|
537 - Artificial Intelligence? | 18063 |
35.74%
|
5355 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3002 |
42.90%
|
1050 |
82.95%
|
|
|
|
539 - The Settlers of Catan | 8009 |
59.60%
|
3561 |
94.89%
|
|
|
|
540 - Team Queue | 47503 |
36.87%
|
7886 |
86.24%
|
|
|
|
541 - Error Correction | 29888 |
55.86%
|
12699 |
92.99%
|
|
|
|
542 - France '98 | 3366 |
62.69%
|
1810 |
90.17%
|
|
|
|
543 - Goldbach's Conjecture | 63464 |
42.54%
|
17470 |
89.59%
|
|
|
|
544 - Heavy Cargo | 12986 |
50.89%
|
4826 |
91.01%
|
|
|
|
545 - Heads | 6684 |
16.73%
|
1416 |
55.93%
|
|
|
|
546 - Image Recognizer | 401 |
19.95%
|
131 |
47.33%
|
|
|
|
547 - DDF | 3669 |
36.63%
|
975 |
81.95%
|
|
|
|
548 - Tree | 21758 |
45.14%
|
3888 |
87.60%
|
|
|
|
549 - Evaluating an Equations Board | 453 |
19.65%
|
126 |
47.62%
|
|
|
|
550 - Multiplying by Rotation | 3935 |
51.49%
|
1507 |
90.44%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7111 |
32.11%
|
1654 |
76.06%
|
|
|
|
552 - Filling the Gaps | 1091 |
31.26%
|
322 |
74.84%
|
|
|
|
553 - Simply proportion | 427 |
46.37%
|
192 |
80.73%
|
|
|
|
554 - Caesar Cypher | 6279 |
18.82%
|
1528 |
57.66%
|
|
|
|
555 - Bridge Hands | 8376 |
42.84%
|
3107 |
80.62%
|
|
|
|
556 - Amazing | 4076 |
47.11%
|
1841 |
88.21%
|
|
|
|
557 - Burger | 4282 |
38.63%
|
1395 |
61.22%
|
|
|
|
558 - Wormholes | 29349 |
52.49%
|
8983 |
93.03%
|
|
|
|
559 - Squares (II) | 962 |
30.04%
|
317 |
67.82%
|
|
|
|
560 - Magic | 1732 |
18.76%
|
277 |
64.98%
|
|
|
|
561 - Jackpot | 1030 |
39.22%
|
488 |
63.52%
|
|
|
|
562 - Dividing coins | 60129 |
34.67%
|
11989 |
84.93%
|
|
|
|
563 - Crimewave | 7277 |
33.13%
|
1474 |
81.75%
|
|
|
|
564 - Gaston | 418 |
18.42%
|
109 |
54.13%
|
|
|
|
565 - Pizza Anyone? | 4104 |
39.18%
|
1065 |
76.43%
|
|
|
|
566 - Adam's Genes | 3286 |
9.04%
|
296 |
53.04%
|
|
|
|
567 - Risk | 22441 |
41.31%
|
6604 |
85.90%
|
|
|
|
568 - Just the Facts | 19235 |
53.61%
|
8403 |
90.49%
|
|
|
|
569 - Horse Shoe Scoring | 1063 |
10.07%
|
248 |
24.19%
|
|
|
|
570 - Stats | 690 |
48.12%
|
354 |
72.32%
|
|
|
|
571 - Jugs | 9962 |
45.51%
|
3009 |
87.67%
|
|
|
|
572 - Oil Deposits | 56223 |
61.51%
|
16969 |
95.70%
|
|
|
|
573 - The Snail | 46941 |
43.06%
|
17505 |
90.88%
|
|
|
|
574 - Sum It Up | 23499 |
44.87%
|
6794 |
88.65%
|
|
|
|
575 - Skew Binary | 26397 |
69.69%
|
15083 |
96.74%
|
|
|
|
576 - Haiku Review | 7276 |
59.19%
|
3907 |
92.58%
|
|
|
|
577 - WIMP | 754 |
21.22%
|
218 |
61.01%
|
|
|
|
578 - Polygon Puzzler | 591 |
30.63%
|
174 |
59.77%
|
|
|
|
579 - Clock Hands | 54586 |
44.05%
|
19028 |
92.38%
|
|
|
|
580 - Critical Mass | 8034 |
60.54%
|
2845 |
91.39%
|
|
|
|
581 - Word Search | 1111 |
10.89%
|
266 |
24.81%
|
|
|
|
582 - Randomly Wired Neural Nets | 133 |
20.30%
|
56 |
19.64%
|
|
|
|
583 - Prime Factors | 62987 |
29.21%
|
11854 |
79.64%
|
|
|
|
584 - Bowling | 5508 |
48.11%
|
2123 |
91.10%
|
|
|
|
585 - Triangles | 5373 |
27.38%
|
1406 |
73.83%
|
|
|
|
586 - Instant Complexity | 2131 |
35.19%
|
778 |
76.99%
|
|
|
|
587 - There's treasure everywhere! | 10350 |
32.44%
|
3247 |
82.63%
|
|
|
|
588 - Video Surveillance | 2140 |
37.94%
|
849 |
73.85%
|
|
|
|
589 - Pushing Boxes | 9724 |
15.84%
|
986 |
80.83%
|
|
|
|
590 - Always on the run | 4383 |
46.79%
|
1663 |
88.39%
|
|
|
|
591 - Box of Bricks | 102496 |
32.75%
|
26970 |
85.26%
|
|
|
|
592 - Island of Logic | 2296 |
34.10%
|
707 |
79.07%
|
|
|
|
593 - MBone | 636 |
38.36%
|
279 |
75.27%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 11921 |
62.55%
|
5418 |
95.05%
|
|
|
|
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 | 9357 |
23.38%
|
1522 |
73.00%
|
|
|
|
599 - The Forrest for the Trees | 10533 |
52.18%
|
3704 |
91.50%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |