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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2715 |
10.61%
|
609 |
31.36%
|
|
|
|
501 - Black Box | 18891 |
25.19%
|
3106 |
65.16%
|
|
|
502 - DEL command | 2105 |
12.40%
|
443 |
41.76%
|
|
|
|
503 - Parallelepiped walk | 956 |
18.10%
|
306 |
43.14%
|
|
|
|
504 - Random number | 1016 |
7.97%
|
224 |
27.23%
|
|
|
|
505 - Moscow time | 1877 |
19.29%
|
497 |
61.77%
|
|
|
|
506 - System Dependencies | 4520 |
27.85%
|
616 |
73.54%
|
|
|
|
507 - Jill Rides Again | 34993 |
31.76%
|
8144 |
77.65%
|
|
|
|
508 - Morse Mismatches | 5760 |
32.24%
|
742 |
83.29%
|
|
|
|
509 - RAID! | 3424 |
38.20%
|
600 |
80.33%
|
|
|
510 - Optimal Routing | 105 |
0.00%
|
50 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1093 |
61.76%
|
336 |
84.82%
|
|
|
|
512 - Spreadsheet Tracking | 12913 |
32.71%
|
1795 |
80.22%
|
|
|
|
513 - Window Frames | 162 |
20.99%
|
97 |
17.53%
|
|
|
|
514 - Rails | 81789 |
40.25%
|
16091 |
85.49%
|
|
|
|
515 - King | 6663 |
25.54%
|
1081 |
68.55%
|
|
|
|
516 - Prime Land | 11390 |
44.62%
|
4093 |
83.75%
|
|
|
|
517 - Word | 3183 |
26.48%
|
797 |
74.03%
|
|
|
|
518 - Time | 1553 |
27.11%
|
531 |
61.77%
|
|
|
|
519 - Puzzle (II) | 2747 |
23.66%
|
591 |
63.79%
|
|
|
|
520 - Append | 1676 |
31.74%
|
457 |
77.24%
|
|
|
|
521 - Gossiping | 1195 |
37.15%
|
505 |
76.44%
|
|
|
|
522 - Schedule Problem | 546 |
13.74%
|
125 |
32.80%
|
|
|
|
523 - Minimum Transport Cost | 7323 |
19.94%
|
1309 |
57.91%
|
|
|
|
524 - Prime Ring Problem | 84130 |
29.01%
|
13280 |
78.96%
|
|
|
|
525 - Milk Bottle Data | 312 |
14.10%
|
87 |
33.33%
|
|
|
|
526 - String Distance and Transform Process | 14771 |
26.20%
|
2828 |
71.57%
|
|
|
|
527 - The partition of a cake | 2237 |
11.00%
|
366 |
42.90%
|
|
|
|
528 - The Problem of Train Setout | 161 |
7.45%
|
56 |
14.29%
|
|
|
|
529 - Addition Chains | 17354 |
25.27%
|
3180 |
67.89%
|
|
|
|
530 - Binomial Showdown | 42843 |
26.09%
|
10284 |
80.87%
|
|
|
|
531 - Compromise | 22271 |
30.45%
|
5181 |
76.59%
|
|
|
|
532 - Dungeon Master | 30108 |
40.69%
|
7769 |
89.82%
|
|
|
|
533 - Equation Solver | 1915 |
29.61%
|
706 |
58.92%
|
|
|
|
534 - Frogger | 21861 |
41.11%
|
6087 |
85.74%
|
|
|
|
535 - Globetrotter | 4214 |
31.35%
|
1248 |
78.29%
|
|
|
|
536 - Tree Recovery | 19769 |
65.51%
|
6558 |
94.42%
|
|
|
|
537 - Artificial Intelligence? | 18180 |
35.82%
|
5378 |
86.57%
|
|
|
|
538 - Balancing Bank Accounts | 3047 |
42.99%
|
1064 |
82.80%
|
|
|
|
539 - The Settlers of Catan | 8111 |
59.72%
|
3598 |
94.89%
|
|
|
|
540 - Team Queue | 51801 |
37.81%
|
8429 |
86.50%
|
|
|
|
541 - Error Correction | 30972 |
55.99%
|
12901 |
93.05%
|
|
|
|
542 - France '98 | 3427 |
62.50%
|
1836 |
90.03%
|
|
|
|
543 - Goldbach's Conjecture | 66625 |
42.99%
|
17997 |
89.71%
|
|
|
|
544 - Heavy Cargo | 13338 |
50.91%
|
4882 |
90.99%
|
|
|
|
545 - Heads | 6741 |
16.85%
|
1427 |
56.06%
|
|
|
|
546 - Image Recognizer | 418 |
22.01%
|
141 |
49.65%
|
|
|
|
547 - DDF | 3720 |
36.56%
|
986 |
81.54%
|
|
|
|
548 - Tree | 22953 |
45.43%
|
4026 |
87.80%
|
|
|
|
549 - Evaluating an Equations Board | 469 |
20.26%
|
133 |
48.12%
|
|
|
|
550 - Multiplying by Rotation | 3991 |
51.67%
|
1526 |
90.30%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7647 |
31.61%
|
1713 |
76.12%
|
|
|
|
552 - Filling the Gaps | 1108 |
31.50%
|
333 |
74.47%
|
|
|
|
553 - Simply proportion | 438 |
47.03%
|
201 |
80.10%
|
|
|
|
554 - Caesar Cypher | 6399 |
19.03%
|
1544 |
57.97%
|
|
|
|
555 - Bridge Hands | 8670 |
42.85%
|
3162 |
80.74%
|
|
|
|
556 - Amazing | 4124 |
47.28%
|
1853 |
88.24%
|
|
|
|
557 - Burger | 4452 |
38.63%
|
1438 |
62.38%
|
|
|
|
558 - Wormholes | 32136 |
52.96%
|
9235 |
93.05%
|
|
|
|
559 - Squares (II) | 975 |
30.46%
|
325 |
67.69%
|
|
|
|
560 - Magic | 1763 |
19.17%
|
289 |
65.05%
|
|
|
|
561 - Jackpot | 1037 |
39.34%
|
492 |
63.62%
|
|
|
|
562 - Dividing coins | 64335 |
35.11%
|
12257 |
84.98%
|
|
|
|
563 - Crimewave | 7500 |
33.40%
|
1511 |
82.06%
|
|
|
|
564 - Gaston | 427 |
19.20%
|
118 |
54.24%
|
|
|
|
565 - Pizza Anyone? | 4285 |
38.48%
|
1085 |
76.41%
|
|
|
|
566 - Adam's Genes | 3299 |
9.31%
|
305 |
53.77%
|
|
|
|
567 - Risk | 22712 |
41.30%
|
6641 |
85.91%
|
|
|
|
568 - Just the Facts | 19393 |
53.64%
|
8446 |
90.48%
|
|
|
|
569 - Horse Shoe Scoring | 1090 |
10.64%
|
260 |
26.15%
|
|
|
|
570 - Stats | 715 |
47.55%
|
364 |
71.43%
|
|
|
|
571 - Jugs | 10412 |
45.86%
|
3074 |
87.70%
|
|
|
|
572 - Oil Deposits | 61271 |
61.86%
|
17663 |
95.75%
|
|
|
|
573 - The Snail | 49117 |
43.05%
|
17791 |
90.97%
|
|
|
|
574 - Sum It Up | 25587 |
45.41%
|
6936 |
88.57%
|
|
|
|
575 - Skew Binary | 26550 |
69.76%
|
15160 |
96.75%
|
|
|
|
576 - Haiku Review | 7373 |
59.08%
|
3939 |
92.51%
|
|
|
|
577 - WIMP | 759 |
21.61%
|
223 |
61.43%
|
|
|
|
578 - Polygon Puzzler | 605 |
31.57%
|
180 |
60.56%
|
|
|
|
579 - Clock Hands | 55467 |
44.19%
|
19188 |
92.41%
|
|
|
|
580 - Critical Mass | 8304 |
60.93%
|
2923 |
91.38%
|
|
|
|
581 - Word Search | 1146 |
11.17%
|
271 |
25.83%
|
|
|
|
582 - Randomly Wired Neural Nets | 153 |
22.88%
|
64 |
26.56%
|
|
|
|
583 - Prime Factors | 64944 |
29.51%
|
12031 |
79.74%
|
|
|
|
584 - Bowling | 5714 |
48.18%
|
2192 |
91.15%
|
|
|
|
585 - Triangles | 5415 |
27.42%
|
1419 |
73.64%
|
|
|
|
586 - Instant Complexity | 2191 |
35.14%
|
788 |
77.28%
|
|
|
|
587 - There's treasure everywhere! | 10606 |
32.76%
|
3292 |
82.75%
|
|
|
|
588 - Video Surveillance | 2178 |
37.83%
|
857 |
73.75%
|
|
|
|
589 - Pushing Boxes | 10262 |
17.19%
|
1106 |
81.65%
|
|
|
|
590 - Always on the run | 4477 |
47.09%
|
1688 |
88.39%
|
|
|
|
591 - Box of Bricks | 108846 |
32.82%
|
27307 |
85.37%
|
|
|
|
592 - Island of Logic | 2365 |
34.38%
|
727 |
79.09%
|
|
|
|
593 - MBone | 648 |
38.58%
|
284 |
75.00%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12398 |
62.74%
|
5513 |
94.99%
|
|
|
|
595 - A Major Problem | 774 |
19.25%
|
238 |
46.64%
|
|
|
|
596 - The Incredible Hull | 914 |
39.82%
|
234 |
80.34%
|
|
|
|
597 - Last Name First, Please | 277 |
8.66%
|
85 |
18.82%
|
|
|
|
598 - Bundling Newspapers | 9516 |
23.46%
|
1542 |
73.22%
|
|
|
|
599 - The Forrest for the Trees | 11276 |
51.94%
|
3802 |
91.40%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |