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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2643 |
10.71%
|
602 |
30.90%
|
|
|
|
501 - Black Box | 18625 |
24.98%
|
3069 |
65.00%
|
|
|
502 - DEL command | 2089 |
12.16%
|
439 |
41.46%
|
|
|
|
503 - Parallelepiped walk | 953 |
17.94%
|
304 |
43.09%
|
|
|
|
504 - Random number | 938 |
6.29%
|
197 |
21.32%
|
|
|
|
505 - Moscow time | 1852 |
19.01%
|
488 |
61.48%
|
|
|
|
506 - System Dependencies | 4436 |
27.82%
|
602 |
73.75%
|
|
|
|
507 - Jill Rides Again | 33964 |
31.37%
|
8061 |
77.55%
|
|
|
|
508 - Morse Mismatches | 5680 |
32.17%
|
729 |
83.26%
|
|
|
|
509 - RAID! | 3374 |
37.97%
|
589 |
80.14%
|
|
|
510 - Optimal Routing | 97 |
0.00%
|
47 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1058 |
61.81%
|
324 |
84.57%
|
|
|
|
512 - Spreadsheet Tracking | 12685 |
32.82%
|
1767 |
80.19%
|
|
|
|
513 - Window Frames | 153 |
18.95%
|
91 |
14.29%
|
|
|
|
514 - Rails | 79186 |
39.84%
|
15825 |
85.41%
|
|
|
|
515 - King | 6522 |
25.36%
|
1056 |
68.28%
|
|
|
|
516 - Prime Land | 11081 |
44.56%
|
4055 |
83.72%
|
|
|
|
517 - Word | 3179 |
26.42%
|
795 |
74.09%
|
|
|
|
518 - Time | 1546 |
26.97%
|
525 |
61.90%
|
|
|
|
519 - Puzzle (II) | 2735 |
23.47%
|
587 |
63.54%
|
|
|
|
520 - Append | 1671 |
31.60%
|
454 |
77.31%
|
|
|
|
521 - Gossiping | 1179 |
36.90%
|
497 |
76.46%
|
|
|
|
522 - Schedule Problem | 524 |
11.64%
|
119 |
28.57%
|
|
|
|
523 - Minimum Transport Cost | 7287 |
19.80%
|
1300 |
57.85%
|
|
|
|
524 - Prime Ring Problem | 81413 |
28.94%
|
13067 |
78.99%
|
|
|
|
525 - Milk Bottle Data | 297 |
13.13%
|
80 |
31.25%
|
|
|
|
526 - String Distance and Transform Process | 14306 |
26.22%
|
2800 |
71.43%
|
|
|
|
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 | 15822 |
25.17%
|
2994 |
67.47%
|
|
|
|
530 - Binomial Showdown | 42563 |
25.95%
|
10247 |
80.85%
|
|
|
|
531 - Compromise | 22081 |
30.39%
|
5161 |
76.54%
|
|
|
|
532 - Dungeon Master | 29593 |
40.41%
|
7659 |
89.78%
|
|
|
|
533 - Equation Solver | 1904 |
29.31%
|
699 |
58.51%
|
|
|
|
534 - Frogger | 21128 |
40.91%
|
5998 |
85.63%
|
|
|
|
535 - Globetrotter | 4204 |
31.21%
|
1244 |
78.30%
|
|
|
|
536 - Tree Recovery | 18717 |
65.44%
|
6468 |
94.45%
|
|
|
|
537 - Artificial Intelligence? | 18091 |
35.79%
|
5369 |
86.59%
|
|
|
|
538 - Balancing Bank Accounts | 3018 |
42.91%
|
1056 |
82.95%
|
|
|
|
539 - The Settlers of Catan | 8068 |
59.67%
|
3577 |
94.91%
|
|
|
|
540 - Team Queue | 50216 |
37.35%
|
8203 |
86.29%
|
|
|
|
541 - Error Correction | 30263 |
55.87%
|
12783 |
93.01%
|
|
|
|
542 - France '98 | 3387 |
62.65%
|
1816 |
90.14%
|
|
|
|
543 - Goldbach's Conjecture | 65123 |
42.69%
|
17735 |
89.63%
|
|
|
|
544 - Heavy Cargo | 13208 |
50.92%
|
4860 |
90.99%
|
|
|
|
545 - Heads | 6707 |
16.74%
|
1421 |
55.95%
|
|
|
|
546 - Image Recognizer | 408 |
20.83%
|
134 |
48.51%
|
|
|
|
547 - DDF | 3689 |
36.68%
|
979 |
81.92%
|
|
|
|
548 - Tree | 22410 |
45.12%
|
3968 |
87.70%
|
|
|
|
549 - Evaluating an Equations Board | 462 |
19.70%
|
128 |
47.66%
|
|
|
|
550 - Multiplying by Rotation | 3964 |
51.54%
|
1515 |
90.30%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7429 |
31.69%
|
1679 |
76.00%
|
|
|
|
552 - Filling the Gaps | 1103 |
31.37%
|
329 |
74.47%
|
|
|
|
553 - Simply proportion | 430 |
46.74%
|
194 |
80.93%
|
|
|
|
554 - Caesar Cypher | 6326 |
18.94%
|
1534 |
57.82%
|
|
|
|
555 - Bridge Hands | 8576 |
42.84%
|
3136 |
80.74%
|
|
|
|
556 - Amazing | 4102 |
47.25%
|
1846 |
88.24%
|
|
|
|
557 - Burger | 4377 |
38.50%
|
1417 |
61.82%
|
|
|
|
558 - Wormholes | 30650 |
52.59%
|
9112 |
93.05%
|
|
|
|
559 - Squares (II) | 964 |
30.19%
|
318 |
67.92%
|
|
|
|
560 - Magic | 1743 |
18.93%
|
282 |
64.89%
|
|
|
|
561 - Jackpot | 1031 |
39.28%
|
489 |
63.60%
|
|
|
|
562 - Dividing coins | 62564 |
34.90%
|
12137 |
84.95%
|
|
|
|
563 - Crimewave | 7358 |
33.09%
|
1487 |
81.84%
|
|
|
|
564 - Gaston | 418 |
18.42%
|
109 |
54.13%
|
|
|
|
565 - Pizza Anyone? | 4227 |
38.59%
|
1078 |
76.44%
|
|
|
|
566 - Adam's Genes | 3291 |
9.15%
|
299 |
53.51%
|
|
|
|
567 - Risk | 22609 |
41.30%
|
6623 |
85.93%
|
|
|
|
568 - Just the Facts | 19338 |
53.58%
|
8425 |
90.49%
|
|
|
|
569 - Horse Shoe Scoring | 1074 |
9.96%
|
253 |
23.72%
|
|
|
|
570 - Stats | 691 |
48.05%
|
355 |
72.11%
|
|
|
|
571 - Jugs | 10195 |
45.74%
|
3035 |
87.64%
|
|
|
|
572 - Oil Deposits | 59069 |
61.48%
|
17347 |
95.72%
|
|
|
|
573 - The Snail | 47867 |
43.04%
|
17657 |
90.94%
|
|
|
|
574 - Sum It Up | 24460 |
44.94%
|
6858 |
88.61%
|
|
|
|
575 - Skew Binary | 26480 |
69.72%
|
15128 |
96.75%
|
|
|
|
576 - Haiku Review | 7338 |
59.06%
|
3922 |
92.53%
|
|
|
|
577 - WIMP | 755 |
21.32%
|
219 |
61.19%
|
|
|
|
578 - Polygon Puzzler | 599 |
31.22%
|
177 |
59.89%
|
|
|
|
579 - Clock Hands | 55071 |
44.12%
|
19128 |
92.40%
|
|
|
|
580 - Critical Mass | 8240 |
60.76%
|
2896 |
91.37%
|
|
|
|
581 - Word Search | 1140 |
10.79%
|
268 |
25.00%
|
|
|
|
582 - Randomly Wired Neural Nets | 146 |
20.55%
|
58 |
22.41%
|
|
|
|
583 - Prime Factors | 64143 |
29.36%
|
11951 |
79.68%
|
|
|
|
584 - Bowling | 5619 |
47.96%
|
2148 |
91.15%
|
|
|
|
585 - Triangles | 5397 |
27.37%
|
1413 |
73.81%
|
|
|
|
586 - Instant Complexity | 2167 |
34.98%
|
782 |
76.98%
|
|
|
|
587 - There's treasure everywhere! | 10489 |
32.70%
|
3274 |
82.74%
|
|
|
|
588 - Video Surveillance | 2157 |
37.92%
|
852 |
73.94%
|
|
|
|
589 - Pushing Boxes | 9971 |
16.45%
|
1054 |
81.31%
|
|
|
|
590 - Always on the run | 4415 |
46.86%
|
1672 |
88.40%
|
|
|
|
591 - Box of Bricks | 107580 |
32.66%
|
27191 |
85.32%
|
|
|
|
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 | 12158 |
62.56%
|
5483 |
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 | 9436 |
23.36%
|
1532 |
73.17%
|
|
|
|
599 - The Forrest for the Trees | 11032 |
51.79%
|
3752 |
91.36%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |