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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
500 - Table | 2662 |
10.71%
|
606 |
31.02%
|
|
|
|
501 - Black Box | 18736 |
25.15%
|
3088 |
65.09%
|
|
|
502 - DEL command | 2101 |
12.23%
|
441 |
41.50%
|
|
|
|
503 - Parallelepiped walk | 954 |
17.92%
|
305 |
42.95%
|
|
|
|
504 - Random number | 1008 |
7.54%
|
216 |
25.93%
|
|
|
|
505 - Moscow time | 1867 |
19.07%
|
493 |
61.66%
|
|
|
|
506 - System Dependencies | 4496 |
27.69%
|
612 |
73.37%
|
|
|
|
507 - Jill Rides Again | 34264 |
31.46%
|
8105 |
77.62%
|
|
|
|
508 - Morse Mismatches | 5724 |
32.15%
|
737 |
83.18%
|
|
|
|
509 - RAID! | 3401 |
37.96%
|
593 |
80.10%
|
|
|
510 - Optimal Routing | 98 |
0.00%
|
48 |
0.00%
|
|
|
|
511 - Do You Know the Way to San Jose? | 1076 |
61.62%
|
330 |
84.55%
|
|
|
|
512 - Spreadsheet Tracking | 12826 |
32.70%
|
1784 |
80.16%
|
|
|
|
513 - Window Frames | 154 |
18.83%
|
92 |
14.13%
|
|
|
|
514 - Rails | 80430 |
39.98%
|
15949 |
85.40%
|
|
|
|
515 - King | 6578 |
25.36%
|
1070 |
68.22%
|
|
|
|
516 - Prime Land | 11269 |
44.50%
|
4077 |
83.71%
|
|
|
|
517 - Word | 3180 |
26.42%
|
796 |
73.99%
|
|
|
|
518 - Time | 1548 |
26.94%
|
527 |
61.67%
|
|
|
|
519 - Puzzle (II) | 2743 |
23.55%
|
589 |
63.67%
|
|
|
|
520 - Append | 1672 |
31.58%
|
455 |
77.14%
|
|
|
|
521 - Gossiping | 1185 |
36.88%
|
500 |
76.40%
|
|
|
|
522 - Schedule Problem | 539 |
12.62%
|
122 |
30.33%
|
|
|
|
523 - Minimum Transport Cost | 7305 |
19.85%
|
1303 |
57.79%
|
|
|
|
524 - Prime Ring Problem | 83147 |
28.91%
|
13205 |
78.95%
|
|
|
|
525 - Milk Bottle Data | 303 |
12.87%
|
83 |
30.12%
|
|
|
|
526 - String Distance and Transform Process | 14484 |
26.13%
|
2807 |
71.39%
|
|
|
|
527 - The partition of a cake | 2228 |
10.82%
|
361 |
42.38%
|
|
|
|
528 - The Problem of Train Setout | 154 |
4.55%
|
51 |
7.84%
|
|
|
|
529 - Addition Chains | 16930 |
25.20%
|
3138 |
68.07%
|
|
|
|
530 - Binomial Showdown | 42701 |
26.03%
|
10263 |
80.84%
|
|
|
|
531 - Compromise | 22169 |
30.42%
|
5169 |
76.55%
|
|
|
|
532 - Dungeon Master | 29865 |
40.55%
|
7713 |
89.80%
|
|
|
|
533 - Equation Solver | 1907 |
29.37%
|
701 |
58.63%
|
|
|
|
534 - Frogger | 21527 |
41.04%
|
6050 |
85.67%
|
|
|
|
535 - Globetrotter | 4205 |
31.20%
|
1245 |
78.23%
|
|
|
|
536 - Tree Recovery | 19496 |
65.36%
|
6526 |
94.41%
|
|
|
|
537 - Artificial Intelligence? | 18100 |
35.78%
|
5372 |
86.58%
|
|
|
|
538 - Balancing Bank Accounts | 3025 |
42.88%
|
1057 |
82.97%
|
|
|
|
539 - The Settlers of Catan | 8081 |
59.65%
|
3584 |
94.87%
|
|
|
|
540 - Team Queue | 51134 |
37.56%
|
8341 |
86.38%
|
|
|
|
541 - Error Correction | 30761 |
55.89%
|
12838 |
93.01%
|
|
|
|
542 - France '98 | 3405 |
62.58%
|
1825 |
90.08%
|
|
|
|
543 - Goldbach's Conjecture | 65894 |
42.83%
|
17871 |
89.67%
|
|
|
|
544 - Heavy Cargo | 13257 |
50.89%
|
4865 |
90.98%
|
|
|
|
545 - Heads | 6734 |
16.80%
|
1424 |
55.97%
|
|
|
|
546 - Image Recognizer | 409 |
20.78%
|
135 |
48.15%
|
|
|
|
547 - DDF | 3691 |
36.66%
|
981 |
81.75%
|
|
|
|
548 - Tree | 22715 |
45.22%
|
4002 |
87.73%
|
|
|
|
549 - Evaluating an Equations Board | 463 |
19.65%
|
129 |
47.29%
|
|
|
|
550 - Multiplying by Rotation | 3974 |
51.51%
|
1519 |
90.26%
|
|
|
|
551 - Nesting a Bunch of Brackets | 7562 |
31.58%
|
1693 |
76.02%
|
|
|
|
552 - Filling the Gaps | 1104 |
31.34%
|
330 |
74.24%
|
|
|
|
553 - Simply proportion | 431 |
46.64%
|
195 |
80.51%
|
|
|
|
554 - Caesar Cypher | 6364 |
18.93%
|
1536 |
57.81%
|
|
|
|
555 - Bridge Hands | 8642 |
42.80%
|
3150 |
80.76%
|
|
|
|
556 - Amazing | 4115 |
47.17%
|
1849 |
88.21%
|
|
|
|
557 - Burger | 4422 |
38.53%
|
1432 |
62.15%
|
|
|
|
558 - Wormholes | 31321 |
52.52%
|
9152 |
93.06%
|
|
|
|
559 - Squares (II) | 965 |
30.16%
|
319 |
67.71%
|
|
|
|
560 - Magic | 1758 |
19.00%
|
285 |
64.91%
|
|
|
|
561 - Jackpot | 1032 |
39.24%
|
490 |
63.47%
|
|
|
|
562 - Dividing coins | 63638 |
34.98%
|
12191 |
84.94%
|
|
|
|
563 - Crimewave | 7458 |
33.27%
|
1503 |
81.97%
|
|
|
|
564 - Gaston | 419 |
18.38%
|
110 |
53.64%
|
|
|
|
565 - Pizza Anyone? | 4277 |
38.44%
|
1082 |
76.43%
|
|
|
|
566 - Adam's Genes | 3292 |
9.14%
|
300 |
53.33%
|
|
|
|
567 - Risk | 22688 |
41.29%
|
6634 |
85.91%
|
|
|
|
568 - Just the Facts | 19361 |
53.61%
|
8433 |
90.48%
|
|
|
|
569 - Horse Shoe Scoring | 1079 |
10.10%
|
257 |
24.12%
|
|
|
|
570 - Stats | 705 |
47.80%
|
362 |
71.27%
|
|
|
|
571 - Jugs | 10282 |
45.81%
|
3053 |
87.68%
|
|
|
|
572 - Oil Deposits | 59898 |
61.61%
|
17515 |
95.73%
|
|
|
|
573 - The Snail | 48656 |
43.09%
|
17717 |
90.95%
|
|
|
|
574 - Sum It Up | 25143 |
45.09%
|
6904 |
88.59%
|
|
|
|
575 - Skew Binary | 26496 |
69.74%
|
15137 |
96.75%
|
|
|
|
576 - Haiku Review | 7349 |
59.07%
|
3928 |
92.52%
|
|
|
|
577 - WIMP | 756 |
21.30%
|
220 |
60.91%
|
|
|
|
578 - Polygon Puzzler | 600 |
31.17%
|
178 |
59.55%
|
|
|
|
579 - Clock Hands | 55262 |
44.17%
|
19155 |
92.40%
|
|
|
|
580 - Critical Mass | 8281 |
60.86%
|
2914 |
91.39%
|
|
|
|
581 - Word Search | 1141 |
10.78%
|
269 |
24.91%
|
|
|
|
582 - Randomly Wired Neural Nets | 147 |
20.41%
|
59 |
22.03%
|
|
|
|
583 - Prime Factors | 64480 |
29.41%
|
11986 |
79.72%
|
|
|
|
584 - Bowling | 5679 |
48.07%
|
2175 |
91.17%
|
|
|
|
585 - Triangles | 5401 |
27.37%
|
1415 |
73.71%
|
|
|
|
586 - Instant Complexity | 2185 |
35.01%
|
786 |
77.23%
|
|
|
|
587 - There's treasure everywhere! | 10557 |
32.68%
|
3284 |
82.73%
|
|
|
|
588 - Video Surveillance | 2169 |
37.81%
|
856 |
73.71%
|
|
|
|
589 - Pushing Boxes | 10207 |
16.97%
|
1095 |
81.37%
|
|
|
|
590 - Always on the run | 4459 |
47.03%
|
1681 |
88.40%
|
|
|
|
591 - Box of Bricks | 108284 |
32.75%
|
27241 |
85.34%
|
|
|
|
592 - Island of Logic | 2325 |
34.02%
|
713 |
78.68%
|
|
|
|
593 - MBone | 643 |
38.57%
|
281 |
75.44%
|
|
|
|
594 - One Little, Two Little, Three Little Endians | 12352 |
62.75%
|
5492 |
95.03%
|
|
|
|
595 - A Major Problem | 769 |
18.86%
|
234 |
46.15%
|
|
|
|
596 - The Incredible Hull | 912 |
39.69%
|
233 |
80.26%
|
|
|
|
597 - Last Name First, Please | 266 |
6.77%
|
79 |
13.92%
|
|
|
|
598 - Bundling Newspapers | 9484 |
23.40%
|
1536 |
73.11%
|
|
|
|
599 - The Forrest for the Trees | 11150 |
51.77%
|
3770 |
91.35%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |