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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
400 - Unix ls | 32089 |
40.85%
|
6655 |
87.32%
|
|
|
401 - Palindromes | 117168 |
28.28%
|
22375 |
82.26%
|
|
|
|
402 - M*A*S*H | 12395 |
19.49%
|
3057 |
48.74%
|
|
|
|
403 - Postscript | 3421 |
22.54%
|
1136 |
58.54%
|
|
|
|
404 - Radar Scopes | 1217 |
13.23%
|
370 |
35.95%
|
|
|
|
405 - Message Routing | 1326 |
34.77%
|
536 |
74.07%
|
|
|
|
406 - Prime Cuts | 59506 |
27.42%
|
12942 |
74.77%
|
|
|
|
407 - Gears on a Board | 1495 |
16.66%
|
400 |
50.50%
|
|
|
|
408 - Uniform Generator | 36459 |
32.83%
|
10606 |
74.34%
|
|
|
|
409 - Excuses, Excuses! | 19259 |
33.12%
|
5259 |
83.04%
|
|
|
|
410 - Station Balance | 16314 |
25.88%
|
3517 |
70.57%
|
|
|
|
411 - Centipede Collisions | 803 |
31.13%
|
353 |
63.74%
|
|
|
|
412 - Pi | 29876 |
38.68%
|
9171 |
84.79%
|
|
|
|
413 - Up and Down Sequences | 4195 |
46.89%
|
2065 |
80.53%
|
|
|
|
414 - Machined Surfaces | 33338 |
42.17%
|
10983 |
92.12%
|
|
|
|
415 - Sunrise | 1128 |
45.21%
|
359 |
71.31%
|
|
|
|
416 - LED Test | 4861 |
38.18%
|
1813 |
84.39%
|
|
|
|
417 - Word Index | 17389 |
67.01%
|
7761 |
95.27%
|
|
|
|
418 - Molecules | 1720 |
55.58%
|
626 |
87.06%
|
|
|
|
419 - Matching Meetings | 919 |
24.92%
|
301 |
63.46%
|
|
|
|
420 - Supercomputer Selection, The Sequel | 289 |
49.48%
|
178 |
70.79%
|
|
|
|
421 - Polygonal Puzzle | 520 |
25.38%
|
204 |
54.41%
|
|
|
|
422 - Word-Search Wonder | 5605 |
53.29%
|
2677 |
90.29%
|
|
|
|
423 - MPI Maelstrom | 10741 |
51.90%
|
3768 |
92.44%
|
|
|
|
424 - Integer Inquiry | 44623 |
43.78%
|
15530 |
88.83%
|
|
|
|
425 - Enigmatic Encryption | 1523 |
30.86%
|
363 |
74.38%
|
|
|
|
426 - Fifth Bank of Swamp County | 2313 |
19.28%
|
615 |
45.69%
|
|
|
|
427 - FlatLand Piano Movers | 1455 |
44.19%
|
587 |
80.58%
|
|
|
|
428 - Swamp County Roofs | 866 |
44.80%
|
430 |
77.67%
|
|
|
|
429 - Word Transformation | 25379 |
31.08%
|
5764 |
80.71%
|
|
|
|
430 - Swamp County Supervisors | 1345 |
27.14%
|
357 |
57.42%
|
|
|
|
431 - Trial of the Millennium | 2604 |
13.29%
|
390 |
46.41%
|
|
|
|
432 - Modern Art | 1086 |
39.69%
|
384 |
69.27%
|
|
|
|
433 - Bank (Not Quite O.C.R.) | 1908 |
36.11%
|
673 |
76.23%
|
|
|
|
434 - Matty's Blocks | 3362 |
41.94%
|
1294 |
81.22%
|
|
|
|
435 - Block Voting | 4456 |
51.50%
|
1815 |
87.16%
|
|
|
|
436 - Arbitrage (II) | 5926 |
45.82%
|
2057 |
88.58%
|
|
|
|
437 - The Tower of Babylon | 21855 |
58.04%
|
6080 |
93.24%
|
|
|
|
438 - The Circumference of the Circle | 15106 |
67.17%
|
7879 |
94.69%
|
|
|
|
439 - Knight Moves | 45256 |
57.79%
|
12989 |
94.08%
|
|
|
|
440 - Eeny Meeny Moo | 10846 |
69.28%
|
5357 |
94.27%
|
|
|
|
441 - Lotto | 40224 |
42.94%
|
12935 |
82.99%
|
|
|
|
442 - Matrix Chain Multiplication | 19139 |
64.95%
|
6176 |
94.43%
|
|
|
|
443 - Humble Numbers | 19099 |
43.83%
|
6743 |
89.29%
|
|
|
|
444 - Encoder and Decoder | 25633 |
31.08%
|
7006 |
80.22%
|
|
|
|
445 - Marvelous Mazes | 41530 |
41.45%
|
12701 |
87.52%
|
|
|
|
446 - Kibbles "n" Bits "n" Bits "n" Bits | 16377 |
48.98%
|
6139 |
93.35%
|
|
|
|
447 - Population Explosion | 3535 |
23.34%
|
1194 |
54.61%
|
|
|
|
448 - OOPS! | 5330 |
47.82%
|
1421 |
81.91%
|
|
|
|
449 - Majoring in Scales | 2074 |
28.83%
|
550 |
51.45%
|
|
|
|
450 - Little Black Book | 13471 |
30.62%
|
2325 |
83.40%
|
|
|
|
451 - Poker Solitaire Evaluator | 2067 |
23.03%
|
487 |
67.35%
|
|
|
|
452 - Project Scheduling | 6816 |
33.60%
|
1830 |
84.37%
|
|
|
|
453 - Intersecting Circles | 9611 |
8.59%
|
1106 |
35.90%
|
|
|
|
454 - Anagrams | 14836 |
20.70%
|
3386 |
68.28%
|
|
|
|
455 - Periodic Strings | 120651 |
24.00%
|
15220 |
73.07%
|
|
|
|
456 - Robotic Stacker | 350 |
42.86%
|
174 |
50.57%
|
|
|
|
457 - Linear Cellular Automata | 13266 |
37.10%
|
3817 |
85.46%
|
|
|
|
458 - The Decoder | 95227 |
46.32%
|
33092 |
92.44%
|
|
|
|
459 - Graph Connectivity | 60421 |
28.16%
|
11037 |
79.18%
|
|
|
|
460 - Overlapping Rectangles | 14430 |
27.55%
|
3788 |
73.34%
|
|
|
|
461 - The Reservation Maker | 123 |
2.44%
|
56 |
5.36%
|
|
|
|
462 - Bridge Hand Evaluator | 10206 |
33.55%
|
3135 |
83.38%
|
|
|
|
463 - Polynomial Factorization | 593 |
13.83%
|
88 |
36.36%
|
|
|
|
464 - Sentence/Phrase Generator | 1866 |
32.21%
|
525 |
72.19%
|
|
|
|
465 - Overflow | 35981 |
21.70%
|
6311 |
69.32%
|
|
|
|
466 - Mirror, Mirror | 4655 |
55.90%
|
2161 |
90.79%
|
|
|
|
467 - Synching Signals | 3881 |
44.55%
|
1158 |
89.21%
|
|
|
|
468 - Key to Success | 5375 |
22.98%
|
1626 |
58.00%
|
|
|
|
469 - Wetlands of Florida | 27570 |
27.99%
|
5948 |
77.77%
|
|
|
|
470 - Nasty Virus | 207 |
1.93%
|
58 |
6.90%
|
|
|
|
471 - Magic Numbers | 10014 |
31.34%
|
2707 |
74.62%
|
|
|
|
472 - Simultaneous Equations | 440 |
11.59%
|
70 |
41.43%
|
|
|
|
473 - Raucous Rockers | 5326 |
27.49%
|
952 |
75.42%
|
|
|
|
474 - Heads / Tails Probability | 12034 |
38.41%
|
2785 |
83.91%
|
|
|
|
475 - Wild Thing | 1278 |
21.44%
|
232 |
55.60%
|
|
|
|
476 - Points in Figures: Rectangles | 34192 |
41.07%
|
9792 |
91.56%
|
|
|
|
477 - Points in Figures: Rectangles and Circles | 15809 |
59.05%
|
6853 |
94.73%
|
|
|
|
478 - Points in Figures: Rectangles, Circles, Triangles | 15452 |
42.82%
|
4617 |
89.91%
|
|
|
|
479 - Irrigation Flow Rates | 146 |
14.38%
|
89 |
17.98%
|
|
|
|
480 - Tempus Fugit | 172 |
20.93%
|
68 |
23.53%
|
|
|
|
481 - What Goes Up | 37902 |
27.57%
|
8243 |
74.32%
|
|
|
|
482 - Permutation Arrays | 40435 |
25.02%
|
8590 |
76.93%
|
|
|
|
483 - Word Scramble | 61525 |
43.21%
|
19759 |
87.63%
|
|
|
|
484 - The Department of Redundancy Department | 48037 |
46.07%
|
12024 |
90.24%
|
|
|
|
485 - Pascal's Triangle of Death | 13703 |
31.83%
|
4007 |
65.39%
|
|
|
|
486 - English-Number Translator | 9613 |
39.00%
|
2750 |
76.29%
|
|
|
|
487 - Boggle Blitz | 5124 |
38.76%
|
1189 |
65.69%
|
|
|
|
488 - Triangle Wave | 122625 |
24.05%
|
25187 |
73.08%
|
|
|
|
489 - Hangman Judge | 64069 |
32.20%
|
13831 |
75.84%
|
|
|
|
490 - Rotating Sentences | 64291 |
33.05%
|
15359 |
83.03%
|
|
|
|
491 - Tile Topology | 962 |
25.78%
|
333 |
60.36%
|
|
|
|
492 - Pig-Latin | 57321 |
24.17%
|
9767 |
77.62%
|
|
|
|
493 - Rational Spiral | 2729 |
38.15%
|
726 |
80.72%
|
|
|
|
494 - Kindergarten Counting Game | 97882 |
39.51%
|
30257 |
88.63%
|
|
|
|
495 - Fibonacci Freeze | 74434 |
27.32%
|
16231 |
70.10%
|
|
|
|
496 - Simply Subsets | 13522 |
48.45%
|
4637 |
88.66%
|
|
|
|
497 - Strategic Defense Initiative | 30915 |
24.32%
|
5873 |
73.52%
|
|
|
|
498 - Polly the Polynomial | 14854 |
39.52%
|
4729 |
78.01%
|
|
|
|
499 - What's The Frequency, Kenneth? | 23556 |
58.52%
|
11482 |
94.11%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |