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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
400 - Unix ls | 31982 |
40.79%
|
6624 |
87.30%
|
|
|
401 - Palindromes | 115523 |
28.20%
|
22215 |
82.18%
|
|
|
|
402 - M*A*S*H | 12375 |
19.45%
|
3052 |
48.75%
|
|
|
|
403 - Postscript | 3415 |
22.43%
|
1133 |
58.43%
|
|
|
|
404 - Radar Scopes | 1203 |
12.72%
|
362 |
34.81%
|
|
|
|
405 - Message Routing | 1319 |
34.72%
|
533 |
74.11%
|
|
|
|
406 - Prime Cuts | 58632 |
27.22%
|
12856 |
74.63%
|
|
|
|
407 - Gears on a Board | 1490 |
16.58%
|
397 |
50.63%
|
|
|
|
408 - Uniform Generator | 35968 |
32.81%
|
10512 |
74.27%
|
|
|
|
409 - Excuses, Excuses! | 19169 |
33.07%
|
5235 |
83.06%
|
|
|
|
410 - Station Balance | 16027 |
25.83%
|
3484 |
70.69%
|
|
|
|
411 - Centipede Collisions | 797 |
30.74%
|
348 |
63.51%
|
|
|
|
412 - Pi | 29636 |
38.66%
|
9125 |
84.73%
|
|
|
|
413 - Up and Down Sequences | 4189 |
46.86%
|
2061 |
80.54%
|
|
|
|
414 - Machined Surfaces | 33222 |
42.13%
|
10951 |
92.14%
|
|
|
|
415 - Sunrise | 1122 |
45.10%
|
355 |
70.99%
|
|
|
|
416 - LED Test | 4850 |
38.12%
|
1808 |
84.40%
|
|
|
|
417 - Word Index | 17071 |
67.04%
|
7686 |
95.26%
|
|
|
|
418 - Molecules | 1711 |
55.52%
|
621 |
87.12%
|
|
|
|
419 - Matching Meetings | 802 |
25.56%
|
272 |
63.60%
|
|
|
|
420 - Supercomputer Selection, The Sequel | 283 |
49.12%
|
173 |
70.52%
|
|
|
|
421 - Polygonal Puzzle | 492 |
24.59%
|
190 |
53.68%
|
|
|
|
422 - Word-Search Wonder | 5578 |
53.17%
|
2665 |
90.28%
|
|
|
|
423 - MPI Maelstrom | 10176 |
51.67%
|
3711 |
92.43%
|
|
|
|
424 - Integer Inquiry | 44549 |
43.76%
|
15511 |
88.83%
|
|
|
|
425 - Enigmatic Encryption | 1520 |
30.79%
|
360 |
74.44%
|
|
|
|
426 - Fifth Bank of Swamp County | 2306 |
19.12%
|
612 |
45.59%
|
|
|
|
427 - FlatLand Piano Movers | 1425 |
43.79%
|
582 |
80.58%
|
|
|
|
428 - Swamp County Roofs | 859 |
44.70%
|
426 |
77.93%
|
|
|
|
429 - Word Transformation | 25052 |
30.84%
|
5740 |
80.71%
|
|
|
|
430 - Swamp County Supervisors | 1341 |
26.99%
|
354 |
57.34%
|
|
|
|
431 - Trial of the Millennium | 2578 |
13.42%
|
388 |
46.65%
|
|
|
|
432 - Modern Art | 1082 |
39.56%
|
381 |
69.03%
|
|
|
|
433 - Bank (Not Quite O.C.R.) | 1904 |
36.03%
|
671 |
76.15%
|
|
|
|
434 - Matty's Blocks | 3353 |
41.96%
|
1288 |
81.44%
|
|
|
|
435 - Block Voting | 4428 |
51.49%
|
1803 |
87.19%
|
|
|
|
436 - Arbitrage (II) | 5810 |
45.87%
|
2043 |
88.69%
|
|
|
|
437 - The Tower of Babylon | 21629 |
57.89%
|
6018 |
93.24%
|
|
|
|
438 - The Circumference of the Circle | 15030 |
67.17%
|
7860 |
94.71%
|
|
|
|
439 - Knight Moves | 44089 |
57.51%
|
12850 |
94.07%
|
|
|
|
440 - Eeny Meeny Moo | 10816 |
69.30%
|
5344 |
94.27%
|
|
|
|
441 - Lotto | 39538 |
42.93%
|
12842 |
82.91%
|
|
|
|
442 - Matrix Chain Multiplication | 19010 |
64.84%
|
6139 |
94.43%
|
|
|
|
443 - Humble Numbers | 19062 |
43.83%
|
6727 |
89.28%
|
|
|
|
444 - Encoder and Decoder | 25594 |
31.07%
|
6998 |
80.24%
|
|
|
|
445 - Marvelous Mazes | 41457 |
41.42%
|
12678 |
87.52%
|
|
|
|
446 - Kibbles "n" Bits "n" Bits "n" Bits | 16342 |
48.97%
|
6130 |
93.38%
|
|
|
|
447 - Population Explosion | 3517 |
23.29%
|
1190 |
54.71%
|
|
|
|
448 - OOPS! | 5292 |
47.90%
|
1413 |
81.88%
|
|
|
|
449 - Majoring in Scales | 2057 |
28.83%
|
545 |
51.38%
|
|
|
|
450 - Little Black Book | 13424 |
30.55%
|
2317 |
83.38%
|
|
|
|
451 - Poker Solitaire Evaluator | 2060 |
22.91%
|
482 |
67.43%
|
|
|
|
452 - Project Scheduling | 6766 |
33.45%
|
1820 |
84.34%
|
|
|
|
453 - Intersecting Circles | 9282 |
8.58%
|
1094 |
35.83%
|
|
|
|
454 - Anagrams | 14751 |
20.63%
|
3369 |
68.18%
|
|
|
|
455 - Periodic Strings | 118284 |
23.94%
|
14975 |
73.01%
|
|
|
|
456 - Robotic Stacker | 347 |
42.65%
|
171 |
50.29%
|
|
|
|
457 - Linear Cellular Automata | 13166 |
37.10%
|
3798 |
85.44%
|
|
|
|
458 - The Decoder | 94829 |
46.35%
|
33025 |
92.45%
|
|
|
|
459 - Graph Connectivity | 58375 |
27.80%
|
10937 |
79.08%
|
|
|
|
460 - Overlapping Rectangles | 14239 |
27.53%
|
3760 |
73.16%
|
|
|
|
461 - The Reservation Maker | 98 |
3.06%
|
49 |
6.12%
|
|
|
|
462 - Bridge Hand Evaluator | 10111 |
33.51%
|
3117 |
83.35%
|
|
|
|
463 - Polynomial Factorization | 579 |
12.95%
|
83 |
31.33%
|
|
|
|
464 - Sentence/Phrase Generator | 1858 |
32.02%
|
519 |
72.06%
|
|
|
|
465 - Overflow | 35908 |
21.67%
|
6304 |
69.32%
|
|
|
|
466 - Mirror, Mirror | 4569 |
55.85%
|
2131 |
90.71%
|
|
|
|
467 - Synching Signals | 3859 |
44.44%
|
1150 |
89.30%
|
|
|
|
468 - Key to Success | 5339 |
22.89%
|
1618 |
57.91%
|
|
|
|
469 - Wetlands of Florida | 27241 |
27.79%
|
5915 |
77.75%
|
|
|
|
470 - Nasty Virus | 153 |
2.61%
|
50 |
8.00%
|
|
|
|
471 - Magic Numbers | 9964 |
31.29%
|
2696 |
74.59%
|
|
|
|
472 - Simultaneous Equations | 433 |
11.09%
|
66 |
40.91%
|
|
|
|
473 - Raucous Rockers | 5312 |
27.43%
|
946 |
75.37%
|
|
|
|
474 - Heads / Tails Probability | 12019 |
38.41%
|
2780 |
83.92%
|
|
|
|
475 - Wild Thing | 1248 |
21.55%
|
227 |
55.95%
|
|
|
|
476 - Points in Figures: Rectangles | 33919 |
40.94%
|
9738 |
91.55%
|
|
|
|
477 - Points in Figures: Rectangles and Circles | 15755 |
58.96%
|
6835 |
94.73%
|
|
|
|
478 - Points in Figures: Rectangles, Circles, Triangles | 15408 |
42.82%
|
4611 |
89.92%
|
|
|
|
479 - Irrigation Flow Rates | 137 |
11.68%
|
83 |
13.25%
|
|
|
|
480 - Tempus Fugit | 161 |
19.88%
|
63 |
20.63%
|
|
|
|
481 - What Goes Up | 37476 |
27.44%
|
8194 |
74.36%
|
|
|
|
482 - Permutation Arrays | 40076 |
24.89%
|
8556 |
76.86%
|
|
|
|
483 - Word Scramble | 61127 |
43.16%
|
19661 |
87.59%
|
|
|
|
484 - The Department of Redundancy Department | 46363 |
45.66%
|
11916 |
90.21%
|
|
|
|
485 - Pascal's Triangle of Death | 13684 |
31.80%
|
4003 |
65.38%
|
|
|
|
486 - English-Number Translator | 9320 |
38.77%
|
2746 |
76.33%
|
|
|
|
487 - Boggle Blitz | 5035 |
38.31%
|
1181 |
65.71%
|
|
|
|
488 - Triangle Wave | 122048 |
24.03%
|
25125 |
73.04%
|
|
|
|
489 - Hangman Judge | 63517 |
32.12%
|
13747 |
75.78%
|
|
|
|
490 - Rotating Sentences | 62266 |
32.47%
|
15105 |
82.81%
|
|
|
|
491 - Tile Topology | 942 |
25.80%
|
327 |
59.94%
|
|
|
|
492 - Pig-Latin | 56482 |
24.06%
|
9750 |
77.60%
|
|
|
|
493 - Rational Spiral | 2711 |
38.18%
|
722 |
80.75%
|
|
|
|
494 - Kindergarten Counting Game | 97301 |
39.45%
|
30171 |
88.62%
|
|
|
|
495 - Fibonacci Freeze | 73908 |
27.24%
|
16190 |
70.09%
|
|
|
|
496 - Simply Subsets | 13417 |
48.21%
|
4613 |
88.62%
|
|
|
|
497 - Strategic Defense Initiative | 30525 |
24.33%
|
5854 |
73.52%
|
|
|
|
498 - Polly the Polynomial | 14669 |
39.45%
|
4683 |
77.92%
|
|
|
|
499 - What's The Frequency, Kenneth? | 23245 |
58.32%
|
11435 |
94.11%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |