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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
400 - Unix ls | 32066 |
40.83%
|
6645 |
87.30%
|
|
|
401 - Palindromes | 116917 |
28.26%
|
22351 |
82.25%
|
|
|
|
402 - M*A*S*H | 12391 |
19.49%
|
3055 |
48.74%
|
|
|
|
403 - Postscript | 3417 |
22.45%
|
1134 |
58.38%
|
|
|
|
404 - Radar Scopes | 1214 |
13.01%
|
368 |
35.33%
|
|
|
|
405 - Message Routing | 1322 |
34.72%
|
535 |
74.02%
|
|
|
|
406 - Prime Cuts | 59468 |
27.40%
|
12929 |
74.75%
|
|
|
|
407 - Gears on a Board | 1491 |
16.57%
|
398 |
50.50%
|
|
|
|
408 - Uniform Generator | 36316 |
32.82%
|
10570 |
74.30%
|
|
|
|
409 - Excuses, Excuses! | 19224 |
33.11%
|
5250 |
83.03%
|
|
|
|
410 - Station Balance | 16255 |
25.85%
|
3504 |
70.61%
|
|
|
|
411 - Centipede Collisions | 801 |
30.96%
|
351 |
63.53%
|
|
|
|
412 - Pi | 29760 |
38.69%
|
9154 |
84.78%
|
|
|
|
413 - Up and Down Sequences | 4192 |
46.88%
|
2063 |
80.51%
|
|
|
|
414 - Machined Surfaces | 33285 |
42.14%
|
10973 |
92.11%
|
|
|
|
415 - Sunrise | 1125 |
45.16%
|
357 |
71.15%
|
|
|
|
416 - LED Test | 4857 |
38.13%
|
1810 |
84.36%
|
|
|
|
417 - Word Index | 17357 |
66.98%
|
7745 |
95.26%
|
|
|
|
418 - Molecules | 1715 |
55.45%
|
624 |
86.86%
|
|
|
|
419 - Matching Meetings | 914 |
24.62%
|
299 |
63.21%
|
|
|
|
420 - Supercomputer Selection, The Sequel | 286 |
49.30%
|
176 |
70.45%
|
|
|
|
421 - Polygonal Puzzle | 495 |
24.85%
|
193 |
53.89%
|
|
|
|
422 - Word-Search Wonder | 5589 |
53.23%
|
2672 |
90.27%
|
|
|
|
423 - MPI Maelstrom | 10681 |
51.82%
|
3760 |
92.42%
|
|
|
|
424 - Integer Inquiry | 44609 |
43.77%
|
15523 |
88.84%
|
|
|
|
425 - Enigmatic Encryption | 1521 |
30.77%
|
361 |
74.24%
|
|
|
|
426 - Fifth Bank of Swamp County | 2307 |
19.12%
|
613 |
45.51%
|
|
|
|
427 - FlatLand Piano Movers | 1428 |
43.84%
|
584 |
80.48%
|
|
|
|
428 - Swamp County Roofs | 860 |
44.65%
|
427 |
77.75%
|
|
|
|
429 - Word Transformation | 25335 |
31.03%
|
5759 |
80.71%
|
|
|
|
430 - Swamp County Supervisors | 1342 |
26.97%
|
355 |
57.18%
|
|
|
|
431 - Trial of the Millennium | 2580 |
13.41%
|
389 |
46.53%
|
|
|
|
432 - Modern Art | 1085 |
39.63%
|
383 |
69.19%
|
|
|
|
433 - Bank (Not Quite O.C.R.) | 1905 |
36.01%
|
672 |
76.04%
|
|
|
|
434 - Matty's Blocks | 3357 |
41.91%
|
1292 |
81.19%
|
|
|
|
435 - Block Voting | 4451 |
51.45%
|
1811 |
87.13%
|
|
|
|
436 - Arbitrage (II) | 5909 |
45.83%
|
2053 |
88.60%
|
|
|
|
437 - The Tower of Babylon | 21792 |
57.97%
|
6063 |
93.24%
|
|
|
|
438 - The Circumference of the Circle | 15079 |
67.16%
|
7872 |
94.70%
|
|
|
|
439 - Knight Moves | 44960 |
57.72%
|
12962 |
94.07%
|
|
|
|
440 - Eeny Meeny Moo | 10835 |
69.29%
|
5353 |
94.26%
|
|
|
|
441 - Lotto | 40101 |
42.93%
|
12910 |
82.97%
|
|
|
|
442 - Matrix Chain Multiplication | 19101 |
64.93%
|
6166 |
94.44%
|
|
|
|
443 - Humble Numbers | 19094 |
43.83%
|
6740 |
89.29%
|
|
|
|
444 - Encoder and Decoder | 25613 |
31.08%
|
7002 |
80.22%
|
|
|
|
445 - Marvelous Mazes | 41522 |
41.45%
|
12696 |
87.52%
|
|
|
|
446 - Kibbles "n" Bits "n" Bits "n" Bits | 16350 |
48.98%
|
6135 |
93.35%
|
|
|
|
447 - Population Explosion | 3522 |
23.25%
|
1193 |
54.57%
|
|
|
|
448 - OOPS! | 5328 |
47.80%
|
1419 |
81.89%
|
|
|
|
449 - Majoring in Scales | 2067 |
28.79%
|
548 |
51.28%
|
|
|
|
450 - Little Black Book | 13467 |
30.60%
|
2322 |
83.38%
|
|
|
|
451 - Poker Solitaire Evaluator | 2064 |
22.92%
|
485 |
67.22%
|
|
|
|
452 - Project Scheduling | 6805 |
33.53%
|
1828 |
84.35%
|
|
|
|
453 - Intersecting Circles | 9517 |
8.54%
|
1102 |
35.75%
|
|
|
|
454 - Anagrams | 14816 |
20.68%
|
3382 |
68.24%
|
|
|
|
455 - Periodic Strings | 119874 |
23.98%
|
15146 |
73.06%
|
|
|
|
456 - Robotic Stacker | 348 |
42.53%
|
172 |
50.00%
|
|
|
|
457 - Linear Cellular Automata | 13212 |
37.13%
|
3810 |
85.41%
|
|
|
|
458 - The Decoder | 95175 |
46.32%
|
33079 |
92.44%
|
|
|
|
459 - Graph Connectivity | 59712 |
28.02%
|
11006 |
79.14%
|
|
|
|
460 - Overlapping Rectangles | 14384 |
27.50%
|
3779 |
73.27%
|
|
|
|
461 - The Reservation Maker | 102 |
2.94%
|
51 |
5.88%
|
|
|
|
462 - Bridge Hand Evaluator | 10189 |
33.51%
|
3128 |
83.34%
|
|
|
|
463 - Polynomial Factorization | 583 |
13.21%
|
85 |
32.94%
|
|
|
|
464 - Sentence/Phrase Generator | 1863 |
32.10%
|
523 |
72.08%
|
|
|
|
465 - Overflow | 35972 |
21.68%
|
6309 |
69.31%
|
|
|
|
466 - Mirror, Mirror | 4601 |
55.99%
|
2155 |
90.77%
|
|
|
|
467 - Synching Signals | 3870 |
44.50%
|
1155 |
89.18%
|
|
|
|
468 - Key to Success | 5371 |
22.92%
|
1625 |
57.97%
|
|
|
|
469 - Wetlands of Florida | 27534 |
27.95%
|
5937 |
77.77%
|
|
|
|
470 - Nasty Virus | 156 |
2.56%
|
53 |
7.55%
|
|
|
|
471 - Magic Numbers | 9992 |
31.28%
|
2702 |
74.61%
|
|
|
|
472 - Simultaneous Equations | 434 |
11.06%
|
67 |
40.30%
|
|
|
|
473 - Raucous Rockers | 5318 |
27.45%
|
950 |
75.37%
|
|
|
|
474 - Heads / Tails Probability | 12022 |
38.41%
|
2783 |
83.90%
|
|
|
|
475 - Wild Thing | 1250 |
21.52%
|
229 |
55.46%
|
|
|
|
476 - Points in Figures: Rectangles | 34120 |
41.02%
|
9780 |
91.56%
|
|
|
|
477 - Points in Figures: Rectangles and Circles | 15795 |
59.03%
|
6849 |
94.73%
|
|
|
|
478 - Points in Figures: Rectangles, Circles, Triangles | 15441 |
42.80%
|
4614 |
89.90%
|
|
|
|
479 - Irrigation Flow Rates | 142 |
11.97%
|
85 |
14.12%
|
|
|
|
480 - Tempus Fugit | 162 |
19.75%
|
64 |
20.31%
|
|
|
|
481 - What Goes Up | 37845 |
27.53%
|
8225 |
74.30%
|
|
|
|
482 - Permutation Arrays | 40358 |
24.96%
|
8586 |
76.93%
|
|
|
|
483 - Word Scramble | 61455 |
43.20%
|
19741 |
87.62%
|
|
|
|
484 - The Department of Redundancy Department | 47700 |
45.90%
|
11980 |
90.22%
|
|
|
|
485 - Pascal's Triangle of Death | 13697 |
31.80%
|
4006 |
65.38%
|
|
|
|
486 - English-Number Translator | 9587 |
38.98%
|
2748 |
76.27%
|
|
|
|
487 - Boggle Blitz | 5120 |
38.71%
|
1187 |
65.63%
|
|
|
|
488 - Triangle Wave | 122524 |
24.04%
|
25166 |
73.06%
|
|
|
|
489 - Hangman Judge | 63920 |
32.18%
|
13808 |
75.82%
|
|
|
|
490 - Rotating Sentences | 64023 |
32.92%
|
15324 |
82.98%
|
|
|
|
491 - Tile Topology | 960 |
25.73%
|
332 |
60.24%
|
|
|
|
492 - Pig-Latin | 57239 |
24.16%
|
9761 |
77.61%
|
|
|
|
493 - Rational Spiral | 2723 |
38.08%
|
725 |
80.69%
|
|
|
|
494 - Kindergarten Counting Game | 97718 |
39.47%
|
30232 |
88.62%
|
|
|
|
495 - Fibonacci Freeze | 74384 |
27.31%
|
16221 |
70.08%
|
|
|
|
496 - Simply Subsets | 13503 |
48.39%
|
4629 |
88.64%
|
|
|
|
497 - Strategic Defense Initiative | 30845 |
24.32%
|
5870 |
73.53%
|
|
|
|
498 - Polly the Polynomial | 14806 |
39.52%
|
4715 |
77.99%
|
|
|
|
499 - What's The Frequency, Kenneth? | 23530 |
58.50%
|
11467 |
94.11%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |