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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
400 - Unix ls | 31532 |
40.63%
|
6515 |
87.21%
|
|
|
401 - Palindromes | 112846 |
28.10%
|
21862 |
82.10%
|
|
|
|
402 - M*A*S*H | 12248 |
19.48%
|
3039 |
48.63%
|
|
|
|
403 - Postscript | 3366 |
22.37%
|
1123 |
58.15%
|
|
|
|
404 - Radar Scopes | 1202 |
12.73%
|
361 |
34.90%
|
|
|
|
405 - Message Routing | 1284 |
34.50%
|
523 |
74.19%
|
|
|
|
406 - Prime Cuts | 57426 |
27.11%
|
12732 |
74.57%
|
|
|
|
407 - Gears on a Board | 1483 |
16.45%
|
392 |
50.77%
|
|
|
|
408 - Uniform Generator | 33798 |
33.39%
|
10234 |
74.17%
|
|
|
|
409 - Excuses, Excuses! | 19031 |
32.87%
|
5201 |
83.06%
|
|
|
|
410 - Station Balance | 15468 |
25.85%
|
3415 |
70.66%
|
|
|
|
411 - Centipede Collisions | 794 |
30.73%
|
345 |
63.77%
|
|
|
|
412 - Pi | 28879 |
38.77%
|
8985 |
84.65%
|
|
|
|
413 - Up and Down Sequences | 4172 |
46.81%
|
2053 |
80.52%
|
|
|
|
414 - Machined Surfaces | 32663 |
42.24%
|
10813 |
92.22%
|
|
|
|
415 - Sunrise | 1113 |
45.37%
|
351 |
71.51%
|
|
|
|
416 - LED Test | 4742 |
38.53%
|
1794 |
84.45%
|
|
|
|
417 - Word Index | 16667 |
67.01%
|
7574 |
95.33%
|
|
|
|
418 - Molecules | 1698 |
55.65%
|
619 |
87.08%
|
|
|
|
419 - Matching Meetings | 801 |
25.59%
|
271 |
63.84%
|
|
|
|
420 - Supercomputer Selection, The Sequel | 281 |
49.47%
|
172 |
70.93%
|
|
|
|
421 - Polygonal Puzzle | 491 |
24.64%
|
189 |
53.97%
|
|
|
|
422 - Word-Search Wonder | 5517 |
53.14%
|
2642 |
90.27%
|
|
|
|
423 - MPI Maelstrom | 9362 |
52.33%
|
3633 |
92.54%
|
|
|
|
424 - Integer Inquiry | 44296 |
43.68%
|
15460 |
88.82%
|
|
|
|
425 - Enigmatic Encryption | 1511 |
30.77%
|
358 |
74.58%
|
|
|
|
426 - Fifth Bank of Swamp County | 2268 |
19.14%
|
602 |
45.51%
|
|
|
|
427 - FlatLand Piano Movers | 1417 |
43.61%
|
577 |
80.42%
|
|
|
|
428 - Swamp County Roofs | 857 |
44.57%
|
424 |
77.83%
|
|
|
|
429 - Word Transformation | 24303 |
30.50%
|
5671 |
80.62%
|
|
|
|
430 - Swamp County Supervisors | 1338 |
26.91%
|
353 |
57.22%
|
|
|
|
431 - Trial of the Millennium | 2447 |
14.14%
|
376 |
48.14%
|
|
|
|
432 - Modern Art | 1062 |
40.21%
|
376 |
69.68%
|
|
|
|
433 - Bank (Not Quite O.C.R.) | 1888 |
35.96%
|
667 |
76.01%
|
|
|
|
434 - Matty's Blocks | 3330 |
41.89%
|
1281 |
81.34%
|
|
|
|
435 - Block Voting | 4374 |
51.46%
|
1786 |
87.07%
|
|
|
|
436 - Arbitrage (II) | 5674 |
45.24%
|
2002 |
88.46%
|
|
|
|
437 - The Tower of Babylon | 20590 |
57.73%
|
5730 |
93.21%
|
|
|
|
438 - The Circumference of the Circle | 14901 |
67.06%
|
7816 |
94.68%
|
|
|
|
439 - Knight Moves | 41518 |
57.49%
|
12509 |
94.16%
|
|
|
|
440 - Eeny Meeny Moo | 10761 |
69.32%
|
5327 |
94.29%
|
|
|
|
441 - Lotto | 37951 |
43.11%
|
12625 |
82.74%
|
|
|
|
442 - Matrix Chain Multiplication | 18345 |
64.93%
|
6025 |
94.41%
|
|
|
|
443 - Humble Numbers | 18941 |
43.74%
|
6695 |
89.26%
|
|
|
|
444 - Encoder and Decoder | 25496 |
31.05%
|
6965 |
80.20%
|
|
|
|
445 - Marvelous Mazes | 41185 |
41.39%
|
12607 |
87.48%
|
|
|
|
446 - Kibbles "n" Bits "n" Bits "n" Bits | 16276 |
48.94%
|
6101 |
93.43%
|
|
|
|
447 - Population Explosion | 3478 |
23.20%
|
1181 |
54.53%
|
|
|
|
448 - OOPS! | 5272 |
47.86%
|
1404 |
81.98%
|
|
|
|
449 - Majoring in Scales | 2050 |
28.68%
|
541 |
51.02%
|
|
|
|
450 - Little Black Book | 13372 |
30.47%
|
2298 |
83.38%
|
|
|
|
451 - Poker Solitaire Evaluator | 2033 |
22.87%
|
476 |
67.23%
|
|
|
|
452 - Project Scheduling | 6588 |
33.08%
|
1794 |
84.23%
|
|
|
|
453 - Intersecting Circles | 8752 |
8.38%
|
1075 |
35.44%
|
|
|
|
454 - Anagrams | 14291 |
20.73%
|
3351 |
68.10%
|
|
|
|
455 - Periodic Strings | 112103 |
23.78%
|
14371 |
72.92%
|
|
|
|
456 - Robotic Stacker | 337 |
42.73%
|
166 |
50.00%
|
|
|
|
457 - Linear Cellular Automata | 12955 |
37.29%
|
3762 |
85.38%
|
|
|
|
458 - The Decoder | 93530 |
46.55%
|
32841 |
92.49%
|
|
|
|
459 - Graph Connectivity | 54891 |
27.69%
|
10698 |
79.07%
|
|
|
|
460 - Overlapping Rectangles | 13266 |
27.09%
|
3673 |
72.91%
|
|
|
|
461 - The Reservation Maker | 88 |
3.41%
|
47 |
6.38%
|
|
|
|
462 - Bridge Hand Evaluator | 9888 |
33.57%
|
3063 |
83.48%
|
|
|
|
463 - Polynomial Factorization | 567 |
12.52%
|
80 |
30.00%
|
|
|
|
464 - Sentence/Phrase Generator | 1847 |
32.11%
|
518 |
72.01%
|
|
|
|
465 - Overflow | 35643 |
21.66%
|
6271 |
69.26%
|
|
|
|
466 - Mirror, Mirror | 4397 |
55.58%
|
2086 |
90.60%
|
|
|
|
467 - Synching Signals | 3793 |
44.48%
|
1127 |
89.44%
|
|
|
|
468 - Key to Success | 5299 |
22.85%
|
1613 |
57.84%
|
|
|
|
469 - Wetlands of Florida | 26215 |
27.76%
|
5856 |
77.75%
|
|
|
|
470 - Nasty Virus | 147 |
2.04%
|
46 |
6.52%
|
|
|
|
471 - Magic Numbers | 9856 |
31.30%
|
2674 |
74.53%
|
|
|
|
472 - Simultaneous Equations | 419 |
10.98%
|
64 |
39.06%
|
|
|
|
473 - Raucous Rockers | 5130 |
27.80%
|
914 |
75.27%
|
|
|
|
474 - Heads / Tails Probability | 11947 |
38.50%
|
2768 |
83.89%
|
|
|
|
475 - Wild Thing | 1216 |
21.71%
|
225 |
55.56%
|
|
|
|
476 - Points in Figures: Rectangles | 33141 |
40.79%
|
9613 |
91.58%
|
|
|
|
477 - Points in Figures: Rectangles and Circles | 15633 |
58.86%
|
6807 |
94.73%
|
|
|
|
478 - Points in Figures: Rectangles, Circles, Triangles | 15248 |
42.86%
|
4593 |
89.88%
|
|
|
|
479 - Irrigation Flow Rates | 136 |
11.76%
|
82 |
13.41%
|
|
|
|
480 - Tempus Fugit | 158 |
18.99%
|
60 |
18.33%
|
|
|
|
481 - What Goes Up | 36371 |
27.09%
|
8054 |
74.20%
|
|
|
|
482 - Permutation Arrays | 39173 |
24.86%
|
8448 |
76.85%
|
|
|
|
483 - Word Scramble | 60537 |
43.13%
|
19543 |
87.59%
|
|
|
|
484 - The Department of Redundancy Department | 43224 |
45.70%
|
11697 |
90.27%
|
|
|
|
485 - Pascal's Triangle of Death | 13642 |
31.81%
|
3999 |
65.34%
|
|
|
|
486 - English-Number Translator | 9119 |
38.78%
|
2724 |
76.28%
|
|
|
|
487 - Boggle Blitz | 4965 |
38.55%
|
1174 |
65.50%
|
|
|
|
488 - Triangle Wave | 120511 |
23.92%
|
24888 |
72.88%
|
|
|
|
489 - Hangman Judge | 61557 |
32.08%
|
13489 |
75.54%
|
|
|
|
490 - Rotating Sentences | 59853 |
31.98%
|
14643 |
82.50%
|
|
|
|
491 - Tile Topology | 890 |
26.97%
|
313 |
61.66%
|
|
|
|
492 - Pig-Latin | 54753 |
24.28%
|
9683 |
77.54%
|
|
|
|
493 - Rational Spiral | 2700 |
38.07%
|
718 |
80.78%
|
|
|
|
494 - Kindergarten Counting Game | 95531 |
39.18%
|
29966 |
88.62%
|
|
|
|
495 - Fibonacci Freeze | 73217 |
27.08%
|
16092 |
70.02%
|
|
|
|
496 - Simply Subsets | 13244 |
48.11%
|
4571 |
88.56%
|
|
|
|
497 - Strategic Defense Initiative | 29670 |
24.08%
|
5815 |
73.38%
|
|
|
|
498 - Polly the Polynomial | 14337 |
39.57%
|
4608 |
77.95%
|
|
|
|
499 - What's The Frequency, Kenneth? | 22961 |
58.17%
|
11344 |
94.09%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |