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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
400 - Unix ls | 32026 |
40.79%
|
6631 |
87.27%
|
|
|
401 - Palindromes | 116256 |
28.22%
|
22284 |
82.22%
|
|
|
|
402 - M*A*S*H | 12389 |
19.49%
|
3054 |
48.76%
|
|
|
|
403 - Postscript | 3416 |
22.42%
|
1134 |
58.38%
|
|
|
|
404 - Radar Scopes | 1210 |
12.89%
|
364 |
35.16%
|
|
|
|
405 - Message Routing | 1320 |
34.70%
|
534 |
73.97%
|
|
|
|
406 - Prime Cuts | 59287 |
27.39%
|
12908 |
74.72%
|
|
|
|
407 - Gears on a Board | 1491 |
16.57%
|
398 |
50.50%
|
|
|
|
408 - Uniform Generator | 36057 |
32.78%
|
10530 |
74.25%
|
|
|
|
409 - Excuses, Excuses! | 19188 |
33.07%
|
5242 |
83.02%
|
|
|
|
410 - Station Balance | 16069 |
25.81%
|
3490 |
70.66%
|
|
|
|
411 - Centipede Collisions | 798 |
30.70%
|
349 |
63.32%
|
|
|
|
412 - Pi | 29693 |
38.69%
|
9136 |
84.74%
|
|
|
|
413 - Up and Down Sequences | 4191 |
46.86%
|
2063 |
80.51%
|
|
|
|
414 - Machined Surfaces | 33240 |
42.12%
|
10960 |
92.11%
|
|
|
|
415 - Sunrise | 1123 |
45.06%
|
356 |
70.79%
|
|
|
|
416 - LED Test | 4851 |
38.12%
|
1809 |
84.36%
|
|
|
|
417 - Word Index | 17263 |
66.98%
|
7710 |
95.24%
|
|
|
|
418 - Molecules | 1714 |
55.43%
|
623 |
86.84%
|
|
|
|
419 - Matching Meetings | 909 |
24.53%
|
296 |
63.51%
|
|
|
|
420 - Supercomputer Selection, The Sequel | 284 |
48.94%
|
174 |
70.11%
|
|
|
|
421 - Polygonal Puzzle | 495 |
24.85%
|
193 |
53.89%
|
|
|
|
422 - Word-Search Wonder | 5582 |
53.19%
|
2667 |
90.25%
|
|
|
|
423 - MPI Maelstrom | 10278 |
51.91%
|
3720 |
92.42%
|
|
|
|
424 - Integer Inquiry | 44576 |
43.76%
|
15515 |
88.83%
|
|
|
|
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 | 1427 |
43.80%
|
583 |
80.45%
|
|
|
|
428 - Swamp County Roofs | 860 |
44.65%
|
427 |
77.75%
|
|
|
|
429 - Word Transformation | 25189 |
30.98%
|
5749 |
80.71%
|
|
|
|
430 - Swamp County Supervisors | 1342 |
26.97%
|
355 |
57.18%
|
|
|
|
431 - Trial of the Millennium | 2579 |
13.42%
|
389 |
46.53%
|
|
|
|
432 - Modern Art | 1083 |
39.52%
|
382 |
68.85%
|
|
|
|
433 - Bank (Not Quite O.C.R.) | 1905 |
36.01%
|
672 |
76.04%
|
|
|
|
434 - Matty's Blocks | 3355 |
41.94%
|
1290 |
81.32%
|
|
|
|
435 - Block Voting | 4429 |
51.48%
|
1804 |
87.14%
|
|
|
|
436 - Arbitrage (II) | 5818 |
45.86%
|
2048 |
88.62%
|
|
|
|
437 - The Tower of Babylon | 21673 |
57.92%
|
6037 |
93.23%
|
|
|
|
438 - The Circumference of the Circle | 15047 |
67.16%
|
7863 |
94.70%
|
|
|
|
439 - Knight Moves | 44333 |
57.51%
|
12883 |
94.05%
|
|
|
|
440 - Eeny Meeny Moo | 10820 |
69.29%
|
5346 |
94.26%
|
|
|
|
441 - Lotto | 39706 |
42.91%
|
12868 |
82.93%
|
|
|
|
442 - Matrix Chain Multiplication | 19056 |
64.89%
|
6150 |
94.42%
|
|
|
|
443 - Humble Numbers | 19079 |
43.82%
|
6734 |
89.28%
|
|
|
|
444 - Encoder and Decoder | 25610 |
31.07%
|
7001 |
80.22%
|
|
|
|
445 - Marvelous Mazes | 41490 |
41.43%
|
12685 |
87.51%
|
|
|
|
446 - Kibbles "n" Bits "n" Bits "n" Bits | 16346 |
48.98%
|
6133 |
93.36%
|
|
|
|
447 - Population Explosion | 3518 |
23.28%
|
1191 |
54.66%
|
|
|
|
448 - OOPS! | 5294 |
47.90%
|
1415 |
81.84%
|
|
|
|
449 - Majoring in Scales | 2067 |
28.79%
|
548 |
51.28%
|
|
|
|
450 - Little Black Book | 13456 |
30.59%
|
2319 |
83.35%
|
|
|
|
451 - Poker Solitaire Evaluator | 2064 |
22.92%
|
485 |
67.22%
|
|
|
|
452 - Project Scheduling | 6782 |
33.47%
|
1823 |
84.31%
|
|
|
|
453 - Intersecting Circles | 9340 |
8.58%
|
1097 |
35.73%
|
|
|
|
454 - Anagrams | 14754 |
20.63%
|
3371 |
68.17%
|
|
|
|
455 - Periodic Strings | 118841 |
23.93%
|
15041 |
72.98%
|
|
|
|
456 - Robotic Stacker | 348 |
42.53%
|
172 |
50.00%
|
|
|
|
457 - Linear Cellular Automata | 13171 |
37.10%
|
3800 |
85.39%
|
|
|
|
458 - The Decoder | 94949 |
46.34%
|
33046 |
92.45%
|
|
|
|
459 - Graph Connectivity | 58542 |
27.83%
|
10949 |
79.08%
|
|
|
|
460 - Overlapping Rectangles | 14301 |
27.49%
|
3767 |
73.19%
|
|
|
|
461 - The Reservation Maker | 99 |
3.03%
|
50 |
6.00%
|
|
|
|
462 - Bridge Hand Evaluator | 10167 |
33.48%
|
3122 |
83.34%
|
|
|
|
463 - Polynomial Factorization | 580 |
12.93%
|
84 |
30.95%
|
|
|
|
464 - Sentence/Phrase Generator | 1859 |
32.01%
|
520 |
71.92%
|
|
|
|
465 - Overflow | 35958 |
21.68%
|
6309 |
69.31%
|
|
|
|
466 - Mirror, Mirror | 4580 |
55.87%
|
2139 |
90.70%
|
|
|
|
467 - Synching Signals | 3863 |
44.47%
|
1152 |
89.24%
|
|
|
|
468 - Key to Success | 5366 |
22.90%
|
1622 |
57.95%
|
|
|
|
469 - Wetlands of Florida | 27312 |
27.78%
|
5923 |
77.75%
|
|
|
|
470 - Nasty Virus | 156 |
2.56%
|
53 |
7.55%
|
|
|
|
471 - Magic Numbers | 9967 |
31.29%
|
2698 |
74.57%
|
|
|
|
472 - Simultaneous Equations | 434 |
11.06%
|
67 |
40.30%
|
|
|
|
473 - Raucous Rockers | 5317 |
27.44%
|
949 |
75.34%
|
|
|
|
474 - Heads / Tails Probability | 12020 |
38.40%
|
2781 |
83.89%
|
|
|
|
475 - Wild Thing | 1250 |
21.52%
|
229 |
55.46%
|
|
|
|
476 - Points in Figures: Rectangles | 33980 |
40.94%
|
9748 |
91.55%
|
|
|
|
477 - Points in Figures: Rectangles and Circles | 15768 |
58.99%
|
6840 |
94.72%
|
|
|
|
478 - Points in Figures: Rectangles, Circles, Triangles | 15422 |
42.82%
|
4613 |
89.90%
|
|
|
|
479 - Irrigation Flow Rates | 138 |
11.59%
|
84 |
13.10%
|
|
|
|
480 - Tempus Fugit | 162 |
19.75%
|
64 |
20.31%
|
|
|
|
481 - What Goes Up | 37651 |
27.44%
|
8205 |
74.30%
|
|
|
|
482 - Permutation Arrays | 40103 |
24.90%
|
8559 |
76.85%
|
|
|
|
483 - Word Scramble | 61300 |
43.14%
|
19704 |
87.60%
|
|
|
|
484 - The Department of Redundancy Department | 47018 |
45.73%
|
11939 |
90.20%
|
|
|
|
485 - Pascal's Triangle of Death | 13693 |
31.80%
|
4006 |
65.38%
|
|
|
|
486 - English-Number Translator | 9327 |
38.78%
|
2747 |
76.30%
|
|
|
|
487 - Boggle Blitz | 5041 |
38.29%
|
1183 |
65.60%
|
|
|
|
488 - Triangle Wave | 122187 |
24.04%
|
25139 |
73.05%
|
|
|
|
489 - Hangman Judge | 63759 |
32.16%
|
13779 |
75.79%
|
|
|
|
490 - Rotating Sentences | 62727 |
32.60%
|
15226 |
82.90%
|
|
|
|
491 - Tile Topology | 948 |
25.84%
|
330 |
60.00%
|
|
|
|
492 - Pig-Latin | 56819 |
24.10%
|
9754 |
77.60%
|
|
|
|
493 - Rational Spiral | 2717 |
38.09%
|
723 |
80.64%
|
|
|
|
494 - Kindergarten Counting Game | 97414 |
39.47%
|
30187 |
88.62%
|
|
|
|
495 - Fibonacci Freeze | 73993 |
27.25%
|
16204 |
70.09%
|
|
|
|
496 - Simply Subsets | 13421 |
48.22%
|
4616 |
88.60%
|
|
|
|
497 - Strategic Defense Initiative | 30701 |
24.31%
|
5861 |
73.52%
|
|
|
|
498 - Polly the Polynomial | 14743 |
39.46%
|
4695 |
77.98%
|
|
|
|
499 - What's The Frequency, Kenneth? | 23355 |
58.39%
|
11443 |
94.10%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |