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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
300 - Maya Calendar | 13302 |
34.82%
|
3508 |
82.84%
|
|
|
|
301 - Transportation | 8230 |
34.24%
|
2260 |
78.76%
|
|
|
|
302 - John's trip | 12176 |
23.84%
|
1828 |
66.58%
|
|
|
|
303 - Pipe | 1832 |
33.08%
|
507 |
78.70%
|
|
|
|
304 - Department | 828 |
7.85%
|
210 |
17.62%
|
|
|
|
305 - Joseph | 19423 |
49.21%
|
6792 |
88.75%
|
|
|
|
306 - Cipher | 11416 |
22.08%
|
2458 |
63.34%
|
|
|
|
307 - Sticks | 29545 |
21.53%
|
4909 |
57.81%
|
|
|
|
308 - Tin Cutter | 1720 |
34.36%
|
503 |
76.14%
|
|
|
|
309 - FORCAL | 783 |
41.76%
|
301 |
77.74%
|
|
|
|
310 - L--system | 3157 |
18.63%
|
545 |
45.50%
|
|
|
|
311 - Packets | 11242 |
36.34%
|
3340 |
81.74%
|
|
|
312 - Crosswords (II) | 3003 |
19.85%
|
702 |
45.87%
|
|
|
|
313 - Intervals | 2413 |
31.41%
|
675 |
79.26%
|
|
|
|
314 - Robot | 8609 |
30.90%
|
2162 |
76.27%
|
|
|
|
315 - Network | 36196 |
43.15%
|
8247 |
89.16%
|
|
|
|
316 - Stars | 1224 |
12.09%
|
214 |
51.40%
|
|
|
|
317 - Hexagon | 790 |
31.14%
|
296 |
52.36%
|
|
|
|
318 - Domino Effect | 9755 |
28.30%
|
1796 |
78.84%
|
|
|
|
319 - Pendulum | 753 |
24.44%
|
193 |
74.09%
|
|
|
|
320 - Border | 4719 |
43.55%
|
2104 |
80.89%
|
|
|
|
321 - The New Villa | 6698 |
32.86%
|
1411 |
81.29%
|
|
|
|
322 - Ships | 686 |
16.03%
|
184 |
33.70%
|
|
|
|
323 - Jury Compromise | 5512 |
23.10%
|
1048 |
58.68%
|
|
|
|
324 - Factorial Frequencies | 17200 |
57.31%
|
7784 |
90.21%
|
|
|
|
325 - Identifying Legal Pascal Real Constants | 8805 |
32.55%
|
2137 |
79.78%
|
|
|
|
326 - Extrapolation Using a Difference Table | 3152 |
62.79%
|
1801 |
90.39%
|
|
|
|
327 - Evaluating Simple C Expressions | 7760 |
35.64%
|
1755 |
76.58%
|
|
|
|
328 - The Finite State Text Processing Machine | 895 |
28.49%
|
289 |
68.86%
|
|
|
|
329 - PostScript Emulation | 963 |
17.24%
|
229 |
20.96%
|
|
|
|
330 - Inventory Maintenance | 2539 |
11.11%
|
557 |
30.88%
|
|
|
|
331 - Mapping the Swaps | 4323 |
56.70%
|
1978 |
87.41%
|
|
|
|
332 - Rational Numbers from Repeating Fractions | 15079 |
24.14%
|
2574 |
71.79%
|
|
|
|
333 - Recognizing Good ISBNs | 21423 |
16.75%
|
3381 |
52.65%
|
|
|
|
334 - Identifying Concurrent Events | 3675 |
28.00%
|
1204 |
68.85%
|
|
|
|
335 - Processing MX Records | 1799 |
30.52%
|
422 |
76.07%
|
|
|
|
336 - A Node Too Far | 47063 |
30.93%
|
9694 |
83.68%
|
|
|
|
337 - Interpreting Control Sequences | 3730 |
58.45%
|
1640 |
91.52%
|
|
|
|
338 - Long Multiplication | 6776 |
11.33%
|
1453 |
34.07%
|
|
|
|
339 - SameGame Simulation | 2311 |
31.67%
|
788 |
61.29%
|
|
|
|
340 - Master-Mind Hints | 32567 |
45.09%
|
7568 |
90.16%
|
|
|
|
341 - Non-Stop Travel | 7707 |
51.19%
|
2889 |
91.45%
|
|
|
|
342 - HTML Syntax Checking | 1908 |
12.58%
|
293 |
37.20%
|
|
|
|
343 - What Base Is This? | 16783 |
33.55%
|
4362 |
81.77%
|
|
|
|
344 - Roman Digititis | 14451 |
60.68%
|
7624 |
92.86%
|
|
|
|
345 - It's Ir-Resist-Able! | 1936 |
28.10%
|
580 |
70.69%
|
|
|
|
346 - Getting Chorded | 2110 |
45.21%
|
745 |
72.75%
|
|
|
|
347 - Run | 6125 |
31.93%
|
2587 |
56.51%
|
|
|
|
348 - Optimal Array Multiplication Sequence | 18284 |
43.05%
|
5102 |
88.89%
|
|
|
|
349 - Transferable Voting (II) | 1574 |
38.50%
|
658 |
74.01%
|
|
|
|
350 - Pseudo-Random Numbers | 20545 |
55.29%
|
8522 |
91.02%
|
|
|
|
351 - "Cheapest" Scores | 146 |
34.25%
|
42 |
42.86%
|
|
|
|
352 - The Seasonal War | 30619 |
53.74%
|
10960 |
92.86%
|
|
|
|
353 - Pesky Palindromes | 12459 |
47.62%
|
4355 |
88.73%
|
|
|
|
354 - Crazy Calculator | 419 |
16.95%
|
85 |
36.47%
|
|
|
|
355 - The Bases Are Loaded | 19761 |
25.61%
|
4196 |
79.12%
|
|
|
|
356 - Square Pegs And Round Holes | 11043 |
31.83%
|
3293 |
64.23%
|
|
|
|
357 - Let Me Count The Ways | 58306 |
34.78%
|
14402 |
82.38%
|
|
|
|
358 - Don't Have A Cow | 3598 |
38.35%
|
597 |
53.60%
|
|
|
|
359 - Sex Assignments And Breeding Experiments | 1152 |
16.93%
|
139 |
51.80%
|
|
|
|
360 - Don't Get Hives From This One! | 137 |
63.50%
|
42 |
54.76%
|
|
|
|
361 - Cops and Robbers | 8000 |
11.32%
|
1066 |
42.50%
|
|
|
|
362 - 18,000 Seconds Remaining | 8982 |
24.23%
|
1875 |
75.20%
|
|
|
|
363 - Approximate Matches | 110 |
45.45%
|
50 |
54.00%
|
|
|
|
364 - Constitutional Computing | 257 |
9.34%
|
42 |
16.67%
|
|
|
|
365 - Welfare Reform | 1009 |
13.97%
|
182 |
47.80%
|
|
|
|
366 - Cutting Up | 778 |
37.15%
|
343 |
62.39%
|
|
|
|
367 - Halting Factor Replacement Systems | 659 |
18.82%
|
161 |
44.10%
|
|
|
|
368 - Indexing Web Pages | 134 |
14.93%
|
44 |
36.36%
|
|
|
|
369 - Combinations | 48252 |
45.08%
|
16054 |
90.12%
|
|
|
|
370 - Bingo | 909 |
17.49%
|
197 |
49.24%
|
|
|
|
371 - Ackermann Functions | 55159 |
25.05%
|
10025 |
77.80%
|
|
|
|
372 - WhatFix Notation | 375 |
44.80%
|
176 |
61.36%
|
|
|
|
373 - Romulan Spelling | 1576 |
31.92%
|
318 |
52.20%
|
|
|
|
374 - Big Mod | 69181 |
46.94%
|
21944 |
89.54%
|
|
|
|
375 - Inscribed Circles and Isosceles Triangles | 6571 |
30.62%
|
1430 |
77.90%
|
|
|
|
376 - More Triangles ... THE AMBIGUOUS CASE | 1411 |
14.25%
|
287 |
42.86%
|
|
|
|
377 - Cowculations | 3303 |
60.31%
|
1878 |
90.04%
|
|
|
|
378 - Intersecting Lines | 19479 |
41.87%
|
5478 |
84.47%
|
|
|
|
379 - Hi-Q | 1378 |
65.53%
|
888 |
88.29%
|
|
|
|
380 - Call Forwarding | 3299 |
47.26%
|
1215 |
87.00%
|
|
|
|
381 - Making the Grade | 1465 |
54.74%
|
843 |
81.02%
|
|
|
|
382 - Perfection | 66971 |
35.10%
|
20007 |
86.43%
|
|
|
|
383 - Shipping Routes | 9662 |
39.26%
|
3507 |
82.24%
|
|
|
|
384 - Slurpys | 6221 |
47.81%
|
2035 |
83.78%
|
|
|
|
385 - DNA Translation | 1655 |
34.26%
|
510 |
72.16%
|
|
|
|
386 - Perfect Cubes | 18312 |
48.83%
|
6909 |
88.35%
|
|
|
|
387 - A Puzzling Problem | 2874 |
29.96%
|
726 |
61.16%
|
|
|
|
388 - Galactic Import | 1570 |
60.51%
|
867 |
87.77%
|
|
|
|
389 - Basically Speaking | 26165 |
29.19%
|
6176 |
77.02%
|
|
|
|
390 - Letter Sequence Analysis | 1002 |
25.65%
|
400 |
48.50%
|
|
|
|
391 - Mark-up | 4628 |
29.95%
|
1162 |
75.56%
|
|
|
|
392 - Polynomial Showdown | 19659 |
30.16%
|
5771 |
76.09%
|
|
|
|
393 - The Doors | 1862 |
43.98%
|
761 |
83.05%
|
|
|
|
394 - Mapmaker | 6722 |
59.28%
|
3388 |
93.21%
|
|
|
|
395 - Board Silly | 1183 |
29.92%
|
560 |
56.79%
|
|
|
|
396 - Top Dog | 572 |
17.31%
|
167 |
25.15%
|
|
|
|
397 - Equation Elation | 3137 |
48.45%
|
1152 |
87.07%
|
|
|
|
398 - 18-Wheeler Caravans (aka Semigroups) | 988 |
13.97%
|
404 |
29.21%
|
|
|
|
399 - Another Puzzling Problem | 1114 |
29.71%
|
440 |
52.05%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |