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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
300 - Maya Calendar | 13280 |
34.79%
|
3503 |
82.81%
|
|
|
|
301 - Transportation | 8214 |
34.26%
|
2258 |
78.74%
|
|
|
|
302 - John's trip | 12148 |
23.82%
|
1824 |
66.50%
|
|
|
|
303 - Pipe | 1812 |
33.06%
|
503 |
78.73%
|
|
|
|
304 - Department | 828 |
7.85%
|
210 |
17.62%
|
|
|
|
305 - Joseph | 19420 |
49.20%
|
6790 |
88.75%
|
|
|
|
306 - Cipher | 11410 |
22.08%
|
2455 |
63.34%
|
|
|
|
307 - Sticks | 29335 |
21.50%
|
4889 |
57.66%
|
|
|
|
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 | 11182 |
36.33%
|
3339 |
81.73%
|
|
|
312 - Crosswords (II) | 3003 |
19.85%
|
702 |
45.87%
|
|
|
|
313 - Intervals | 2391 |
31.41%
|
669 |
79.07%
|
|
|
|
314 - Robot | 8585 |
30.93%
|
2157 |
76.26%
|
|
|
|
315 - Network | 36156 |
43.15%
|
8232 |
89.20%
|
|
|
|
316 - Stars | 1221 |
12.04%
|
213 |
51.17%
|
|
|
|
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 | 4718 |
43.54%
|
2103 |
80.88%
|
|
|
|
321 - The New Villa | 6616 |
32.97%
|
1410 |
81.28%
|
|
|
|
322 - Ships | 686 |
16.03%
|
184 |
33.70%
|
|
|
|
323 - Jury Compromise | 5450 |
22.92%
|
1039 |
58.42%
|
|
|
|
324 - Factorial Frequencies | 17197 |
57.32%
|
7783 |
90.21%
|
|
|
|
325 - Identifying Legal Pascal Real Constants | 8802 |
32.54%
|
2135 |
79.77%
|
|
|
|
326 - Extrapolation Using a Difference Table | 3152 |
62.79%
|
1801 |
90.39%
|
|
|
|
327 - Evaluating Simple C Expressions | 7754 |
35.65%
|
1753 |
76.55%
|
|
|
|
328 - The Finite State Text Processing Machine | 894 |
28.52%
|
288 |
69.10%
|
|
|
|
329 - PostScript Emulation | 963 |
17.24%
|
229 |
20.96%
|
|
|
|
330 - Inventory Maintenance | 2538 |
11.11%
|
556 |
30.94%
|
|
|
|
331 - Mapping the Swaps | 4319 |
56.70%
|
1976 |
87.45%
|
|
|
|
332 - Rational Numbers from Repeating Fractions | 15044 |
24.16%
|
2573 |
71.78%
|
|
|
|
333 - Recognizing Good ISBNs | 21411 |
16.74%
|
3379 |
52.62%
|
|
|
|
334 - Identifying Concurrent Events | 3670 |
27.96%
|
1202 |
68.89%
|
|
|
|
335 - Processing MX Records | 1799 |
30.52%
|
422 |
76.07%
|
|
|
|
336 - A Node Too Far | 46988 |
30.91%
|
9688 |
83.67%
|
|
|
|
337 - Interpreting Control Sequences | 3718 |
58.42%
|
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 | 32454 |
45.07%
|
7561 |
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 | 14450 |
60.68%
|
7623 |
92.86%
|
|
|
|
345 - It's Ir-Resist-Able! | 1936 |
28.10%
|
580 |
70.69%
|
|
|
|
346 - Getting Chorded | 2109 |
45.19%
|
744 |
72.72%
|
|
|
|
347 - Run | 6121 |
31.94%
|
2587 |
56.51%
|
|
|
|
348 - Optimal Array Multiplication Sequence | 18264 |
43.06%
|
5099 |
88.88%
|
|
|
|
349 - Transferable Voting (II) | 1574 |
38.50%
|
658 |
74.01%
|
|
|
|
350 - Pseudo-Random Numbers | 20538 |
55.29%
|
8520 |
91.02%
|
|
|
|
351 - "Cheapest" Scores | 146 |
34.25%
|
42 |
42.86%
|
|
|
|
352 - The Seasonal War | 30315 |
53.71%
|
10950 |
92.86%
|
|
|
|
353 - Pesky Palindromes | 12456 |
47.62%
|
4354 |
88.72%
|
|
|
|
354 - Crazy Calculator | 419 |
16.95%
|
85 |
36.47%
|
|
|
|
355 - The Bases Are Loaded | 19741 |
25.61%
|
4193 |
79.11%
|
|
|
|
356 - Square Pegs And Round Holes | 11034 |
31.82%
|
3292 |
64.22%
|
|
|
|
357 - Let Me Count The Ways | 58257 |
34.79%
|
14398 |
82.37%
|
|
|
|
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 | 7988 |
11.29%
|
1066 |
42.50%
|
|
|
|
362 - 18,000 Seconds Remaining | 8964 |
24.23%
|
1873 |
75.17%
|
|
|
|
363 - Approximate Matches | 105 |
45.71%
|
49 |
53.06%
|
|
|
|
364 - Constitutional Computing | 257 |
9.34%
|
42 |
16.67%
|
|
|
|
365 - Welfare Reform | 1006 |
13.92%
|
181 |
47.51%
|
|
|
|
366 - Cutting Up | 777 |
37.19%
|
342 |
62.57%
|
|
|
|
367 - Halting Factor Replacement Systems | 655 |
18.93%
|
160 |
44.38%
|
|
|
|
368 - Indexing Web Pages | 134 |
14.93%
|
44 |
36.36%
|
|
|
|
369 - Combinations | 48135 |
45.09%
|
16041 |
90.13%
|
|
|
|
370 - Bingo | 909 |
17.49%
|
197 |
49.24%
|
|
|
|
371 - Ackermann Functions | 55140 |
25.06%
|
10023 |
77.81%
|
|
|
|
372 - WhatFix Notation | 367 |
45.78%
|
175 |
61.71%
|
|
|
|
373 - Romulan Spelling | 1576 |
31.92%
|
318 |
52.20%
|
|
|
|
374 - Big Mod | 68964 |
46.94%
|
21925 |
89.54%
|
|
|
|
375 - Inscribed Circles and Isosceles Triangles | 6570 |
30.62%
|
1429 |
77.96%
|
|
|
|
376 - More Triangles ... THE AMBIGUOUS CASE | 1411 |
14.25%
|
287 |
42.86%
|
|
|
|
377 - Cowculations | 3302 |
60.30%
|
1877 |
90.04%
|
|
|
|
378 - Intersecting Lines | 19461 |
41.85%
|
5474 |
84.45%
|
|
|
|
379 - Hi-Q | 1378 |
65.53%
|
888 |
88.29%
|
|
|
|
380 - Call Forwarding | 3294 |
47.27%
|
1215 |
87.00%
|
|
|
|
381 - Making the Grade | 1465 |
54.74%
|
843 |
81.02%
|
|
|
|
382 - Perfection | 66911 |
35.10%
|
19995 |
86.42%
|
|
|
|
383 - Shipping Routes | 9653 |
39.26%
|
3506 |
82.23%
|
|
|
|
384 - Slurpys | 6220 |
47.80%
|
2034 |
83.78%
|
|
|
|
385 - DNA Translation | 1651 |
34.22%
|
509 |
72.10%
|
|
|
|
386 - Perfect Cubes | 18307 |
48.83%
|
6906 |
88.34%
|
|
|
|
387 - A Puzzling Problem | 2874 |
29.96%
|
726 |
61.16%
|
|
|
|
388 - Galactic Import | 1567 |
60.43%
|
866 |
87.76%
|
|
|
|
389 - Basically Speaking | 26017 |
29.09%
|
6175 |
77.02%
|
|
|
|
390 - Letter Sequence Analysis | 1002 |
25.65%
|
400 |
48.50%
|
|
|
|
391 - Mark-up | 4623 |
29.96%
|
1160 |
75.60%
|
|
|
|
392 - Polynomial Showdown | 19629 |
30.10%
|
5768 |
76.07%
|
|
|
|
393 - The Doors | 1862 |
43.98%
|
761 |
83.05%
|
|
|
|
394 - Mapmaker | 6714 |
59.25%
|
3386 |
93.21%
|
|
|
|
395 - Board Silly | 1183 |
29.92%
|
560 |
56.79%
|
|
|
|
396 - Top Dog | 572 |
17.31%
|
167 |
25.15%
|
|
|
|
397 - Equation Elation | 3134 |
48.44%
|
1151 |
87.05%
|
|
|
|
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 | |