Our Patreons
Diamond Sponsors
Steven & Felix Halim
Reinardus Pradhitya
Gold Sponsors
--- YOUR NAME HERE ----
Silver Sponsors
--- YOUR NAME HERE ----
Bronze Sponsors
Christianto Handojo
Krzysztof Adamek
Fatima Broom
Contribute
Bitcoin:
1ojudgeapLUjJcnUm
ze67a4w3TJ6WnPxo
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10500 - Robot maps | 4289 |
27.35%
|
1285 |
73.15%
|
|
|
10501 - Simplified Shisen-Sho | 555 |
31.35%
|
134 |
62.69%
|
|
|
|
10502 - Counting Rectangles | 4709 |
60.80%
|
2086 |
93.10%
|
|
|
|
10503 - The dominoes solitaire | 6029 |
58.35%
|
2497 |
93.59%
|
|
|
|
10504 - Hidden squares | 1731 |
23.80%
|
610 |
55.08%
|
|
|
|
10505 - Montesco vs Capuleto | 7894 |
29.34%
|
1901 |
79.22%
|
|
|
|
10506 - The Ouroboros problem | 1225 |
55.27%
|
514 |
86.38%
|
|
|
|
10507 - Waking up brain | 9082 |
41.84%
|
3151 |
88.73%
|
|
|
|
10508 - Word Morphing | 6878 |
38.69%
|
1841 |
86.53%
|
|
|
|
10509 - R U Kidding Mr. Feynman? | 5397 |
61.27%
|
2585 |
91.88%
|
|
|
|
10510 - Cactus | 5210 |
30.61%
|
821 |
71.01%
|
|
|
|
10511 - Councilling | 6863 |
25.48%
|
933 |
75.46%
|
|
|
|
10512 - A Day in Math-land | 3414 |
14.12%
|
621 |
40.10%
|
|
|
|
10513 - Bangladesh Sequences | 1247 |
12.43%
|
213 |
44.13%
|
|
|
|
10514 - River Crossing | 1169 |
36.10%
|
339 |
85.25%
|
|
|
|
10515 - Powers Et Al. | 19405 |
30.61%
|
4428 |
76.63%
|
|
|
|
10516 - Another Counting Problem | 807 |
45.85%
|
333 |
89.19%
|
|
|
|
10517 - Wind of Change! | 1031 |
37.05%
|
285 |
85.96%
|
|
|
|
10518 - How Many Calls? | 5545 |
44.56%
|
1418 |
88.50%
|
|
|
|
10519 - !! Really Strange !! | 4877 |
37.91%
|
1774 |
84.55%
|
|
|
|
10520 - Determine it | 2764 |
52.10%
|
1087 |
92.09%
|
|
|
|
10521 - Continuously Growing Fractions | 1086 |
11.88%
|
251 |
39.44%
|
|
|
|
10522 - Height to Area | 3360 |
38.60%
|
1091 |
87.53%
|
|
|
|
10523 - Very Easy !!! | 21166 |
29.39%
|
6164 |
68.98%
|
|
|
|
10524 - Matrix Reloaded | 1495 |
17.32%
|
313 |
55.27%
|
|
|
|
10525 - New to Bangladesh? | 5477 |
19.48%
|
1089 |
63.54%
|
|
|
|
10526 - Intellectual Property | 983 |
29.40%
|
228 |
69.30%
|
|
|
|
10527 - Persistent Numbers | 2209 |
48.62%
|
940 |
86.17%
|
|
|
|
10528 - Major Scales | 3049 |
54.58%
|
1288 |
90.76%
|
|
|
|
10529 - Dumb Bones | 1362 |
67.77%
|
478 |
92.89%
|
|
|
|
10530 - Guessing Game | 19430 |
37.35%
|
5786 |
90.49%
|
|
|
|
10531 - Maze Statistics | 738 |
28.32%
|
152 |
65.13%
|
|
|
|
10532 - Combination! Once Again | 2681 |
32.45%
|
840 |
69.76%
|
|
|
|
10533 - Digit Primes | 34758 |
30.98%
|
6953 |
78.71%
|
|
|
|
10534 - Wavio Sequence | 23849 |
40.22%
|
4749 |
84.52%
|
|
|
|
10535 - Shooter | 2731 |
23.00%
|
491 |
70.88%
|
|
|
|
10536 - Game of Euler | 1996 |
50.65%
|
659 |
89.98%
|
|
|
|
10537 - The Toll! Revisited | 10232 |
21.15%
|
993 |
77.95%
|
|
|
|
10538 - Powerful Magic Squares | 423 |
23.40%
|
115 |
30.43%
|
|
|
|
10539 - Almost Prime Numbers | 18861 |
37.28%
|
4196 |
85.13%
|
|
|
|
10540 - Flowers of a Beautiful Mind | 669 |
56.05%
|
283 |
89.40%
|
|
|
|
10541 - Stripe | 3779 |
41.97%
|
1322 |
86.91%
|
|
|
|
10542 - Hyper-drive | 888 |
30.74%
|
255 |
76.86%
|
|
|
|
10543 - Traveling Politician | 2657 |
33.20%
|
779 |
82.80%
|
|
|
|
10544 - Numbering the Paths | 1092 |
31.68%
|
334 |
84.43%
|
|
|
|
10545 - Maximal Quadrilateral | 843 |
38.43%
|
284 |
88.03%
|
|
|
|
10546 - The Eagle's Nest | 724 |
30.52%
|
228 |
74.12%
|
|
|
|
10547 - Hidden Truth in Recurrence | 815 |
47.73%
|
334 |
87.72%
|
|
|
|
10548 - Find the Right Changes | 1213 |
24.32%
|
255 |
73.33%
|
|
|
|
10549 - Russian Dolls | 1993 |
26.14%
|
450 |
70.22%
|
|
|
|
10550 - Combination Lock | 37399 |
55.34%
|
17217 |
93.03%
|
|
|
|
10551 - Basic Remains | 4733 |
58.06%
|
2399 |
92.83%
|
|
|
|
10552 - Genealogical Research | 715 |
26.57%
|
245 |
71.02%
|
|
|
|
10553 - Treasure Map | 1293 |
41.76%
|
366 |
74.59%
|
|
|
|
10554 - Calories from Fat | 1373 |
64.38%
|
767 |
94.52%
|
|
|
|
10555 - Dead Fraction | 2121 |
38.80%
|
732 |
79.23%
|
|
|
|
10556 - Biometrics | 903 |
37.65%
|
331 |
77.34%
|
|
|
|
10557 - XYZZY | 19191 |
25.21%
|
3193 |
79.05%
|
|
|
|
10558 - A Brief Gerrymander | 1073 |
34.11%
|
267 |
81.65%
|
|
|
|
10559 - Blocks | 7861 |
42.91%
|
1941 |
83.10%
|
|
|
|
10560 - Minimum Weight | 1054 |
39.66%
|
383 |
84.07%
|
|
|
|
10561 - Treblecross | 2744 |
39.61%
|
480 |
86.25%
|
|
|
|
10562 - Undraw the Trees | 12428 |
32.48%
|
1783 |
88.00%
|
|
|
|
10563 - Least Squares | 1228 |
27.85%
|
350 |
70.86%
|
|
|
|
10564 - Paths through the Hourglass | 5279 |
31.09%
|
970 |
83.09%
|
|
|
|
10565 - Matrix | 395 |
28.86%
|
124 |
73.39%
|
|
|
|
10566 - Crossed Ladders | 5699 |
49.62%
|
2057 |
94.07%
|
|
|
|
10567 - Helping Fill Bates | 8086 |
44.68%
|
2470 |
88.54%
|
|
|
|
10568 - n Group k | 884 |
24.32%
|
238 |
72.27%
|
|
|
|
10569 - Number Theory | 808 |
50.00%
|
253 |
82.61%
|
|
|
|
10570 - Meeting with Aliens | 3538 |
43.98%
|
819 |
83.27%
|
|
|
|
10571 - Products | 737 |
30.26%
|
233 |
78.11%
|
|
|
|
10572 - Black & White | 1257 |
44.95%
|
222 |
81.08%
|
|
|
|
10573 - Geometry Paradox | 6126 |
46.90%
|
2443 |
90.67%
|
|
|
|
10574 - Counting Rectangles | 3265 |
28.85%
|
649 |
74.73%
|
|
|
|
10575 - Polylops | 860 |
52.09%
|
242 |
85.12%
|
|
|
|
10576 - Y2K Accounting Bug | 4467 |
59.53%
|
2010 |
94.03%
|
|
|
|
10577 - Bounding box | 1775 |
57.86%
|
842 |
92.16%
|
|
|
|
10578 - The Game of 31 | 1797 |
56.15%
|
790 |
88.35%
|
|
|
|
10579 - Fibonacci Numbers | 13354 |
57.17%
|
6101 |
92.21%
|
|
|
|
10580 - Ransom Note | 1009 |
28.64%
|
198 |
70.20%
|
|
|
|
10581 - Partitioning for fun and profit | 1029 |
31.97%
|
310 |
79.03%
|
|
|
|
10582 - ASCII Labyrinth | 1164 |
42.18%
|
414 |
85.75%
|
|
|
|
10583 - Ubiquitous Religions | 25316 |
49.86%
|
6719 |
92.59%
|
|
|
|
10584 - Text Formalization | 465 |
14.84%
|
116 |
53.45%
|
|
|
|
10585 - Center of symmetry | 3686 |
46.69%
|
999 |
92.09%
|
|
|
|
10586 - Polynomial Remains | 2125 |
48.00%
|
883 |
87.32%
|
|
|
|
10587 - Mayor's posters | 4362 |
30.99%
|
819 |
80.59%
|
|
|
|
10588 - Queuing at the doctors | 692 |
35.26%
|
192 |
75.52%
|
|
|
|
10589 - Area | 9421 |
41.16%
|
2713 |
90.42%
|
|
|
|
10590 - Boxes of Chocolates Again | 2134 |
26.62%
|
425 |
66.59%
|
|
|
|
10591 - Happy Number | 24070 |
46.08%
|
8687 |
90.11%
|
|
|
|
10592 - Freedom Fighter | 1360 |
26.69%
|
435 |
65.06%
|
|
|
|
10593 - Kites | 2078 |
49.23%
|
475 |
80.84%
|
|
|
|
10594 - Data Flow | 11464 |
27.02%
|
1458 |
74.62%
|
|
|
|
10595 - Knight on the Bee Board | 527 |
40.80%
|
177 |
85.88%
|
|
|
|
10596 - Morning Walk | 14522 |
19.07%
|
2481 |
49.33%
|
|
|
|
10597 - Right Words | 587 |
35.26%
|
180 |
70.00%
|
|
|
|
10598 - Find the Latitude | 600 |
54.50%
|
306 |
88.56%
|
|
|
|
10599 - Robots(II) | 2601 |
29.60%
|
571 |
76.88%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |