Browse Problems 
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 % | ||||
|
846 - Steps | 20599 |
48.72%
|
7860 |
89.82%
|
|
|
|
10080 - Gopher II | 16906 |
38.94%
|
3332 |
86.04%
|
|
|
|
10081 - Tight Words | 5593 |
52.07%
|
2267 |
90.38%
|
|
|
|
10083 - Division | 24955 |
40.45%
|
2015 |
64.81%
|
|
|
|
10127 - Ones | 31758 |
55.91%
|
13489 |
92.21%
|
|
|
10202 - Pairsumonious Numbers | 5080 |
42.99%
|
1839 |
82.22%
|
|
|
|
10382 - Watering Grass | 28650 |
22.07%
|
3805 |
65.97%
|
|
|
|
10404 - Bachet's Game | 9432 |
57.43%
|
3236 |
93.60%
|
|
|
|
10405 - Longest Common Subsequence | 66017 |
37.22%
|
14908 |
88.72%
|
|
|
|
10406 - Cutting tabletops | 1549 |
40.93%
|
579 |
84.28%
|
|
|
|
10407 - Simple division | 13881 |
43.41%
|
4220 |
78.82%
|
|
|
|
10408 - Farey sequences | 4370 |
62.24%
|
2123 |
92.42%
|
|
|
|
10422 - Knights in FEN | 9460 |
48.79%
|
2271 |
91.99%
|
|
|
|
10423 - Peter Takes a Tramway | 796 |
39.20%
|
326 |
80.98%
|
|
|
|
10487 - Closest Sums | 23919 |
42.76%
|
7360 |
92.12%
|
|
|
|
10495 - Conic Distance | 760 |
48.68%
|
383 |
84.86%
|
|
|
|
10527 - Persistent Numbers | 2199 |
48.66%
|
937 |
86.23%
|
|
|
|
10551 - Basic Remains | 4706 |
58.20%
|
2392 |
92.93%
|
|
|
|
10581 - Partitioning for fun and profit | 1025 |
31.80%
|
308 |
79.22%
|
|
|
|
10582 - ASCII Labyrinth | 1163 |
42.22%
|
413 |
85.96%
|
|
|
|
10585 - Center of symmetry | 3675 |
46.61%
|
995 |
92.16%
|
|
|
|
10587 - Mayor's posters | 4312 |
30.94%
|
807 |
80.79%
|
|
|
|
10588 - Queuing at the doctors | 688 |
35.03%
|
190 |
75.79%
|
|
|
|
10610 - Gopher and Hawks | 4263 |
39.39%
|
1270 |
88.82%
|
|
|
|
10620 - A Flea on a Chessboard | 3155 |
40.19%
|
864 |
85.42%
|
|
|
|
10669 - Three powers | 2043 |
55.75%
|
977 |
89.76%
|
|
|
|
10671 - Grid Speed | 375 |
29.07%
|
103 |
64.08%
|
|
|
|
10672 - Marbles on a tree | 2692 |
56.58%
|
1048 |
93.13%
|
|
|
|
10714 - Ants | 12835 |
50.96%
|
4070 |
91.84%
|
|
|
|
10730 - Antiarithmetic? | 4639 |
47.38%
|
1726 |
86.04%
|
|
|
|
10759 - Dice Throwing | 3761 |
61.90%
|
1608 |
96.58%
|
|
|
|
10760 - Translation or rotation | 493 |
25.35%
|
123 |
69.11%
|
|
|
|
10761 - Broken Keyboard | 1424 |
32.37%
|
405 |
83.46%
|
|
|
|
10764 - Signed-digit numbers | 398 |
50.75%
|
178 |
85.96%
|
|
|
|
10865 - Brownie Points | 3037 |
67.24%
|
1514 |
96.50%
|
|
|
|
10867 - Cutting a Polygon | 665 |
28.57%
|
153 |
73.86%
|
|
|
|
10869 - Brownie Points II | 470 |
44.04%
|
158 |
82.28%
|
|
|
|
10899 - Billiard again | 307 |
30.94%
|
94 |
78.72%
|
|
|
|
10902 - Pick-up Sticks | 5068 |
39.01%
|
1221 |
83.13%
|
|
|
|
10918 - Tri Tiling | 5644 |
60.13%
|
2415 |
96.31%
|
|
|
|
10934 - Dropping water balloons | 4772 |
44.80%
|
997 |
90.57%
|
|
|
|
10935 - Throwing cards away I | 85481 |
30.25%
|
11685 |
87.57%
|
|
|
|
10936 - Land surveyor's job | 586 |
25.09%
|
173 |
69.94%
|
|
|
|
10938 - Flea circus | 5936 |
37.67%
|
1319 |
88.40%
|
|
|
|
10939 - Ants, Aphids and a Ladybug | 576 |
23.78%
|
112 |
66.07%
|
|
|
|
10940 - Throwing cards away II | 12493 |
49.66%
|
4369 |
86.11%
|
|
|
|
10941 - Words adjustment | 811 |
27.74%
|
172 |
69.77%
|
|
|
|
10995 - Educational Journey | 296 |
57.77%
|
150 |
88.67%
|
|
|
|
10998 - Flipping Colors | 611 |
58.92%
|
327 |
91.44%
|
|
|
|
11034 - Ferry Loading IV | 17404 |
42.88%
|
5131 |
88.11%
|
|
|
|
11036 - Eventually Periodic Sequence | 1474 |
49.39%
|
373 |
83.11%
|
|
|
|
11037 - Point of View in Flatland | 297 |
27.27%
|
96 |
59.38%
|
|
|
|
11038 - How Many O's? | 3932 |
60.68%
|
1345 |
85.95%
|
|
|
|
11106 - Rectilinear Polygon | 749 |
35.11%
|
260 |
76.15%
|
|
|
|
11129 - An antiarithmetic permutation | 4051 |
48.09%
|
695 |
87.48%
|
|
|
|
11130 - Billiard bounces | 2186 |
69.35%
|
1216 |
94.90%
|
|
|
|
11134 - Fabled Rooks | 9330 |
40.44%
|
1317 |
86.94%
|
|
|
|
11135 - Gopher that walks and swims | 109 |
44.04%
|
45 |
68.89%
|
|
|
|
11137 - Ingenuous Cubrency | 12554 |
69.58%
|
5501 |
97.42%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 59 of 59 | |