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 % | ||||
|
10900 - So you want to be a 2n-aire? | 1747 |
78.31%
|
788 |
92.77%
|
|
|
|
10901 - Ferry Loading III | 14212 |
30.90%
|
3494 |
80.85%
|
|
|
|
10902 - Pick-up Sticks | 5113 |
38.88%
|
1230 |
82.93%
|
|
|
|
10903 - Rock-Paper-Scissors Tournament | 12238 |
32.09%
|
2808 |
83.62%
|
|
|
|
10904 - Structural Equivalence | 497 |
35.61%
|
132 |
70.45%
|
|
|
|
10905 - Children's Game | 30941 |
32.41%
|
6326 |
77.63%
|
|
|
|
10906 - Strange Integration | 878 |
46.58%
|
384 |
86.72%
|
|
|
|
10907 - Art Gallery | 792 |
20.96%
|
172 |
63.95%
|
|
|
|
10908 - Largest Square | 15439 |
43.01%
|
4212 |
91.90%
|
|
|
|
10909 - Lucky Number | 4182 |
32.47%
|
666 |
73.57%
|
|
|
|
10910 - Marks Distribution | 6807 |
52.40%
|
2514 |
93.20%
|
|
|
|
10911 - Forming Quiz Teams | 15709 |
48.32%
|
4795 |
86.19%
|
|
|
|
10912 - Simple Minded Hashing | 7955 |
40.57%
|
2132 |
89.40%
|
|
|
|
10913 - Walking on a Grid | 4094 |
38.89%
|
1251 |
84.65%
|
|
|
|
10914 - Abundance and Perfect Numbers | 1434 |
44.28%
|
357 |
78.71%
|
|
|
|
10915 - War on Weather | 876 |
53.08%
|
357 |
91.04%
|
|
|
|
10916 - Factstone Benchmark | 5187 |
62.60%
|
2376 |
94.65%
|
|
|
|
10917 - Walk Through the Forest | 7388 |
39.86%
|
1432 |
85.27%
|
|
|
|
10918 - Tri Tiling | 5755 |
60.21%
|
2429 |
96.29%
|
|
|
|
10919 - Prerequisites? | 6670 |
68.37%
|
3529 |
96.26%
|
|
|
|
10920 - Spiral Tap | 9473 |
44.62%
|
3417 |
88.62%
|
|
|
|
10921 - Find the Telephone | 25846 |
60.18%
|
12431 |
96.46%
|
|
|
|
10922 - 2 the 9s | 21989 |
52.80%
|
7946 |
94.21%
|
|
|
|
10923 - Seven Seas | 1155 |
22.51%
|
321 |
55.14%
|
|
|
|
10924 - Prime Words | 46899 |
38.99%
|
12052 |
93.20%
|
|
|
|
10925 - Krakovia | 9481 |
37.16%
|
2965 |
88.13%
|
|
|
|
10926 - How Many Dependencies? | 9839 |
37.19%
|
2520 |
88.65%
|
|
|
|
10927 - Bright Lights | 5620 |
28.75%
|
1165 |
82.06%
|
|
|
|
10928 - My Dear Neighbours | 9635 |
42.49%
|
2751 |
90.44%
|
|
|
|
10929 - You can say 11 | 60823 |
35.83%
|
15645 |
87.69%
|
|
|
|
10930 - A-Sequence | 8512 |
23.99%
|
1903 |
74.57%
|
|
|
|
10931 - Parity | 34710 |
57.97%
|
12569 |
96.28%
|
|
|
|
10932 - Calculator | 1412 |
25.64%
|
350 |
67.71%
|
|
|
|
10933 - Volleyball | 1248 |
26.12%
|
361 |
72.02%
|
|
|
|
10934 - Dropping water balloons | 4841 |
44.97%
|
1011 |
90.41%
|
|
|
|
10935 - Throwing cards away I | 88335 |
30.38%
|
11791 |
87.52%
|
|
|
|
10936 - Land surveyor's job | 599 |
25.71%
|
176 |
71.02%
|
|
|
|
10937 - Blackbeard the Pirate | 4190 |
37.71%
|
735 |
87.76%
|
|
|
|
10938 - Flea circus | 6115 |
37.78%
|
1330 |
88.35%
|
|
|
|
10939 - Ants, Aphids and a Ladybug | 577 |
23.74%
|
113 |
65.49%
|
|
|
|
10940 - Throwing cards away II | 12614 |
49.62%
|
4376 |
86.11%
|
|
|
|
10941 - Words adjustment | 815 |
27.85%
|
174 |
69.54%
|
|
|
|
10942 - Can of Beans | 1339 |
45.86%
|
535 |
87.10%
|
|
|
|
10943 - How do you add? | 20843 |
49.22%
|
6115 |
93.77%
|
|
|
|
10944 - Nuts for nuts.. | 4262 |
36.67%
|
947 |
85.11%
|
|
|
|
10945 - Mother bear | 30815 |
46.17%
|
9883 |
93.45%
|
|
|
|
10946 - You want what filled? | 11983 |
42.08%
|
3500 |
93.97%
|
|
|
|
10947 - Bear with me, again.. | 2246 |
55.48%
|
805 |
90.93%
|
|
|
|
10948 - The primary problem | 14438 |
43.16%
|
4274 |
91.04%
|
|
|
|
10949 - Kids in a Grid | 3920 |
15.66%
|
442 |
43.21%
|
|
|
|
10950 - Bad Code | 2990 |
27.02%
|
618 |
82.52%
|
|
|
|
10951 - Polynomial GCD | 997 |
38.52%
|
227 |
83.70%
|
|
|
|
10952 - Pattern Transformations | 312 |
32.37%
|
62 |
75.81%
|
|
|
10953 - Stochastic Digit Generator | 582 |
42.61%
|
240 |
79.17%
|
|
|
|
10954 - Add All | 62274 |
43.29%
|
14543 |
85.63%
|
|
|
|
10955 - Playfair Cipher | 180 |
20.56%
|
28 |
57.14%
|
|
|
|
10956 - Prime Suspect | 971 |
42.02%
|
201 |
71.64%
|
|
|
|
10957 - So Doku Checker | 3025 |
50.31%
|
723 |
88.24%
|
|
|
|
10958 - How Many Solutions? | 1838 |
35.69%
|
464 |
83.41%
|
|
|
|
10959 - The Party, Part I | 9866 |
44.53%
|
2971 |
91.79%
|
|
|
|
10960 - The Party, Part II | 330 |
33.33%
|
104 |
73.08%
|
|
|
|
10961 - Chasing After Don Giovanni | 635 |
35.28%
|
205 |
77.56%
|
|
|
|
10962 - Don Giovanni's Last Dinner | 574 |
29.27%
|
188 |
72.87%
|
|
|
|
10963 - The Swallowing Ground | 24546 |
28.53%
|
5965 |
89.29%
|
|
|
|
10964 - Strange Planet | 1133 |
47.75%
|
483 |
89.86%
|
|
|
|
10965 - Khepel's Problem | 492 |
25.81%
|
133 |
66.92%
|
|
|
|
10966 - 3KP-BASH Project | 782 |
12.66%
|
75 |
64.00%
|
|
|
|
10967 - The Great Escape | 1162 |
29.00%
|
250 |
82.00%
|
|
|
|
10968 - KuPellaKeS | 1443 |
29.66%
|
316 |
79.43%
|
|
|
|
10969 - Sweet Dream | 1092 |
29.58%
|
191 |
55.50%
|
|
|
|
10970 - Big Chocolate | 35658 |
68.00%
|
16251 |
97.38%
|
|
|
|
10971 - Building Construction | 130 |
6.92%
|
49 |
16.33%
|
|
|
|
10972 - RevolC FaeLoN | 2841 |
37.03%
|
345 |
83.48%
|
|
|
|
10973 - Triangle Counting | 2849 |
33.17%
|
642 |
81.46%
|
|
|
|
10974 - The Ridiculous Game | 169 |
7.10%
|
31 |
25.81%
|
|
|
|
10975 - Dueue's Quiz | 1471 |
20.19%
|
157 |
56.69%
|
|
|
|
10976 - Fractions Again?! | 28716 |
49.32%
|
7224 |
94.30%
|
|
|
|
10977 - Enchanted Forest | 6867 |
28.63%
|
1103 |
86.94%
|
|
|
|
10978 - Let's Play Magic! | 5075 |
49.85%
|
1890 |
92.28%
|
|
|
|
10979 - How Many Triangles? | 619 |
29.73%
|
182 |
76.37%
|
|
|
|
10980 - Lowest Price in Town | 5598 |
34.60%
|
1181 |
88.15%
|
|
|
|
10981 - String Morphing | 1110 |
25.86%
|
241 |
65.15%
|
|
|
|
10982 - Troublemakers | 2272 |
38.20%
|
529 |
84.69%
|
|
|
|
10983 - Buy one, get the rest free | 2480 |
37.14%
|
600 |
83.33%
|
|
|
|
10984 - Double NP-hard | 1133 |
22.15%
|
253 |
58.10%
|
|
|
|
10985 - Rings'n'Ropes | 1224 |
49.26%
|
343 |
86.88%
|
|
|
|
10986 - Sending email | 46728 |
42.73%
|
8904 |
89.30%
|
|
|
|
10987 - Antifloyd | 1795 |
33.31%
|
497 |
82.29%
|
|
|
|
10988 - From G to H and back | 433 |
11.78%
|
114 |
29.82%
|
|
|
|
10989 - Bomb, Divide and Conquer | 2499 |
35.73%
|
519 |
80.92%
|
|
|
|
10990 - Another New Function | 4554 |
64.08%
|
1517 |
95.39%
|
|
|
|
10991 - Region | 3385 |
71.88%
|
1752 |
96.86%
|
|
|
|
10992 - The Ghost of Programmers | 2959 |
25.14%
|
811 |
72.13%
|
|
|
|
10993 - Ignoring Digits | 1114 |
34.83%
|
308 |
75.32%
|
|
|
|
10994 - Simple Addition | 12043 |
29.40%
|
2751 |
64.89%
|
|
|
|
10995 - Educational Journey | 304 |
57.57%
|
153 |
88.24%
|
|
|
|
10996 - Go | 225 |
48.44%
|
111 |
81.08%
|
|
|
|
10997 - Medals | 661 |
39.49%
|
248 |
82.66%
|
|
|
|
10998 - Flipping Colors | 614 |
58.96%
|
329 |
91.49%
|
|
|
|
10999 - Crabbles | 2025 |
34.77%
|
469 |
78.25%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |