Our Patreons
Diamond Sponsors
Steven & Felix Halim
Reinardus Pradhitya
Gold Sponsors
--- YOUR NAME HERE ----
Silver Sponsors
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Bronze Sponsors
Christianto Handojo
Krzysztof Adamek
Fatima Broom
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
|
10900 - So you want to be a 2n-aire? | 1722 |
78.69%
|
778 |
93.32%
|
|
|
|
10901 - Ferry Loading III | 14102 |
30.79%
|
3482 |
80.82%
|
|
|
|
10902 - Pick-up Sticks | 5077 |
38.98%
|
1222 |
83.06%
|
|
|
|
10903 - Rock-Paper-Scissors Tournament | 12138 |
32.02%
|
2793 |
83.60%
|
|
|
|
10904 - Structural Equivalence | 496 |
35.69%
|
131 |
70.99%
|
|
|
|
10905 - Children's Game | 30762 |
32.28%
|
6281 |
77.52%
|
|
|
|
10906 - Strange Integration | 870 |
46.67%
|
381 |
86.88%
|
|
|
|
10907 - Art Gallery | 790 |
20.89%
|
170 |
64.12%
|
|
|
|
10908 - Largest Square | 14607 |
42.14%
|
4048 |
91.65%
|
|
|
|
10909 - Lucky Number | 4145 |
32.55%
|
658 |
73.56%
|
|
|
|
10910 - Marks Distribution | 6758 |
52.29%
|
2505 |
93.21%
|
|
|
|
10911 - Forming Quiz Teams | 15338 |
48.20%
|
4710 |
86.28%
|
|
|
|
10912 - Simple Minded Hashing | 7796 |
40.53%
|
2105 |
89.45%
|
|
|
|
10913 - Walking on a Grid | 4075 |
38.82%
|
1243 |
84.71%
|
|
|
|
10914 - Abundance and Perfect Numbers | 1404 |
43.16%
|
355 |
78.87%
|
|
|
|
10915 - War on Weather | 873 |
53.15%
|
354 |
91.53%
|
|
|
|
10916 - Factstone Benchmark | 5095 |
62.79%
|
2371 |
94.69%
|
|
|
|
10917 - Walk Through the Forest | 7362 |
39.76%
|
1428 |
85.29%
|
|
|
|
10918 - Tri Tiling | 5709 |
60.05%
|
2421 |
96.32%
|
|
|
|
10919 - Prerequisites? | 6649 |
68.31%
|
3516 |
96.27%
|
|
|
|
10920 - Spiral Tap | 9242 |
44.97%
|
3408 |
88.62%
|
|
|
|
10921 - Find the Telephone | 25748 |
60.12%
|
12399 |
96.46%
|
|
|
|
10922 - 2 the 9s | 21058 |
52.83%
|
7803 |
94.17%
|
|
|
|
10923 - Seven Seas | 1152 |
22.40%
|
319 |
54.86%
|
|
|
|
10924 - Prime Words | 46655 |
39.01%
|
12039 |
93.22%
|
|
|
|
10925 - Krakovia | 9411 |
37.13%
|
2944 |
88.18%
|
|
|
|
10926 - How Many Dependencies? | 9716 |
36.83%
|
2512 |
88.69%
|
|
|
|
10927 - Bright Lights | 5535 |
28.67%
|
1149 |
82.16%
|
|
|
|
10928 - My Dear Neighbours | 9312 |
43.01%
|
2732 |
90.52%
|
|
|
|
10929 - You can say 11 | 59752 |
35.50%
|
15469 |
87.56%
|
|
|
|
10930 - A-Sequence | 8487 |
23.97%
|
1896 |
74.63%
|
|
|
|
10931 - Parity | 33190 |
57.99%
|
12388 |
96.27%
|
|
|
|
10932 - Calculator | 1407 |
25.59%
|
347 |
67.72%
|
|
|
|
10933 - Volleyball | 1239 |
25.83%
|
355 |
71.83%
|
|
|
|
10934 - Dropping water balloons | 4793 |
44.86%
|
1002 |
90.52%
|
|
|
|
10935 - Throwing cards away I | 86540 |
30.32%
|
11713 |
87.58%
|
|
|
|
10936 - Land surveyor's job | 595 |
25.38%
|
174 |
70.69%
|
|
|
|
10937 - Blackbeard the Pirate | 4186 |
37.70%
|
732 |
87.84%
|
|
|
|
10938 - Flea circus | 5997 |
37.65%
|
1323 |
88.36%
|
|
|
|
10939 - Ants, Aphids and a Ladybug | 576 |
23.78%
|
112 |
66.07%
|
|
|
|
10940 - Throwing cards away II | 12508 |
49.62%
|
4371 |
86.11%
|
|
|
|
10941 - Words adjustment | 811 |
27.74%
|
172 |
69.77%
|
|
|
|
10942 - Can of Beans | 1325 |
45.58%
|
527 |
87.10%
|
|
|
|
10943 - How do you add? | 20727 |
49.27%
|
6097 |
93.78%
|
|
|
|
10944 - Nuts for nuts.. | 4253 |
36.61%
|
943 |
85.26%
|
|
|
|
10945 - Mother bear | 30569 |
46.18%
|
9863 |
93.45%
|
|
|
|
10946 - You want what filled? | 11796 |
41.98%
|
3486 |
94.00%
|
|
|
|
10947 - Bear with me, again.. | 2228 |
55.70%
|
802 |
91.15%
|
|
|
|
10948 - The primary problem | 14216 |
42.97%
|
4268 |
91.05%
|
|
|
|
10949 - Kids in a Grid | 3902 |
15.53%
|
439 |
43.28%
|
|
|
|
10950 - Bad Code | 2959 |
27.00%
|
617 |
82.66%
|
|
|
|
10951 - Polynomial GCD | 996 |
38.55%
|
226 |
84.07%
|
|
|
|
10952 - Pattern Transformations | 311 |
32.48%
|
61 |
77.05%
|
|
|
|
10953 - Stochastic Digit Generator | 576 |
42.53%
|
237 |
79.32%
|
|
|
|
10954 - Add All | 61164 |
42.86%
|
14458 |
85.57%
|
|
|
|
10955 - Playfair Cipher | 179 |
20.67%
|
27 |
59.26%
|
|
|
|
10956 - Prime Suspect | 964 |
42.01%
|
199 |
71.36%
|
|
|
|
10957 - So Doku Checker | 2993 |
50.42%
|
718 |
88.30%
|
|
|
|
10958 - How Many Solutions? | 1837 |
35.71%
|
463 |
83.59%
|
|
|
|
10959 - The Party, Part I | 9745 |
44.56%
|
2961 |
91.79%
|
|
|
|
10960 - The Party, Part II | 329 |
33.43%
|
103 |
73.79%
|
|
|
|
10961 - Chasing After Don Giovanni | 634 |
35.33%
|
204 |
77.94%
|
|
|
|
10962 - Don Giovanni's Last Dinner | 565 |
28.85%
|
181 |
72.93%
|
|
|
|
10963 - The Swallowing Ground | 24393 |
28.51%
|
5936 |
89.29%
|
|
|
|
10964 - Strange Planet | 1123 |
48.00%
|
480 |
90.21%
|
|
|
|
10965 - Khepel's Problem | 491 |
25.87%
|
132 |
67.42%
|
|
|
|
10966 - 3KP-BASH Project | 777 |
12.74%
|
74 |
64.86%
|
|
|
|
10967 - The Great Escape | 1157 |
29.04%
|
247 |
82.59%
|
|
|
|
10968 - KuPellaKeS | 1410 |
29.93%
|
312 |
79.49%
|
|
|
|
10969 - Sweet Dream | 1088 |
29.50%
|
189 |
55.56%
|
|
|
|
10970 - Big Chocolate | 35515 |
67.98%
|
16222 |
97.39%
|
|
|
|
10971 - Building Construction | 108 |
8.33%
|
41 |
19.51%
|
|
|
|
10972 - RevolC FaeLoN | 2672 |
36.68%
|
332 |
83.13%
|
|
|
|
10973 - Triangle Counting | 2848 |
33.18%
|
641 |
81.59%
|
|
|
|
10974 - The Ridiculous Game | 168 |
7.14%
|
30 |
26.67%
|
|
|
|
10975 - Dueue's Quiz | 1470 |
20.20%
|
156 |
57.05%
|
|
|
|
10976 - Fractions Again?! | 28449 |
49.37%
|
7190 |
94.31%
|
|
|
|
10977 - Enchanted Forest | 6724 |
28.85%
|
1096 |
86.95%
|
|
|
|
10978 - Let's Play Magic! | 4945 |
50.05%
|
1850 |
92.27%
|
|
|
|
10979 - How Many Triangles? | 613 |
29.53%
|
180 |
76.67%
|
|
|
|
10980 - Lowest Price in Town | 5537 |
34.59%
|
1170 |
88.38%
|
|
|
|
10981 - String Morphing | 1096 |
25.46%
|
239 |
64.85%
|
|
|
|
10982 - Troublemakers | 2259 |
38.03%
|
526 |
84.79%
|
|
|
|
10983 - Buy one, get the rest free | 2473 |
37.04%
|
597 |
83.25%
|
|
|
|
10984 - Double NP-hard | 1124 |
21.98%
|
251 |
58.17%
|
|
|
|
10985 - Rings'n'Ropes | 1194 |
49.41%
|
337 |
86.94%
|
|
|
|
10986 - Sending email | 44831 |
42.45%
|
8821 |
89.29%
|
|
|
|
10987 - Antifloyd | 1754 |
33.07%
|
491 |
82.28%
|
|
|
|
10988 - From G to H and back | 429 |
11.66%
|
112 |
29.46%
|
|
|
|
10989 - Bomb, Divide and Conquer | 2438 |
35.36%
|
514 |
81.13%
|
|
|
|
10990 - Another New Function | 4506 |
64.00%
|
1495 |
95.52%
|
|
|
|
10991 - Region | 3347 |
71.95%
|
1746 |
96.91%
|
|
|
|
10992 - The Ghost of Programmers | 2957 |
25.13%
|
809 |
72.19%
|
|
|
|
10993 - Ignoring Digits | 1092 |
34.98%
|
302 |
75.50%
|
|
|
|
10994 - Simple Addition | 12015 |
29.36%
|
2745 |
64.88%
|
|
|
|
10995 - Educational Journey | 299 |
57.86%
|
151 |
88.74%
|
|
|
|
10996 - Go | 224 |
48.66%
|
110 |
81.82%
|
|
|
|
10997 - Medals | 658 |
39.67%
|
246 |
83.33%
|
|
|
|
10998 - Flipping Colors | 611 |
58.92%
|
327 |
91.44%
|
|
|
|
10999 - Crabbles | 2024 |
34.78%
|
468 |
78.42%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |


