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Browse Problems
Title | Total Submissions / Solving % | Total Users / Solving % | ||||
10000 - Longest Paths | 35270 |
25.20%
|
8188 |
65.01%
|
||
10001 - Garden of Eden | 6919 |
40.73%
|
2496 |
72.56%
|
||
10002 - Center of Masses | 11387 |
29.19%
|
2382 |
68.39%
|
||
10003 - Cutting Sticks | 55681 |
48.43%
|
14927 |
89.98%
|
||
10004 - Bicoloring | 83173 |
49.77%
|
22684 |
90.85%
|
||
10005 - Packing polygons | 11979 |
19.68%
|
2752 |
53.82%
|
||
10006 - Carmichael Numbers | 44764 |
37.98%
|
10841 |
85.39%
|
||
10007 - Count the Trees | 8702 |
45.00%
|
3533 |
77.72%
|
||
10008 - What's Cryptanalysis? | 41584 |
57.35%
|
17458 |
93.91%
|
||
10009 - All Roads Lead Where? | 15588 |
34.58%
|
4392 |
82.42%
|
||
10010 - Where's Waldorf? | 45083 |
31.23%
|
11397 |
82.10%
|
||
10011 - Where Can You Hide? | 4128 |
10.54%
|
592 |
39.86%
|
||
10012 - How Big Is It? | 11096 |
30.12%
|
2596 |
69.88%
|
||
10013 - Super long sums | 53665 |
27.51%
|
10094 |
67.31%
|
||
10014 - Simple calculations | 12658 |
31.81%
|
4097 |
70.88%
|
||
10015 - Joseph's Cousin | 9795 |
30.64%
|
3522 |
53.32%
|
||
10016 - Flip-Flop the Squarelotron | 2960 |
47.43%
|
1278 |
79.89%
|
||
10017 - The Never Ending Towers of Hanoi | 6724 |
25.10%
|
1864 |
56.49%
|
||
10018 - Reverse and Add | 103597 |
42.44%
|
27754 |
88.65%
|
||
10019 - Funny Encryption Method | 22439 |
70.86%
|
12324 |
96.26%
|
||
10020 - Minimal coverage | 28177 |
27.20%
|
5349 |
68.50%
|
||
10021 - Cube in the labirint | 1689 |
22.97%
|
497 |
64.59%
|
||
10022 - Delta-wave | 2528 |
29.94%
|
971 |
64.37%
|
||
10023 - Square root | 45475 |
20.91%
|
6250 |
31.01%
|
||
10024 - Curling up the cube | 2130 |
24.65%
|
669 |
55.61%
|
||
10025 - The ? 1 ? 2 ? ... ? n = k problem | 17599 |
28.51%
|
4453 |
77.68%
|
||
10026 - Shoemaker's Problem | 38055 |
33.69%
|
9091 |
83.31%
|
||
10027 - Language Cardinality | 2499 |
13.65%
|
504 |
51.98%
|
||
10028 - Demerit Points | 1542 |
24.51%
|
416 |
58.89%
|
||
10029 - Edit Step Ladders | 14747 |
22.81%
|
2653 |
64.61%
|
||
10030 - Computer Dialogue | 1015 |
27.00%
|
391 |
39.64%
|
||
10031 - Saskatchewan | 1236 |
6.88%
|
264 |
23.86%
|
||
10032 - Tug of War | 35375 |
14.09%
|
4918 |
45.30%
|
||
10033 - Interpreter | 36732 |
24.60%
|
6548 |
77.37%
|
||
10034 - Freckles | 50203 |
32.85%
|
11561 |
81.99%
|
||
10035 - Primary Arithmetic | 141760 |
29.28%
|
31732 |
87.10%
|
||
10036 - Divisibility | 24451 |
37.28%
|
5164 |
85.22%
|
||
10037 - Bridge | 26123 |
24.53%
|
5589 |
70.03%
|
||
10038 - Jolly Jumpers | 217242 |
27.86%
|
43559 |
83.92%
|
||
10039 - Railroads | 6224 |
28.87%
|
1376 |
75.29%
|
||
10040 - Ouroboros Snake | 3361 |
36.39%
|
655 |
60.46%
|
||
10041 - Vito's Family | 79724 |
43.23%
|
23355 |
87.88%
|
||
10042 - Smith Numbers | 21099 |
36.69%
|
5871 |
85.54%
|
||
10043 - Chainsaw Massacre | 5382 |
28.00%
|
767 |
67.28%
|
||
10044 - Erdos Numbers | 32378 |
19.49%
|
4328 |
70.24%
|
||
10045 - Echo | 2235 |
23.94%
|
437 |
46.00%
|
||
10046 - Fold-up Patterns | 133 |
20.30%
|
54 |
38.89%
|
||
10047 - The Monocycle | 11095 |
41.76%
|
2547 |
86.18%
|
||
10048 - Audiophobia | 26946 |
45.16%
|
7506 |
87.60%
|
||
10049 - Self-describing Sequence | 8063 |
51.89%
|
3393 |
87.89%
|
||
10050 - Hartals | 39525 |
60.07%
|
18163 |
94.41%
|
||
10051 - Tower of Cubes | 9684 |
37.61%
|
2716 |
83.98%
|
||
10052 - Inviting Politicians | 2516 |
7.83%
|
348 |
22.70%
|
||
10053 - Envelopes | 1283 |
18.32%
|
344 |
46.51%
|
||
10054 - The Necklace | 37905 |
26.00%
|
5401 |
70.78%
|
||
10055 - Hashmat the Brave Warrior | 357228 |
29.02%
|
71206 |
86.72%
|
||
10056 - What is the Probability ? | 16249 |
42.51%
|
4704 |
89.84%
|
||
10057 - A mid-summer night's dream. | 16447 |
37.19%
|
4217 |
83.52%
|
||
10058 - Jimmi's Riddles | 2489 |
36.64%
|
868 |
83.06%
|
||
10059 - The Hazard of CSE Department! | 487 |
2.05%
|
117 |
5.98%
|
||
10060 - A hole to catch a man | 3654 |
33.72%
|
1026 |
84.70%
|
||
10061 - How many zero's and how many digits ? | 10224 |
30.96%
|
2322 |
78.12%
|
||
10062 - Tell me the frequencies! | 63114 |
21.73%
|
12814 |
69.21%
|
||
10063 - Knuth's Permutation | 6489 |
42.26%
|
2343 |
72.39%
|
||
10064 - Traveling in another Dimension | 504 |
15.48%
|
153 |
39.87%
|
||
10065 - Useless Tile Packers | 8415 |
35.53%
|
2139 |
84.53%
|
||
10066 - The Twin Towers | 24369 |
47.20%
|
8452 |
90.30%
|
||
10067 - Playing with Wheels | 20298 |
42.56%
|
5715 |
89.12%
|
||
10068 - The Treasure Hunt | 1597 |
15.03%
|
365 |
42.19%
|
||
10069 - Distinct Subsequences | 19240 |
30.94%
|
4534 |
76.47%
|
||
10070 - Leap Year or Not Leap Year and ... | 61128 |
15.28%
|
11860 |
54.95%
|
||
10071 - Back to High School Physics | 181049 |
47.40%
|
59645 |
93.41%
|
||
10072 - Bob Laptop Woolmer and Eddie Desktop Barlow | 1636 |
30.38%
|
525 |
58.86%
|
||
10073 - Constrained Exchange Sort | 1037 |
32.21%
|
189 |
55.56%
|
||
10074 - Take the Land | 14762 |
51.29%
|
4953 |
91.82%
|
||
10075 - Airlines | 3717 |
39.84%
|
1207 |
81.36%
|
||
10076 - The Bumpy Robot | 1135 |
27.22%
|
267 |
66.29%
|
||
10077 - The Stern-Brocot Number System | 15537 |
56.12%
|
6264 |
93.37%
|
||
10078 - The Art Gallery | 8809 |
46.63%
|
2703 |
90.27%
|
||
10079 - Pizza Cutting | 53254 |
44.39%
|
18441 |
94.17%
|
||
10080 - Gopher II | 16653 |
38.98%
|
3287 |
85.98%
|
||
10081 - Tight Words | 5242 |
52.98%
|
2200 |
90.50%
|
||
10082 - WERTYU | 107529 |
40.45%
|
29776 |
90.59%
|
||
10083 - Division | 20670 |
37.44%
|
1923 |
63.81%
|
||
10084 - Hotter Colder | 2170 |
36.41%
|
569 |
75.40%
|
||
10085 - The most distant state | 2380 |
46.64%
|
741 |
86.10%
|
||
10086 - Test the Rods | 2403 |
44.03%
|
759 |
87.09%
|
||
10087 - The Tajmahal of ++Y2k | 598 |
29.26%
|
190 |
69.47%
|
||
10088 - Trees on My Island | 6585 |
37.66%
|
1628 |
87.65%
|
||
10089 - Repackaging | 4493 |
33.72%
|
1208 |
76.66%
|
||
10090 - Marbles | 19947 |
26.03%
|
4204 |
72.10%
|
||
10091 - The Valentine's Day | 1337 |
22.44%
|
338 |
67.16%
|
||
10092 - The Problem with the Problem Setter | 9431 |
40.20%
|
2208 |
84.33%
|
||
10093 - An Easy Problem! | 22077 |
25.54%
|
4832 |
70.86%
|
||
10094 - Place the Guards | 2468 |
29.58%
|
765 |
65.10%
|
||
10095 - Saving the Planet | 1089 |
18.82%
|
200 |
55.00%
|
||
10096 - The Richest Man of the Universe | 2383 |
2.90%
|
315 |
13.33%
|
||
10097 - The Color Game | 1471 |
51.60%
|
645 |
84.03%
|
||
10098 - Generating Fast | 26452 |
44.81%
|
8432 |
86.08%
|
||
10099 - The Tourist Guide | 35681 |
32.17%
|
7954 |
84.50%
|
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Display # | Results 1 - 100 of 100 |