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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10000 - Longest Paths | 35740 |
25.34%
|
8225 |
65.09%
|
|
|
|
10001 - Garden of Eden | 6955 |
40.79%
|
2509 |
72.66%
|
|
|
|
10002 - Center of Masses | 11554 |
29.22%
|
2390 |
68.41%
|
|
|
|
10003 - Cutting Sticks | 56812 |
48.51%
|
15102 |
90.01%
|
|
|
|
10004 - Bicoloring | 84726 |
49.93%
|
22859 |
90.88%
|
|
|
|
10005 - Packing polygons | 12149 |
19.79%
|
2775 |
53.91%
|
|
|
|
10006 - Carmichael Numbers | 44955 |
37.98%
|
10873 |
85.36%
|
|
|
|
10007 - Count the Trees | 8789 |
45.04%
|
3544 |
77.71%
|
|
|
|
10008 - What's Cryptanalysis? | 42317 |
57.42%
|
17565 |
93.93%
|
|
|
|
10009 - All Roads Lead Where? | 15672 |
34.60%
|
4406 |
82.43%
|
|
|
|
10010 - Where's Waldorf? | 45707 |
31.57%
|
11696 |
82.37%
|
|
|
|
10011 - Where Can You Hide? | 4140 |
10.58%
|
594 |
40.24%
|
|
|
|
10012 - How Big Is It? | 11273 |
30.42%
|
2615 |
70.02%
|
|
|
|
10013 - Super long sums | 53834 |
27.61%
|
10114 |
67.32%
|
|
|
|
10014 - Simple calculations | 12667 |
31.81%
|
4099 |
70.85%
|
|
|
|
10015 - Joseph's Cousin | 9883 |
30.69%
|
3537 |
53.46%
|
|
|
|
10016 - Flip-Flop the Squarelotron | 2987 |
47.51%
|
1286 |
79.94%
|
|
|
|
10017 - The Never Ending Towers of Hanoi | 6775 |
25.05%
|
1870 |
56.63%
|
|
|
|
10018 - Reverse and Add | 105065 |
42.70%
|
28208 |
88.80%
|
|
|
|
10019 - Funny Encryption Method | 22676 |
70.97%
|
12410 |
96.24%
|
|
|
10020 - Minimal coverage | 28587 |
27.37%
|
5405 |
68.70%
|
|
|
|
10021 - Cube in the labirint | 1693 |
23.15%
|
498 |
64.66%
|
|
|
|
10022 - Delta-wave | 2536 |
30.05%
|
975 |
64.41%
|
|
|
|
10023 - Square root | 47969 |
22.65%
|
6275 |
31.20%
|
|
|
|
10024 - Curling up the cube | 2156 |
24.91%
|
673 |
55.87%
|
|
|
|
10025 - The ? 1 ? 2 ? ... ? n = k problem | 17668 |
28.58%
|
4462 |
77.72%
|
|
|
|
10026 - Shoemaker's Problem | 38626 |
34.02%
|
9341 |
83.65%
|
|
|
|
10027 - Language Cardinality | 2518 |
13.54%
|
506 |
51.78%
|
|
|
|
10028 - Demerit Points | 1553 |
24.60%
|
419 |
59.19%
|
|
|
|
10029 - Edit Step Ladders | 14766 |
22.86%
|
2661 |
64.71%
|
|
|
|
10030 - Computer Dialogue | 1052 |
27.57%
|
396 |
40.66%
|
|
|
|
10031 - Saskatchewan | 1258 |
7.31%
|
270 |
25.19%
|
|
|
|
10032 - Tug of War | 35542 |
14.15%
|
4938 |
45.50%
|
|
|
|
10033 - Interpreter | 37008 |
24.82%
|
6669 |
77.58%
|
|
|
|
10034 - Freckles | 50517 |
32.87%
|
11611 |
82.01%
|
|
|
|
10035 - Primary Arithmetic | 144105 |
29.46%
|
32241 |
87.22%
|
|
|
|
10036 - Divisibility | 25483 |
37.16%
|
5230 |
85.22%
|
|
|
|
10037 - Bridge | 26687 |
24.74%
|
5776 |
70.53%
|
|
|
|
10038 - Jolly Jumpers | 220067 |
27.98%
|
44081 |
84.01%
|
|
|
|
10039 - Railroads | 6230 |
28.91%
|
1379 |
75.34%
|
|
|
|
10040 - Ouroboros Snake | 3374 |
36.43%
|
662 |
60.27%
|
|
|
|
10041 - Vito's Family | 81430 |
43.58%
|
23904 |
88.08%
|
|
|
|
10042 - Smith Numbers | 21254 |
36.76%
|
5897 |
85.57%
|
|
|
|
10043 - Chainsaw Massacre | 5385 |
28.02%
|
770 |
67.27%
|
|
|
|
10044 - Erdos Numbers | 32591 |
19.65%
|
4410 |
70.34%
|
|
|
|
10045 - Echo | 2251 |
23.94%
|
439 |
46.24%
|
|
|
|
10046 - Fold-up Patterns | 133 |
20.30%
|
54 |
38.89%
|
|
|
|
10047 - The Monocycle | 11146 |
41.80%
|
2566 |
86.20%
|
|
|
|
10048 - Audiophobia | 27414 |
45.13%
|
7588 |
87.64%
|
|
|
|
10049 - Self-describing Sequence | 8199 |
51.88%
|
3453 |
87.92%
|
|
|
|
10050 - Hartals | 40217 |
60.24%
|
18460 |
94.46%
|
|
|
|
10051 - Tower of Cubes | 9767 |
37.60%
|
2730 |
83.92%
|
|
|
|
10052 - Inviting Politicians | 2546 |
7.82%
|
352 |
22.73%
|
|
|
|
10053 - Envelopes | 1285 |
18.37%
|
346 |
46.53%
|
|
|
|
10054 - The Necklace | 38288 |
26.03%
|
5452 |
70.93%
|
|
|
|
10055 - Hashmat the Brave Warrior | 361407 |
29.07%
|
71677 |
86.76%
|
|
|
|
10056 - What is the Probability ? | 16682 |
42.50%
|
4782 |
89.88%
|
|
|
|
10057 - A mid-summer night's dream. | 17064 |
37.50%
|
4293 |
83.65%
|
|
|
|
10058 - Jimmi's Riddles | 2504 |
36.70%
|
874 |
83.07%
|
|
|
|
10059 - The Hazard of CSE Department! | 493 |
2.03%
|
120 |
5.83%
|
|
|
|
10060 - A hole to catch a man | 3683 |
33.80%
|
1029 |
84.65%
|
|
|
|
10061 - How many zero's and how many digits ? | 10309 |
30.89%
|
2328 |
78.14%
|
|
|
|
10062 - Tell me the frequencies! | 63885 |
21.78%
|
12887 |
69.32%
|
|
|
|
10063 - Knuth's Permutation | 6522 |
42.32%
|
2355 |
72.53%
|
|
|
|
10064 - Traveling in another Dimension | 508 |
15.75%
|
155 |
40.00%
|
|
|
|
10065 - Useless Tile Packers | 8550 |
35.79%
|
2147 |
84.54%
|
|
|
|
10066 - The Twin Towers | 24587 |
47.27%
|
8476 |
90.33%
|
|
|
|
10067 - Playing with Wheels | 20407 |
42.60%
|
5729 |
89.13%
|
|
|
|
10068 - The Treasure Hunt | 1600 |
15.06%
|
367 |
42.23%
|
|
|
|
10069 - Distinct Subsequences | 19431 |
31.16%
|
4561 |
76.52%
|
|
|
|
10070 - Leap Year or Not Leap Year and ... | 61419 |
15.25%
|
11878 |
54.95%
|
|
|
|
10071 - Back to High School Physics | 184781 |
47.28%
|
60225 |
93.43%
|
|
|
|
10072 - Bob Laptop Woolmer and Eddie Desktop Barlow | 1642 |
30.57%
|
529 |
58.98%
|
|
|
|
10073 - Constrained Exchange Sort | 1050 |
32.67%
|
192 |
55.73%
|
|
|
|
10074 - Take the Land | 14932 |
51.41%
|
4986 |
91.80%
|
|
|
|
10075 - Airlines | 3732 |
39.98%
|
1217 |
81.51%
|
|
|
|
10076 - The Bumpy Robot | 1135 |
27.22%
|
267 |
66.29%
|
|
|
|
10077 - The Stern-Brocot Number System | 15905 |
56.35%
|
6443 |
93.37%
|
|
|
|
10078 - The Art Gallery | 8927 |
46.68%
|
2715 |
90.17%
|
|
|
|
10079 - Pizza Cutting | 53557 |
44.50%
|
18507 |
94.19%
|
|
|
|
10080 - Gopher II | 16752 |
38.94%
|
3294 |
85.97%
|
|
|
|
10081 - Tight Words | 5411 |
52.60%
|
2228 |
90.57%
|
|
|
|
10082 - WERTYU | 109221 |
40.56%
|
30253 |
90.62%
|
|
|
|
10083 - Division | 20717 |
37.39%
|
1932 |
63.66%
|
|
|
|
10084 - Hotter Colder | 2213 |
36.20%
|
572 |
75.35%
|
|
|
|
10085 - The most distant state | 2389 |
46.76%
|
744 |
86.16%
|
|
|
|
10086 - Test the Rods | 2415 |
44.22%
|
768 |
87.24%
|
|
|
|
10087 - The Tajmahal of ++Y2k | 598 |
29.26%
|
190 |
69.47%
|
|
|
|
10088 - Trees on My Island | 6602 |
37.69%
|
1631 |
87.68%
|
|
|
|
10089 - Repackaging | 4532 |
33.76%
|
1219 |
76.62%
|
|
|
|
10090 - Marbles | 20144 |
26.14%
|
4223 |
72.15%
|
|
|
|
10091 - The Valentine's Day | 1340 |
22.54%
|
339 |
67.26%
|
|
|
|
10092 - The Problem with the Problem Setter | 9464 |
40.18%
|
2217 |
84.26%
|
|
|
|
10093 - An Easy Problem! | 23030 |
25.45%
|
4902 |
71.11%
|
|
|
|
10094 - Place the Guards | 2480 |
29.60%
|
771 |
65.11%
|
|
|
|
10095 - Saving the Planet | 1089 |
18.82%
|
200 |
55.00%
|
|
|
|
10096 - The Richest Man of the Universe | 2412 |
3.11%
|
322 |
13.98%
|
|
|
|
10097 - The Color Game | 1482 |
51.55%
|
649 |
83.98%
|
|
|
|
10098 - Generating Fast | 26540 |
44.85%
|
8445 |
86.10%
|
|
|
|
10099 - The Tourist Guide | 36228 |
32.23%
|
7984 |
84.51%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |