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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10000 - Longest Paths | 36641 |
25.66%
|
8387 |
65.46%
|
|
|
|
10001 - Garden of Eden | 7248 |
41.09%
|
2568 |
72.90%
|
|
|
|
10002 - Center of Masses | 11747 |
29.40%
|
2421 |
68.57%
|
|
|
|
10003 - Cutting Sticks | 60683 |
48.78%
|
15593 |
90.04%
|
|
|
|
10004 - Bicoloring | 88479 |
50.50%
|
23263 |
90.96%
|
|
|
|
10005 - Packing polygons | 12722 |
20.12%
|
2829 |
54.29%
|
|
|
|
10006 - Carmichael Numbers | 45633 |
38.05%
|
10993 |
85.40%
|
|
|
|
10007 - Count the Trees | 9259 |
45.11%
|
3625 |
77.99%
|
|
|
|
10008 - What's Cryptanalysis? | 45846 |
57.58%
|
18270 |
94.08%
|
|
|
|
10009 - All Roads Lead Where? | 15994 |
34.81%
|
4465 |
82.51%
|
|
|
|
10010 - Where's Waldorf? | 47474 |
32.47%
|
12419 |
83.13%
|
|
|
|
10011 - Where Can You Hide? | 4253 |
10.72%
|
620 |
40.97%
|
|
|
|
10012 - How Big Is It? | 11968 |
30.93%
|
2688 |
70.35%
|
|
|
|
10013 - Super long sums | 54571 |
27.83%
|
10192 |
67.50%
|
|
|
|
10014 - Simple calculations | 12805 |
31.83%
|
4131 |
70.95%
|
|
|
|
10015 - Joseph's Cousin | 10313 |
31.34%
|
3613 |
54.33%
|
|
|
|
10016 - Flip-Flop the Squarelotron | 3038 |
47.53%
|
1306 |
79.94%
|
|
|
|
10017 - The Never Ending Towers of Hanoi | 7158 |
24.48%
|
1885 |
56.82%
|
|
|
|
10018 - Reverse and Add | 107977 |
43.06%
|
29130 |
89.06%
|
|
|
|
10019 - Funny Encryption Method | 24877 |
70.76%
|
12898 |
96.32%
|
|
|
10020 - Minimal coverage | 29856 |
28.18%
|
5589 |
69.35%
|
|
|
|
10021 - Cube in the labirint | 1791 |
23.73%
|
516 |
64.92%
|
|
|
|
10022 - Delta-wave | 2617 |
29.96%
|
994 |
64.59%
|
|
|
|
10023 - Square root | 50818 |
23.12%
|
6443 |
32.78%
|
|
|
|
10024 - Curling up the cube | 2280 |
25.88%
|
700 |
57.00%
|
|
|
|
10025 - The ? 1 ? 2 ? ... ? n = k problem | 17856 |
28.62%
|
4489 |
77.75%
|
|
|
|
10026 - Shoemaker's Problem | 40274 |
34.72%
|
9895 |
84.17%
|
|
|
|
10027 - Language Cardinality | 2607 |
13.62%
|
517 |
52.22%
|
|
|
|
10028 - Demerit Points | 1592 |
24.56%
|
429 |
59.44%
|
|
|
|
10029 - Edit Step Ladders | 15028 |
23.18%
|
2703 |
64.82%
|
|
|
|
10030 - Computer Dialogue | 1065 |
27.61%
|
403 |
40.94%
|
|
|
|
10031 - Saskatchewan | 1271 |
7.47%
|
275 |
25.82%
|
|
|
|
10032 - Tug of War | 36166 |
14.31%
|
5028 |
46.04%
|
|
|
|
10033 - Interpreter | 38748 |
25.64%
|
7228 |
78.71%
|
|
|
|
10034 - Freckles | 52687 |
33.23%
|
11776 |
82.09%
|
|
|
|
10035 - Primary Arithmetic | 153236 |
30.16%
|
33885 |
87.74%
|
|
|
|
10036 - Divisibility | 28023 |
37.78%
|
5450 |
85.50%
|
|
|
|
10037 - Bridge | 27884 |
25.47%
|
6152 |
71.67%
|
|
|
|
10038 - Jolly Jumpers | 229301 |
28.61%
|
46031 |
84.41%
|
|
|
|
10039 - Railroads | 6494 |
28.75%
|
1417 |
75.44%
|
|
|
|
10040 - Ouroboros Snake | 3490 |
35.93%
|
681 |
60.35%
|
|
|
|
10041 - Vito's Family | 87068 |
44.54%
|
25488 |
88.59%
|
|
|
|
10042 - Smith Numbers | 21933 |
37.06%
|
6013 |
85.80%
|
|
|
|
10043 - Chainsaw Massacre | 5487 |
27.83%
|
786 |
67.05%
|
|
|
|
10044 - Erdos Numbers | 34066 |
20.50%
|
4759 |
71.93%
|
|
|
|
10045 - Echo | 2294 |
23.98%
|
452 |
46.68%
|
|
|
|
10046 - Fold-up Patterns | 144 |
18.75%
|
61 |
34.43%
|
|
|
|
10047 - The Monocycle | 11681 |
41.69%
|
2623 |
86.20%
|
|
|
|
10048 - Audiophobia | 28695 |
45.15%
|
7733 |
87.65%
|
|
|
|
10049 - Self-describing Sequence | 8520 |
51.71%
|
3545 |
87.73%
|
|
|
|
10050 - Hartals | 43352 |
60.78%
|
19724 |
94.67%
|
|
|
|
10051 - Tower of Cubes | 10178 |
37.49%
|
2776 |
83.90%
|
|
|
|
10052 - Inviting Politicians | 2679 |
7.65%
|
362 |
23.76%
|
|
|
|
10053 - Envelopes | 1300 |
18.62%
|
354 |
46.61%
|
|
|
|
10054 - The Necklace | 40056 |
26.41%
|
5587 |
71.34%
|
|
|
|
10055 - Hashmat the Brave Warrior | 372427 |
29.27%
|
72938 |
86.85%
|
|
|
|
10056 - What is the Probability ? | 19506 |
42.71%
|
5283 |
90.46%
|
|
|
|
10057 - A mid-summer night's dream. | 19782 |
38.69%
|
4791 |
84.87%
|
|
|
|
10058 - Jimmi's Riddles | 2550 |
36.82%
|
893 |
82.98%
|
|
|
|
10059 - The Hazard of CSE Department! | 557 |
1.80%
|
133 |
5.26%
|
|
|
|
10060 - A hole to catch a man | 3759 |
33.92%
|
1040 |
84.62%
|
|
|
|
10061 - How many zero's and how many digits ? | 10438 |
31.03%
|
2348 |
78.11%
|
|
|
|
10062 - Tell me the frequencies! | 67998 |
22.52%
|
13416 |
70.13%
|
|
|
|
10063 - Knuth's Permutation | 6789 |
42.29%
|
2397 |
72.09%
|
|
|
|
10064 - Traveling in another Dimension | 558 |
15.05%
|
163 |
39.88%
|
|
|
|
10065 - Useless Tile Packers | 8722 |
35.93%
|
2162 |
84.51%
|
|
|
|
10066 - The Twin Towers | 25318 |
47.20%
|
8561 |
90.30%
|
|
|
|
10067 - Playing with Wheels | 20583 |
42.75%
|
5782 |
89.19%
|
|
|
|
10068 - The Treasure Hunt | 1606 |
15.07%
|
370 |
42.16%
|
|
|
|
10069 - Distinct Subsequences | 19874 |
31.39%
|
4620 |
76.49%
|
|
|
|
10070 - Leap Year or Not Leap Year and ... | 63080 |
15.38%
|
12016 |
55.07%
|
|
|
|
10071 - Back to High School Physics | 193513 |
47.22%
|
61648 |
93.44%
|
|
|
|
10072 - Bob Laptop Woolmer and Eddie Desktop Barlow | 1661 |
30.46%
|
535 |
58.88%
|
|
|
|
10073 - Constrained Exchange Sort | 1054 |
32.83%
|
194 |
55.67%
|
|
|
|
10074 - Take the Land | 15274 |
51.53%
|
5063 |
91.88%
|
|
|
|
10075 - Airlines | 3804 |
40.25%
|
1236 |
81.47%
|
|
|
|
10076 - The Bumpy Robot | 1162 |
27.11%
|
275 |
66.18%
|
|
|
|
10077 - The Stern-Brocot Number System | 16764 |
56.86%
|
6843 |
93.53%
|
|
|
|
10078 - The Art Gallery | 9536 |
46.93%
|
2771 |
90.18%
|
|
|
|
10079 - Pizza Cutting | 55471 |
44.37%
|
18675 |
94.18%
|
|
|
|
10080 - Gopher II | 17087 |
38.91%
|
3377 |
86.08%
|
|
|
|
10081 - Tight Words | 5713 |
52.06%
|
2300 |
90.39%
|
|
|
|
10082 - WERTYU | 112736 |
40.89%
|
31380 |
90.76%
|
|
|
|
10083 - Division | 25094 |
40.37%
|
2029 |
64.76%
|
|
|
|
10084 - Hotter Colder | 2273 |
36.47%
|
592 |
75.00%
|
|
|
|
10085 - The most distant state | 2444 |
47.05%
|
755 |
86.09%
|
|
|
|
10086 - Test the Rods | 2443 |
44.49%
|
780 |
87.18%
|
|
|
|
10087 - The Tajmahal of ++Y2k | 610 |
29.02%
|
194 |
69.07%
|
|
|
|
10088 - Trees on My Island | 6790 |
38.20%
|
1663 |
87.85%
|
|
|
|
10089 - Repackaging | 4613 |
33.73%
|
1240 |
76.61%
|
|
|
|
10090 - Marbles | 21138 |
26.60%
|
4333 |
72.42%
|
|
|
|
10091 - The Valentine's Day | 1366 |
22.25%
|
354 |
64.97%
|
|
|
|
10092 - The Problem with the Problem Setter | 9640 |
40.58%
|
2255 |
84.39%
|
|
|
|
10093 - An Easy Problem! | 27446 |
25.86%
|
5390 |
72.43%
|
|
|
|
10094 - Place the Guards | 2531 |
29.55%
|
782 |
64.96%
|
|
|
|
10095 - Saving the Planet | 1107 |
18.97%
|
206 |
55.34%
|
|
|
|
10096 - The Richest Man of the Universe | 2431 |
3.13%
|
325 |
14.15%
|
|
|
|
10097 - The Color Game | 1494 |
51.41%
|
655 |
83.82%
|
|
|
|
10098 - Generating Fast | 26797 |
45.01%
|
8480 |
86.13%
|
|
|
|
10099 - The Tourist Guide | 37783 |
32.50%
|
8146 |
84.57%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |