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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10000 - Longest Paths | 36282 |
25.53%
|
8305 |
65.31%
|
|
|
|
10001 - Garden of Eden | 7072 |
40.79%
|
2539 |
72.78%
|
|
|
|
10002 - Center of Masses | 11630 |
29.26%
|
2401 |
68.43%
|
|
|
|
10003 - Cutting Sticks | 58767 |
48.57%
|
15364 |
90.00%
|
|
|
|
10004 - Bicoloring | 86513 |
50.11%
|
23066 |
90.90%
|
|
|
|
10005 - Packing polygons | 12523 |
20.04%
|
2808 |
54.17%
|
|
|
|
10006 - Carmichael Numbers | 45309 |
38.01%
|
10940 |
85.37%
|
|
|
|
10007 - Count the Trees | 9100 |
44.86%
|
3589 |
77.82%
|
|
|
|
10008 - What's Cryptanalysis? | 44235 |
57.27%
|
17951 |
93.99%
|
|
|
|
10009 - All Roads Lead Where? | 15877 |
34.75%
|
4443 |
82.49%
|
|
|
|
10010 - Where's Waldorf? | 46591 |
32.04%
|
12103 |
82.77%
|
|
|
|
10011 - Where Can You Hide? | 4167 |
10.63%
|
600 |
40.50%
|
|
|
|
10012 - How Big Is It? | 11629 |
30.48%
|
2651 |
70.05%
|
|
|
|
10013 - Super long sums | 54208 |
27.69%
|
10165 |
67.45%
|
|
|
|
10014 - Simple calculations | 12734 |
31.80%
|
4114 |
70.88%
|
|
|
|
10015 - Joseph's Cousin | 10093 |
30.98%
|
3578 |
53.97%
|
|
|
|
10016 - Flip-Flop the Squarelotron | 3008 |
47.51%
|
1293 |
80.05%
|
|
|
|
10017 - The Never Ending Towers of Hanoi | 6858 |
25.01%
|
1875 |
56.69%
|
|
|
|
10018 - Reverse and Add | 106940 |
42.80%
|
28764 |
88.95%
|
|
|
|
10019 - Funny Encryption Method | 23964 |
70.59%
|
12668 |
96.27%
|
|
|
10020 - Minimal coverage | 29280 |
27.67%
|
5483 |
69.01%
|
|
|
|
10021 - Cube in the labirint | 1776 |
23.70%
|
511 |
65.17%
|
|
|
|
10022 - Delta-wave | 2577 |
30.15%
|
983 |
64.70%
|
|
|
|
10023 - Square root | 49139 |
22.93%
|
6356 |
31.92%
|
|
|
|
10024 - Curling up the cube | 2191 |
25.19%
|
682 |
56.16%
|
|
|
|
10025 - The ? 1 ? 2 ? ... ? n = k problem | 17718 |
28.59%
|
4475 |
77.74%
|
|
|
|
10026 - Shoemaker's Problem | 39432 |
34.29%
|
9626 |
83.89%
|
|
|
|
10027 - Language Cardinality | 2562 |
13.58%
|
509 |
52.46%
|
|
|
|
10028 - Demerit Points | 1565 |
24.66%
|
423 |
59.34%
|
|
|
|
10029 - Edit Step Ladders | 14858 |
22.97%
|
2680 |
64.74%
|
|
|
|
10030 - Computer Dialogue | 1054 |
27.51%
|
397 |
40.55%
|
|
|
|
10031 - Saskatchewan | 1261 |
7.30%
|
271 |
25.09%
|
|
|
|
10032 - Tug of War | 35879 |
14.21%
|
4985 |
45.70%
|
|
|
|
10033 - Interpreter | 37837 |
25.23%
|
6962 |
78.25%
|
|
|
|
10034 - Freckles | 51354 |
32.99%
|
11686 |
82.04%
|
|
|
|
10035 - Primary Arithmetic | 148999 |
29.77%
|
33155 |
87.50%
|
|
|
|
10036 - Divisibility | 26794 |
37.51%
|
5353 |
85.34%
|
|
|
|
10037 - Bridge | 27414 |
25.18%
|
6037 |
71.31%
|
|
|
|
10038 - Jolly Jumpers | 225416 |
28.29%
|
45284 |
84.24%
|
|
|
|
10039 - Railroads | 6420 |
28.83%
|
1404 |
75.64%
|
|
|
|
10040 - Ouroboros Snake | 3429 |
36.37%
|
672 |
60.71%
|
|
|
|
10041 - Vito's Family | 84492 |
44.02%
|
24798 |
88.36%
|
|
|
|
10042 - Smith Numbers | 21537 |
36.89%
|
5951 |
85.70%
|
|
|
|
10043 - Chainsaw Massacre | 5440 |
27.92%
|
776 |
67.27%
|
|
|
|
10044 - Erdos Numbers | 33489 |
20.12%
|
4646 |
71.52%
|
|
|
|
10045 - Echo | 2272 |
23.99%
|
446 |
46.41%
|
|
|
|
10046 - Fold-up Patterns | 133 |
20.30%
|
54 |
38.89%
|
|
|
|
10047 - The Monocycle | 11418 |
41.60%
|
2599 |
86.11%
|
|
|
|
10048 - Audiophobia | 28109 |
45.12%
|
7660 |
87.68%
|
|
|
|
10049 - Self-describing Sequence | 8368 |
51.78%
|
3512 |
87.73%
|
|
|
|
10050 - Hartals | 41916 |
60.44%
|
19216 |
94.60%
|
|
|
|
10051 - Tower of Cubes | 9955 |
37.61%
|
2744 |
83.97%
|
|
|
|
10052 - Inviting Politicians | 2553 |
7.79%
|
356 |
22.47%
|
|
|
|
10053 - Envelopes | 1286 |
18.35%
|
347 |
46.40%
|
|
|
|
10054 - The Necklace | 39275 |
26.26%
|
5534 |
71.14%
|
|
|
|
10055 - Hashmat the Brave Warrior | 366456 |
29.09%
|
72275 |
86.78%
|
|
|
|
10056 - What is the Probability ? | 18005 |
42.34%
|
5024 |
90.05%
|
|
|
|
10057 - A mid-summer night's dream. | 18444 |
37.89%
|
4547 |
84.21%
|
|
|
|
10058 - Jimmi's Riddles | 2532 |
36.73%
|
887 |
82.86%
|
|
|
|
10059 - The Hazard of CSE Department! | 533 |
1.88%
|
129 |
5.43%
|
|
|
|
10060 - A hole to catch a man | 3734 |
33.88%
|
1035 |
84.64%
|
|
|
|
10061 - How many zero's and how many digits ? | 10341 |
30.91%
|
2333 |
78.18%
|
|
|
|
10062 - Tell me the frequencies! | 66333 |
22.05%
|
13169 |
69.75%
|
|
|
|
10063 - Knuth's Permutation | 6746 |
42.31%
|
2379 |
72.30%
|
|
|
|
10064 - Traveling in another Dimension | 525 |
15.43%
|
159 |
39.62%
|
|
|
|
10065 - Useless Tile Packers | 8591 |
35.87%
|
2153 |
84.53%
|
|
|
|
10066 - The Twin Towers | 24978 |
47.24%
|
8527 |
90.30%
|
|
|
|
10067 - Playing with Wheels | 20473 |
42.67%
|
5756 |
89.16%
|
|
|
|
10068 - The Treasure Hunt | 1600 |
15.06%
|
367 |
42.23%
|
|
|
|
10069 - Distinct Subsequences | 19637 |
31.24%
|
4603 |
76.45%
|
|
|
|
10070 - Leap Year or Not Leap Year and ... | 62090 |
15.31%
|
11946 |
54.98%
|
|
|
|
10071 - Back to High School Physics | 188982 |
47.23%
|
60890 |
93.44%
|
|
|
|
10072 - Bob Laptop Woolmer and Eddie Desktop Barlow | 1651 |
30.47%
|
532 |
58.83%
|
|
|
|
10073 - Constrained Exchange Sort | 1050 |
32.67%
|
192 |
55.73%
|
|
|
|
10074 - Take the Land | 15151 |
51.49%
|
5032 |
91.85%
|
|
|
|
10075 - Airlines | 3758 |
39.94%
|
1224 |
81.54%
|
|
|
|
10076 - The Bumpy Robot | 1138 |
27.24%
|
268 |
66.42%
|
|
|
|
10077 - The Stern-Brocot Number System | 16367 |
56.52%
|
6646 |
93.38%
|
|
|
|
10078 - The Art Gallery | 9168 |
46.85%
|
2732 |
90.23%
|
|
|
|
10079 - Pizza Cutting | 54551 |
44.30%
|
18554 |
94.18%
|
|
|
|
10080 - Gopher II | 16896 |
38.94%
|
3328 |
86.06%
|
|
|
|
10081 - Tight Words | 5566 |
52.19%
|
2266 |
90.38%
|
|
|
|
10082 - WERTYU | 111074 |
40.74%
|
30920 |
90.71%
|
|
|
|
10083 - Division | 24955 |
40.45%
|
2015 |
64.81%
|
|
|
|
10084 - Hotter Colder | 2238 |
36.42%
|
583 |
75.30%
|
|
|
|
10085 - The most distant state | 2398 |
46.87%
|
748 |
86.23%
|
|
|
|
10086 - Test the Rods | 2436 |
44.42%
|
775 |
87.23%
|
|
|
|
10087 - The Tajmahal of ++Y2k | 598 |
29.26%
|
190 |
69.47%
|
|
|
|
10088 - Trees on My Island | 6667 |
37.84%
|
1640 |
87.74%
|
|
|
|
10089 - Repackaging | 4571 |
33.76%
|
1232 |
76.62%
|
|
|
|
10090 - Marbles | 20681 |
26.33%
|
4285 |
72.28%
|
|
|
|
10091 - The Valentine's Day | 1348 |
22.40%
|
344 |
66.28%
|
|
|
|
10092 - The Problem with the Problem Setter | 9546 |
40.30%
|
2233 |
84.28%
|
|
|
|
10093 - An Easy Problem! | 25425 |
25.31%
|
5172 |
71.54%
|
|
|
|
10094 - Place the Guards | 2527 |
29.48%
|
778 |
64.91%
|
|
|
|
10095 - Saving the Planet | 1093 |
18.85%
|
201 |
55.22%
|
|
|
|
10096 - The Richest Man of the Universe | 2413 |
3.11%
|
322 |
13.98%
|
|
|
|
10097 - The Color Game | 1483 |
51.58%
|
650 |
84.00%
|
|
|
|
10098 - Generating Fast | 26648 |
44.92%
|
8459 |
86.11%
|
|
|
|
10099 - The Tourist Guide | 36746 |
32.30%
|
8043 |
84.50%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |