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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10000 - Longest Paths | 36527 |
25.61%
|
8359 |
65.39%
|
|
|
|
10001 - Garden of Eden | 7209 |
41.10%
|
2561 |
72.78%
|
|
|
|
10002 - Center of Masses | 11706 |
29.31%
|
2413 |
68.46%
|
|
|
|
10003 - Cutting Sticks | 60304 |
48.75%
|
15549 |
90.05%
|
|
|
|
10004 - Bicoloring | 88159 |
50.42%
|
23234 |
90.96%
|
|
|
|
10005 - Packing polygons | 12706 |
20.09%
|
2824 |
54.21%
|
|
|
|
10006 - Carmichael Numbers | 45581 |
38.04%
|
10978 |
85.39%
|
|
|
|
10007 - Count the Trees | 9230 |
45.02%
|
3614 |
77.92%
|
|
|
|
10008 - What's Cryptanalysis? | 45476 |
57.52%
|
18226 |
94.07%
|
|
|
|
10009 - All Roads Lead Where? | 15973 |
34.80%
|
4462 |
82.50%
|
|
|
|
10010 - Where's Waldorf? | 47160 |
32.27%
|
12264 |
82.93%
|
|
|
|
10011 - Where Can You Hide? | 4238 |
10.71%
|
617 |
40.84%
|
|
|
|
10012 - How Big Is It? | 11877 |
30.87%
|
2675 |
70.21%
|
|
|
|
10013 - Super long sums | 54548 |
27.82%
|
10185 |
67.48%
|
|
|
|
10014 - Simple calculations | 12801 |
31.83%
|
4128 |
70.95%
|
|
|
|
10015 - Joseph's Cousin | 10270 |
31.23%
|
3602 |
54.25%
|
|
|
|
10016 - Flip-Flop the Squarelotron | 3035 |
47.48%
|
1303 |
79.89%
|
|
|
|
10017 - The Never Ending Towers of Hanoi | 7153 |
24.42%
|
1882 |
56.75%
|
|
|
|
10018 - Reverse and Add | 107561 |
42.90%
|
28861 |
88.97%
|
|
|
|
10019 - Funny Encryption Method | 24636 |
70.69%
|
12866 |
96.32%
|
|
|
10020 - Minimal coverage | 29727 |
28.09%
|
5554 |
69.21%
|
|
|
|
10021 - Cube in the labirint | 1789 |
23.64%
|
515 |
64.85%
|
|
|
|
10022 - Delta-wave | 2587 |
30.11%
|
987 |
64.64%
|
|
|
|
10023 - Square root | 50794 |
23.11%
|
6438 |
32.71%
|
|
|
|
10024 - Curling up the cube | 2255 |
25.76%
|
694 |
56.77%
|
|
|
|
10025 - The ? 1 ? 2 ? ... ? n = k problem | 17845 |
28.62%
|
4486 |
77.78%
|
|
|
|
10026 - Shoemaker's Problem | 39958 |
34.40%
|
9700 |
83.93%
|
|
|
|
10027 - Language Cardinality | 2598 |
13.63%
|
513 |
52.44%
|
|
|
|
10028 - Demerit Points | 1586 |
24.46%
|
426 |
59.15%
|
|
|
|
10029 - Edit Step Ladders | 15009 |
23.13%
|
2698 |
64.75%
|
|
|
|
10030 - Computer Dialogue | 1060 |
27.64%
|
401 |
40.90%
|
|
|
|
10031 - Saskatchewan | 1270 |
7.40%
|
274 |
25.55%
|
|
|
|
10032 - Tug of War | 36075 |
14.29%
|
5010 |
45.91%
|
|
|
|
10033 - Interpreter | 38439 |
25.45%
|
7096 |
78.49%
|
|
|
|
10034 - Freckles | 52441 |
33.18%
|
11754 |
82.08%
|
|
|
|
10035 - Primary Arithmetic | 151899 |
29.92%
|
33515 |
87.61%
|
|
|
|
10036 - Divisibility | 27879 |
37.77%
|
5430 |
85.47%
|
|
|
|
10037 - Bridge | 27760 |
25.35%
|
6090 |
71.46%
|
|
|
|
10038 - Jolly Jumpers | 228385 |
28.49%
|
45739 |
84.33%
|
|
|
|
10039 - Railroads | 6456 |
28.81%
|
1411 |
75.48%
|
|
|
|
10040 - Ouroboros Snake | 3486 |
35.94%
|
680 |
60.44%
|
|
|
|
10041 - Vito's Family | 86456 |
44.35%
|
25226 |
88.51%
|
|
|
|
10042 - Smith Numbers | 21852 |
37.00%
|
5990 |
85.76%
|
|
|
|
10043 - Chainsaw Massacre | 5459 |
27.92%
|
780 |
67.31%
|
|
|
|
10044 - Erdos Numbers | 33937 |
20.36%
|
4684 |
71.61%
|
|
|
|
10045 - Echo | 2273 |
23.98%
|
447 |
46.31%
|
|
|
|
10046 - Fold-up Patterns | 138 |
19.57%
|
59 |
35.59%
|
|
|
|
10047 - The Monocycle | 11655 |
41.67%
|
2618 |
86.17%
|
|
|
|
10048 - Audiophobia | 28574 |
45.11%
|
7721 |
87.64%
|
|
|
|
10049 - Self-describing Sequence | 8486 |
51.74%
|
3532 |
87.71%
|
|
|
|
10050 - Hartals | 42811 |
60.64%
|
19498 |
94.66%
|
|
|
|
10051 - Tower of Cubes | 10162 |
37.53%
|
2772 |
83.95%
|
|
|
|
10052 - Inviting Politicians | 2668 |
7.50%
|
359 |
22.56%
|
|
|
|
10053 - Envelopes | 1291 |
18.44%
|
351 |
46.15%
|
|
|
|
10054 - The Necklace | 39945 |
26.39%
|
5577 |
71.29%
|
|
|
|
10055 - Hashmat the Brave Warrior | 371261 |
29.21%
|
72758 |
86.83%
|
|
|
|
10056 - What is the Probability ? | 19193 |
42.53%
|
5242 |
90.39%
|
|
|
|
10057 - A mid-summer night's dream. | 19521 |
38.44%
|
4744 |
84.72%
|
|
|
|
10058 - Jimmi's Riddles | 2538 |
36.84%
|
891 |
82.83%
|
|
|
|
10059 - The Hazard of CSE Department! | 554 |
1.81%
|
132 |
5.30%
|
|
|
|
10060 - A hole to catch a man | 3757 |
33.88%
|
1038 |
84.59%
|
|
|
|
10061 - How many zero's and how many digits ? | 10428 |
31.02%
|
2342 |
78.18%
|
|
|
|
10062 - Tell me the frequencies! | 67641 |
22.38%
|
13368 |
70.06%
|
|
|
|
10063 - Knuth's Permutation | 6769 |
42.22%
|
2389 |
72.16%
|
|
|
|
10064 - Traveling in another Dimension | 553 |
15.01%
|
162 |
39.51%
|
|
|
|
10065 - Useless Tile Packers | 8677 |
35.96%
|
2160 |
84.49%
|
|
|
|
10066 - The Twin Towers | 25247 |
47.19%
|
8555 |
90.30%
|
|
|
|
10067 - Playing with Wheels | 20527 |
42.71%
|
5771 |
89.17%
|
|
|
|
10068 - The Treasure Hunt | 1604 |
15.09%
|
369 |
42.28%
|
|
|
|
10069 - Distinct Subsequences | 19847 |
31.37%
|
4613 |
76.46%
|
|
|
|
10070 - Leap Year or Not Leap Year and ... | 62628 |
15.32%
|
11960 |
54.98%
|
|
|
|
10071 - Back to High School Physics | 192713 |
47.16%
|
61439 |
93.44%
|
|
|
|
10072 - Bob Laptop Woolmer and Eddie Desktop Barlow | 1652 |
30.45%
|
533 |
58.72%
|
|
|
|
10073 - Constrained Exchange Sort | 1051 |
32.64%
|
193 |
55.44%
|
|
|
|
10074 - Take the Land | 15246 |
51.50%
|
5051 |
91.86%
|
|
|
|
10075 - Airlines | 3797 |
40.24%
|
1233 |
81.51%
|
|
|
|
10076 - The Bumpy Robot | 1141 |
27.34%
|
271 |
66.42%
|
|
|
|
10077 - The Stern-Brocot Number System | 16529 |
56.51%
|
6690 |
93.38%
|
|
|
|
10078 - The Art Gallery | 9448 |
47.03%
|
2759 |
90.18%
|
|
|
|
10079 - Pizza Cutting | 55317 |
44.36%
|
18656 |
94.18%
|
|
|
|
10080 - Gopher II | 17012 |
38.91%
|
3351 |
86.06%
|
|
|
|
10081 - Tight Words | 5694 |
52.00%
|
2289 |
90.35%
|
|
|
|
10082 - WERTYU | 112279 |
40.80%
|
31160 |
90.72%
|
|
|
|
10083 - Division | 25082 |
40.37%
|
2023 |
64.76%
|
|
|
|
10084 - Hotter Colder | 2261 |
36.58%
|
590 |
75.25%
|
|
|
|
10085 - The most distant state | 2440 |
47.01%
|
751 |
86.15%
|
|
|
|
10086 - Test the Rods | 2439 |
44.44%
|
777 |
87.13%
|
|
|
|
10087 - The Tajmahal of ++Y2k | 604 |
29.14%
|
192 |
69.27%
|
|
|
|
10088 - Trees on My Island | 6745 |
38.16%
|
1654 |
87.79%
|
|
|
|
10089 - Repackaging | 4608 |
33.70%
|
1236 |
76.62%
|
|
|
|
10090 - Marbles | 21041 |
26.56%
|
4318 |
72.35%
|
|
|
|
10091 - The Valentine's Day | 1354 |
22.30%
|
349 |
65.33%
|
|
|
|
10092 - The Problem with the Problem Setter | 9621 |
40.52%
|
2245 |
84.32%
|
|
|
|
10093 - An Easy Problem! | 27033 |
25.66%
|
5354 |
72.26%
|
|
|
|
10094 - Place the Guards | 2528 |
29.47%
|
779 |
64.83%
|
|
|
|
10095 - Saving the Planet | 1095 |
18.90%
|
203 |
55.17%
|
|
|
|
10096 - The Richest Man of the Universe | 2414 |
3.11%
|
323 |
13.93%
|
|
|
|
10097 - The Color Game | 1484 |
51.55%
|
651 |
83.87%
|
|
|
|
10098 - Generating Fast | 26787 |
44.99%
|
8475 |
86.14%
|
|
|
|
10099 - The Tourist Guide | 37486 |
32.45%
|
8123 |
84.55%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |