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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
11000 - Bee | 25449 |
45.13%
|
8300 |
92.94%
|
|
|
|
11001 - Necklace | 6189 |
47.58%
|
1978 |
90.29%
|
|
|
|
11002 - Towards Zero | 3992 |
33.02%
|
692 |
80.06%
|
|
|
|
11003 - Boxes | 10170 |
33.82%
|
2425 |
80.95%
|
|
|
|
11004 - Changing Roadmap | 682 |
51.03%
|
318 |
86.79%
|
|
|
|
11005 - Cheapest Base | 12560 |
38.28%
|
3338 |
90.83%
|
|
|
11006 - Wheel Good | 499 |
25.65%
|
127 |
59.84%
|
|
|
|
11007 - Mini Cube | 1080 |
33.70%
|
116 |
56.90%
|
|
|
|
11008 - Antimatter Ray Clearcutting | 4100 |
27.68%
|
734 |
80.52%
|
|
|
|
11009 - Geometry Once Again | 220 |
50.91%
|
71 |
76.06%
|
|
|
|
11010 - Tic-Tac-Tough | 683 |
28.99%
|
162 |
61.73%
|
|
|
|
11011 - Numerical Methods! A Satire | 731 |
37.89%
|
202 |
77.72%
|
|
|
|
11012 - Cosmic Cabbages | 1842 |
45.66%
|
645 |
81.55%
|
|
|
|
11013 - Get Straight | 1172 |
34.22%
|
294 |
80.27%
|
|
|
|
11014 - Make a Crystal | 841 |
48.39%
|
225 |
73.78%
|
|
|
|
11015 - 05-2 Rendezvous | 7112 |
42.42%
|
2253 |
93.39%
|
|
|
|
11016 - Square Counting | 397 |
30.73%
|
106 |
72.64%
|
|
|
|
11017 - A Greener World | 609 |
22.00%
|
116 |
72.41%
|
|
|
|
11018 - Mars Buggy | 409 |
32.76%
|
112 |
71.43%
|
|
|
|
11019 - Matrix Matcher | 10557 |
33.19%
|
1368 |
73.54%
|
|
|
|
11020 - Efficient Solutions | 4862 |
37.43%
|
801 |
82.15%
|
|
|
|
11021 - Tribles | 4596 |
58.59%
|
1120 |
94.64%
|
|
|
|
11022 - String Factoring | 3550 |
66.20%
|
1503 |
92.81%
|
|
|
|
11023 - Multisets and Sequences | 427 |
20.61%
|
70 |
50.00%
|
|
|
|
11024 - Circular Lock | 601 |
43.26%
|
260 |
83.46%
|
|
|
|
11025 - Mr. And Mrs. Hamilton | 317 |
25.87%
|
97 |
53.61%
|
|
|
|
11026 - A Grouping Problem | 2355 |
54.14%
|
823 |
93.92%
|
|
|
|
11027 - Palindromic Permutation | 1852 |
39.04%
|
476 |
77.73%
|
|
|
|
11028 - Sum of Product | 758 |
57.65%
|
428 |
87.38%
|
|
|
|
11029 - Leading and Trailing | 10833 |
33.23%
|
2674 |
78.98%
|
|
|
|
11030 - Predator II | 398 |
49.50%
|
165 |
87.88%
|
|
|
|
11031 - Looking for a Subset | 1275 |
20.94%
|
272 |
57.35%
|
|
|
|
11032 - Function Overloading | 2482 |
26.75%
|
575 |
59.30%
|
|
|
|
11033 - Help my Brother | 782 |
15.35%
|
135 |
57.04%
|
|
|
|
11034 - Ferry Loading IV | 17474 |
42.85%
|
5140 |
88.09%
|
|
|
|
11035 - Card Hands | 2018 |
27.25%
|
356 |
71.63%
|
|
|
|
11036 - Eventually Periodic Sequence | 1474 |
49.39%
|
373 |
83.11%
|
|
|
|
11037 - Point of View in Flatland | 297 |
27.27%
|
96 |
59.38%
|
|
|
|
11038 - How Many O's? | 3971 |
60.64%
|
1351 |
86.01%
|
|
|
|
11039 - Building designing | 11271 |
51.17%
|
3053 |
92.66%
|
|
|
|
11040 - Add bricks in the wall | 7005 |
53.98%
|
2269 |
92.51%
|
|
|
|
11041 - Quarter-Finals with Brazil!? No!!! | 516 |
22.09%
|
104 |
37.50%
|
|
|
|
11042 - Complex, difficult and complicated | 1616 |
57.36%
|
786 |
91.09%
|
|
|
|
11043 - Fast and Easy Data Compressor | 431 |
30.39%
|
124 |
77.42%
|
|
|
|
11044 - Searching for Nessy | 39949 |
68.02%
|
21808 |
96.52%
|
|
|
|
11045 - My T-shirt suits me | 8767 |
55.79%
|
2549 |
91.72%
|
|
|
|
11046 - Numbers and operations | 462 |
35.50%
|
66 |
59.09%
|
|
|
|
11047 - The Scrooge Co Problem | 2120 |
27.88%
|
539 |
79.59%
|
|
|
|
11048 - Automatic Correction of Misspellings | 2618 |
37.55%
|
806 |
81.39%
|
|
|
|
11049 - Basic wall maze | 1947 |
55.62%
|
952 |
90.97%
|
|
|
|
11050 - Construct the wall maze | 271 |
24.72%
|
96 |
46.88%
|
|
|
|
11051 - Dihedral groups | 850 |
38.24%
|
265 |
84.91%
|
|
|
|
11052 - Economic phone calls | 626 |
37.86%
|
216 |
80.09%
|
|
|
|
11053 - Flavius Josephus Reloaded | 3503 |
62.49%
|
1268 |
93.53%
|
|
|
|
11054 - Wine trading in Gergovia | 12820 |
58.42%
|
3675 |
95.56%
|
|
|
|
11055 - Homogeneous squares | 1549 |
52.16%
|
544 |
79.96%
|
|
|
|
11056 - Formula 1 | 4372 |
34.08%
|
1335 |
88.09%
|
|
|
|
11057 - Exact Sum | 57502 |
33.53%
|
11225 |
89.56%
|
|
|
|
11058 - Encoding | 1445 |
38.75%
|
511 |
86.30%
|
|
|
|
11059 - Maximum Product | 59860 |
24.92%
|
7839 |
81.63%
|
|
|
|
11060 - Beverages | 20030 |
32.90%
|
4919 |
84.65%
|
|
|
|
11061 - Playing War | 357 |
56.58%
|
129 |
75.19%
|
|
|
|
11062 - Andy's Second Dictionary | 7761 |
41.17%
|
2410 |
87.72%
|
|
|
|
11063 - B2-Sequence | 29176 |
23.39%
|
4509 |
84.32%
|
|
|
|
11064 - Number Theory | 5252 |
50.80%
|
1597 |
92.49%
|
|
|
|
11065 - A Gentlemen's Agreement | 1141 |
43.38%
|
344 |
88.08%
|
|
|
|
11066 - Aragorn | 371 |
27.49%
|
101 |
75.25%
|
|
|
|
11067 - Little Red Riding Hood | 3198 |
45.68%
|
1102 |
94.19%
|
|
|
|
11068 - An Easy Task | 3502 |
55.11%
|
1510 |
95.30%
|
|
|
|
11069 - A Graph Problem | 5902 |
72.23%
|
3032 |
97.63%
|
|
|
|
11070 - The Good Old Times | 981 |
54.03%
|
449 |
86.86%
|
|
|
|
11071 - Permutation Representation | 459 |
41.18%
|
156 |
62.18%
|
|
|
|
11072 - Points | 3305 |
28.56%
|
438 |
73.74%
|
|
|
|
11073 - Euler's Totient Function | 904 |
33.08%
|
180 |
73.33%
|
|
|
|
11074 - Draw Grid | 3701 |
50.42%
|
1455 |
94.50%
|
|
|
|
11075 - Collage | 262 |
24.81%
|
82 |
47.56%
|
|
|
|
11076 - Add Again | 6546 |
37.23%
|
1281 |
80.56%
|
|
|
|
11077 - Find the Permutations | 2112 |
52.60%
|
626 |
92.65%
|
|
|
|
11078 - Open Credit System | 18516 |
47.16%
|
4730 |
90.95%
|
|
|
|
11079 - What's the Time? | 728 |
8.65%
|
101 |
41.58%
|
|
|
|
11080 - Place the Guards | 13597 |
37.60%
|
3692 |
90.20%
|
|
|
|
11081 - Strings | 2402 |
35.26%
|
663 |
75.11%
|
|
|
|
11082 - Matrix Decompressing | 4625 |
42.70%
|
784 |
86.73%
|
|
|
|
11083 - Zeroes Revisited | 670 |
45.22%
|
257 |
91.44%
|
|
|
|
11084 - Anagram Division | 2962 |
31.03%
|
673 |
66.57%
|
|
|
|
11085 - Back to the 8-Queens | 12321 |
50.45%
|
3978 |
93.74%
|
|
|
|
11086 - Composite Prime | 4078 |
48.77%
|
957 |
89.03%
|
|
|
|
11087 - Divisibility Testing | 2489 |
31.18%
|
484 |
72.11%
|
|
|
|
11088 - End up with More Teams | 2582 |
42.10%
|
823 |
86.39%
|
|
|
|
11089 - Fi-binary Number | 2362 |
62.53%
|
1168 |
92.89%
|
|
|
|
11090 - Going in Cycle!! | 12220 |
30.56%
|
1601 |
79.76%
|
|
|
|
11091 - How many Knight Placing? | 412 |
53.64%
|
182 |
87.36%
|
|
|
|
11092 - IIUC HexWorld | 601 |
42.10%
|
255 |
80.39%
|
|
|
|
11093 - Just Finish it up | 8887 |
43.09%
|
2218 |
84.58%
|
|
|
|
11094 - Continents | 29707 |
30.38%
|
5425 |
88.90%
|
|
|
|
11095 - Tabriz City | 958 |
27.56%
|
237 |
67.93%
|
|
|
|
11096 - Nails | 5084 |
28.09%
|
898 |
82.41%
|
|
|
|
11097 - Poor My Problem! :-( | 890 |
21.69%
|
172 |
73.26%
|
|
|
|
11098 - Battle II | 625 |
17.92%
|
133 |
60.15%
|
|
|
|
11099 - Next Same-Factored | 4118 |
20.20%
|
665 |
58.35%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |