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Gold Sponsors
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Bronze Sponsors
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Krzysztof Adamek
Fatima Broom
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
|
11500 - Vampires | 2292 |
52.31%
|
649 |
87.06%
|
|
|
|
11501 - Laurel Creek | 261 |
36.78%
|
102 |
76.47%
|
|
|
|
11502 - Rocket Stages | 672 |
22.62%
|
150 |
64.00%
|
|
|
|
11503 - Virtual Friends | 29103 |
42.43%
|
7129 |
89.68%
|
|
|
|
11504 - Dominos | 25679 |
31.54%
|
5537 |
80.01%
|
|
|
|
11505 - Logo | 4406 |
36.81%
|
1132 |
88.52%
|
|
|
|
11506 - Angry Programmer | 8230 |
37.52%
|
1906 |
88.20%
|
|
|
|
11507 - Bender B. Rodríguez Problem | 10186 |
55.27%
|
4738 |
93.77%
|
|
|
|
11508 - Life on Mars? | 1071 |
55.93%
|
410 |
93.41%
|
|
|
|
11509 - Touring Robot | 515 |
35.92%
|
213 |
68.08%
|
|
|
|
11510 - Erdös Unit Fractions | 346 |
48.27%
|
130 |
77.69%
|
|
|
|
11511 - Frieze Patterns | 718 |
41.50%
|
211 |
85.31%
|
|
|
|
11512 - GATTACA | 9642 |
45.82%
|
2485 |
85.63%
|
|
|
|
11513 - 9 Puzzle | 3674 |
40.77%
|
750 |
86.67%
|
|
|
|
11514 - Batman | 1601 |
31.23%
|
430 |
81.40%
|
|
|
|
11515 - Cranes | 1298 |
43.45%
|
505 |
92.48%
|
|
|
|
11516 - WiFi | 6830 |
36.68%
|
1364 |
88.71%
|
|
|
|
11517 - Exact Change | 17991 |
36.92%
|
4061 |
87.96%
|
|
|
|
11518 - Dominos 2 | 16264 |
41.67%
|
3983 |
92.02%
|
|
|
|
11519 - Logo 2 | 1445 |
31.63%
|
381 |
86.09%
|
|
|
|
11520 - Fill the Square | 7370 |
63.00%
|
2552 |
96.98%
|
|
|
|
11521 - Compressor | 500 |
20.40%
|
77 |
54.55%
|
|
|
|
11522 - Pyramid Number | 346 |
60.40%
|
162 |
94.44%
|
|
|
|
11523 - Recycling | 1326 |
41.55%
|
302 |
77.15%
|
|
|
|
11524 - InCircle | 1226 |
75.86%
|
466 |
93.99%
|
|
|
|
11525 - Permutation | 4494 |
53.07%
|
1239 |
90.96%
|
|
|
|
11526 - H(n) | 21259 |
37.90%
|
5455 |
77.20%
|
|
|
|
11527 - Morning Walk | 243 |
6.17%
|
62 |
17.74%
|
|
|
|
11528 - Switch Grid | 244 |
31.15%
|
78 |
71.79%
|
|
|
|
11529 - Strange Tax Calculation | 701 |
44.37%
|
143 |
83.22%
|
|
|
|
11530 - SMS Typing | 24467 |
48.43%
|
9090 |
94.72%
|
|
|
|
11531 - Solve the Broken Maze | 423 |
12.29%
|
102 |
33.33%
|
|
|
|
11532 - Simple Adjacency Maximization | 2145 |
41.63%
|
709 |
88.29%
|
|
|
|
11533 - Special Number | 841 |
22.12%
|
156 |
69.23%
|
|
|
|
11534 - Say Goodbye to Tic-Tac-Toe | 1141 |
39.79%
|
328 |
86.28%
|
|
|
|
11535 - Set of Marbles | 634 |
50.47%
|
238 |
91.60%
|
|
|
|
11536 - Smallest Sub-Array | 7439 |
42.92%
|
1689 |
88.69%
|
|
|
|
11537 - Secret Problemsetters' Union | 519 |
15.61%
|
93 |
62.37%
|
|
|
|
11538 - Chess Queen | 8029 |
59.19%
|
1966 |
94.81%
|
|
|
|
11539 - Another Word Game | 1077 |
32.78%
|
244 |
76.64%
|
|
|
|
11540 - Sultan's Chandelier | 341 |
29.33%
|
75 |
73.33%
|
|
|
|
11541 - Decoding | 11797 |
58.85%
|
5250 |
95.49%
|
|
|
|
11542 - Square | 3544 |
39.11%
|
569 |
88.75%
|
|
|
|
11543 - Two Points And Curious MumboJumbo | 106 |
48.11%
|
41 |
65.85%
|
|
|
|
11544 - Recruiter's Problem | 895 |
16.87%
|
133 |
63.16%
|
|
|
|
11545 - Avoiding Jungle in the Dark | 1236 |
36.33%
|
380 |
85.00%
|
|
|
|
11546 - Olympic Swimming | 352 |
43.18%
|
104 |
73.08%
|
|
|
|
11547 - Automatic Answer | 54690 |
67.83%
|
26488 |
97.55%
|
|
|
|
11548 - Blackboard Bonanza | 1583 |
42.07%
|
522 |
85.25%
|
|
|
|
11549 - Calculator Conundrum | 11101 |
44.37%
|
2221 |
84.78%
|
|
|
|
11550 - Demanding Dilemma | 6936 |
33.98%
|
1556 |
86.44%
|
|
|
|
11551 - Experienced Endeavour | 1074 |
57.45%
|
269 |
90.33%
|
|
|
|
11552 - Fewest Flops | 4385 |
41.07%
|
845 |
84.97%
|
|
|
|
11553 - Grid Game | 3935 |
58.45%
|
1885 |
94.54%
|
|
|
|
11554 - Hapless Hedonism | 1811 |
58.70%
|
899 |
92.44%
|
|
|
|
11555 - Aspen Avenue | 759 |
38.34%
|
231 |
76.19%
|
|
|
|
11556 - Best Compression Ever | 1509 |
55.33%
|
667 |
93.40%
|
|
|
|
11557 - Code Theft | 526 |
22.24%
|
119 |
57.98%
|
|
|
|
11558 - Dinner | 266 |
24.44%
|
85 |
40.00%
|
|
|
|
11559 - Event Planning | 47395 |
40.56%
|
16179 |
90.62%
|
|
|
|
11560 - Fixing the Bugs | 653 |
21.44%
|
105 |
58.10%
|
|
|
|
11561 - Getting Gold | 4973 |
58.86%
|
1713 |
94.10%
|
|
|
|
11562 - Hard Evidence | 737 |
13.70%
|
88 |
54.55%
|
|
|
|
11563 - Introspective Caching | 750 |
30.00%
|
193 |
75.65%
|
|
|
|
11564 - Just A Few More Triangles! | 264 |
31.06%
|
72 |
51.39%
|
|
|
|
11565 - Simple Equations | 20124 |
36.09%
|
4512 |
90.67%
|
|
|
|
11566 - Let's Yum Cha! | 6344 |
29.93%
|
1076 |
88.38%
|
|
|
|
11567 - Moliu Number Generator | 4012 |
35.42%
|
1269 |
84.87%
|
|
|
|
11568 - Pincer Attack!! | 317 |
22.40%
|
60 |
70.00%
|
|
|
|
11569 - Lovely Hint | 956 |
46.76%
|
374 |
91.44%
|
|
|
|
11570 - Sudoku without numbers? | 131 |
49.62%
|
67 |
67.16%
|
|
|
|
11571 - Simple Equations - Extreme!! | 2308 |
9.62%
|
374 |
29.41%
|
|
|
|
11572 - Unique Snowflakes | 42443 |
36.36%
|
7846 |
82.87%
|
|
|
|
11573 - Ocean Currents | 4125 |
40.58%
|
876 |
87.67%
|
|
|
|
11574 - Colliding Traffic | 1029 |
32.85%
|
243 |
74.07%
|
|
|
|
11575 - Zerg Rush!!! | 242 |
16.94%
|
61 |
49.18%
|
|
|
|
11576 - Scrolling Sign | 3368 |
55.26%
|
1310 |
92.21%
|
|
|
|
11577 - Letter Frequency | 11993 |
51.60%
|
4379 |
94.63%
|
|
|
|
11578 - Situp Benches | 658 |
30.55%
|
154 |
70.78%
|
|
|
|
11579 - Triangle Trouble | 4178 |
37.89%
|
882 |
87.76%
|
|
|
|
11580 - Finding the Transmitter | 130 |
5.38%
|
19 |
26.32%
|
|
|
|
11581 - Grid Successors | 4251 |
74.29%
|
2561 |
97.85%
|
|
|
|
11582 - Colossal Fibonacci Numbers! | 16334 |
32.50%
|
1703 |
88.02%
|
|
|
|
11583 - Alien DNA | 939 |
55.06%
|
321 |
85.05%
|
|
|
|
11584 - Partitioning by Palindromes | 12847 |
59.94%
|
2542 |
92.72%
|
|
|
|
11585 - Nurikabe | 1234 |
24.72%
|
239 |
71.97%
|
|
|
|
11586 - Train Tracks | 12728 |
43.01%
|
4625 |
92.09%
|
|
|
|
11587 - Brick Game | 882 |
19.39%
|
191 |
60.73%
|
|
|
|
11588 - Image Coding | 5187 |
55.56%
|
2302 |
95.92%
|
|
|
|
11589 - Save the President | 147 |
48.30%
|
55 |
70.91%
|
|
|
|
11590 - Prefix Lookup | 1403 |
24.52%
|
288 |
75.00%
|
|
|
|
11591 - Bulb Inside a Grid | 268 |
40.30%
|
95 |
78.95%
|
|
|
|
11592 - Bulb inside a Grid (II) | 196 |
42.35%
|
58 |
72.41%
|
|
|
|
11593 - Fractions | 178 |
47.75%
|
88 |
68.18%
|
|
|
|
11594 - All Pairs Maximum Flow | 1429 |
36.60%
|
352 |
79.83%
|
|
|
|
11595 - Crossing Streets EXTREME | 283 |
19.79%
|
54 |
64.81%
|
|
|
|
11596 - Convex Orthogonal Polygon | 795 |
15.85%
|
117 |
64.96%
|
|
|
|
11597 - Spanning Subtree | 4077 |
74.71%
|
2364 |
98.39%
|
|
|
|
11598 - Optimal Segments | 532 |
24.06%
|
121 |
62.81%
|
|
|
|
11599 - Triangle and Polynomial | 238 |
26.05%
|
119 |
40.34%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |


