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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 | 2289 |
52.29%
|
647 |
87.02%
|
|
|
|
11501 - Laurel Creek | 258 |
36.43%
|
100 |
76.00%
|
|
|
|
11502 - Rocket Stages | 668 |
22.16%
|
149 |
63.76%
|
|
|
|
11503 - Virtual Friends | 29002 |
42.34%
|
7117 |
89.69%
|
|
|
|
11504 - Dominos | 25612 |
31.48%
|
5523 |
79.99%
|
|
|
|
11505 - Logo | 4404 |
36.78%
|
1131 |
88.51%
|
|
|
|
11506 - Angry Programmer | 8185 |
37.47%
|
1893 |
88.17%
|
|
|
|
11507 - Bender B. Rodríguez Problem | 10151 |
55.31%
|
4727 |
93.78%
|
|
|
|
11508 - Life on Mars? | 1068 |
55.99%
|
409 |
93.64%
|
|
|
|
11509 - Touring Robot | 514 |
35.80%
|
212 |
67.92%
|
|
|
|
11510 - Erdös Unit Fractions | 345 |
48.12%
|
129 |
77.52%
|
|
|
|
11511 - Frieze Patterns | 704 |
41.19%
|
211 |
85.31%
|
|
|
|
11512 - GATTACA | 9618 |
45.77%
|
2479 |
85.60%
|
|
|
|
11513 - 9 Puzzle | 3661 |
40.78%
|
747 |
86.75%
|
|
|
|
11514 - Batman | 1599 |
31.21%
|
429 |
81.35%
|
|
|
|
11515 - Cranes | 1292 |
43.42%
|
504 |
92.46%
|
|
|
|
11516 - WiFi | 6829 |
36.67%
|
1363 |
88.70%
|
|
|
|
11517 - Exact Change | 17944 |
36.90%
|
4057 |
87.97%
|
|
|
|
11518 - Dominos 2 | 16179 |
41.51%
|
3969 |
91.99%
|
|
|
|
11519 - Logo 2 | 1444 |
31.58%
|
380 |
86.05%
|
|
|
|
11520 - Fill the Square | 7344 |
62.98%
|
2548 |
96.98%
|
|
|
|
11521 - Compressor | 500 |
20.40%
|
77 |
54.55%
|
|
|
|
11522 - Pyramid Number | 345 |
60.29%
|
161 |
94.41%
|
|
|
|
11523 - Recycling | 1326 |
41.55%
|
302 |
77.15%
|
|
|
|
11524 - InCircle | 1226 |
75.86%
|
466 |
93.99%
|
|
|
|
11525 - Permutation | 4479 |
53.05%
|
1236 |
90.94%
|
|
|
|
11526 - H(n) | 21083 |
37.84%
|
5429 |
77.16%
|
|
|
|
11527 - Morning Walk | 243 |
6.17%
|
62 |
17.74%
|
|
|
|
11528 - Switch Grid | 244 |
31.15%
|
78 |
71.79%
|
|
|
|
11529 - Strange Tax Calculation | 699 |
44.21%
|
142 |
83.10%
|
|
|
|
11530 - SMS Typing | 24462 |
48.42%
|
9087 |
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 | 835 |
21.80%
|
155 |
69.03%
|
|
|
|
11534 - Say Goodbye to Tic-Tac-Toe | 1130 |
39.91%
|
327 |
86.24%
|
|
|
|
11535 - Set of Marbles | 634 |
50.47%
|
238 |
91.60%
|
|
|
|
11536 - Smallest Sub-Array | 7408 |
42.79%
|
1687 |
88.68%
|
|
|
|
11537 - Secret Problemsetters' Union | 518 |
15.44%
|
92 |
61.96%
|
|
|
|
11538 - Chess Queen | 8023 |
59.19%
|
1965 |
94.81%
|
|
|
|
11539 - Another Word Game | 1066 |
32.65%
|
241 |
76.35%
|
|
|
|
11540 - Sultan's Chandelier | 341 |
29.33%
|
75 |
73.33%
|
|
|
|
11541 - Decoding | 11781 |
58.83%
|
5245 |
95.48%
|
|
|
|
11542 - Square | 3543 |
39.09%
|
568 |
88.73%
|
|
|
|
11543 - Two Points And Curious MumboJumbo | 106 |
48.11%
|
41 |
65.85%
|
|
|
|
11544 - Recruiter's Problem | 893 |
16.80%
|
132 |
62.88%
|
|
|
|
11545 - Avoiding Jungle in the Dark | 1236 |
36.33%
|
380 |
85.00%
|
|
|
|
11546 - Olympic Swimming | 352 |
43.18%
|
104 |
73.08%
|
|
|
|
11547 - Automatic Answer | 54254 |
67.87%
|
26412 |
97.55%
|
|
|
|
11548 - Blackboard Bonanza | 1583 |
42.07%
|
522 |
85.25%
|
|
|
|
11549 - Calculator Conundrum | 11084 |
44.34%
|
2220 |
84.77%
|
|
|
|
11550 - Demanding Dilemma | 6871 |
33.97%
|
1547 |
86.36%
|
|
|
|
11551 - Experienced Endeavour | 1064 |
57.71%
|
266 |
90.23%
|
|
|
|
11552 - Fewest Flops | 4385 |
41.07%
|
845 |
84.97%
|
|
|
|
11553 - Grid Game | 3930 |
58.50%
|
1884 |
94.53%
|
|
|
|
11554 - Hapless Hedonism | 1811 |
58.70%
|
899 |
92.44%
|
|
|
|
11555 - Aspen Avenue | 756 |
38.10%
|
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 | 47019 |
40.59%
|
16153 |
90.61%
|
|
|
|
11560 - Fixing the Bugs | 653 |
21.44%
|
105 |
58.10%
|
|
|
|
11561 - Getting Gold | 4879 |
58.99%
|
1704 |
94.07%
|
|
|
|
11562 - Hard Evidence | 735 |
13.61%
|
87 |
54.02%
|
|
|
|
11563 - Introspective Caching | 750 |
30.00%
|
193 |
75.65%
|
|
|
|
11564 - Just A Few More Triangles! | 264 |
31.06%
|
72 |
51.39%
|
|
|
|
11565 - Simple Equations | 20043 |
36.04%
|
4503 |
90.65%
|
|
|
|
11566 - Let's Yum Cha! | 6334 |
29.92%
|
1072 |
88.43%
|
|
|
|
11567 - Moliu Number Generator | 4012 |
35.42%
|
1269 |
84.87%
|
|
|
|
11568 - Pincer Attack!! | 317 |
22.40%
|
60 |
70.00%
|
|
|
|
11569 - Lovely Hint | 953 |
46.80%
|
373 |
91.42%
|
|
|
|
11570 - Sudoku without numbers? | 131 |
49.62%
|
67 |
67.16%
|
|
|
|
11571 - Simple Equations - Extreme!! | 2296 |
9.54%
|
373 |
29.22%
|
|
|
|
11572 - Unique Snowflakes | 42200 |
36.29%
|
7792 |
82.80%
|
|
|
|
11573 - Ocean Currents | 4070 |
40.59%
|
865 |
87.75%
|
|
|
|
11574 - Colliding Traffic | 1029 |
32.85%
|
243 |
74.07%
|
|
|
|
11575 - Zerg Rush!!! | 242 |
16.94%
|
61 |
49.18%
|
|
|
|
11576 - Scrolling Sign | 3337 |
55.23%
|
1305 |
92.18%
|
|
|
|
11577 - Letter Frequency | 11955 |
51.58%
|
4370 |
94.67%
|
|
|
|
11578 - Situp Benches | 656 |
30.34%
|
153 |
70.59%
|
|
|
|
11579 - Triangle Trouble | 4140 |
37.92%
|
877 |
87.69%
|
|
|
|
11580 - Finding the Transmitter | 130 |
5.38%
|
19 |
26.32%
|
|
|
|
11581 - Grid Successors | 4235 |
74.31%
|
2553 |
97.85%
|
|
|
|
11582 - Colossal Fibonacci Numbers! | 16275 |
32.49%
|
1696 |
88.15%
|
|
|
|
11583 - Alien DNA | 926 |
54.97%
|
320 |
85.00%
|
|
|
|
11584 - Partitioning by Palindromes | 12824 |
59.92%
|
2535 |
92.70%
|
|
|
|
11585 - Nurikabe | 1226 |
24.55%
|
235 |
71.49%
|
|
|
|
11586 - Train Tracks | 12698 |
42.98%
|
4619 |
92.05%
|
|
|
|
11587 - Brick Game | 882 |
19.39%
|
191 |
60.73%
|
|
|
|
11588 - Image Coding | 5183 |
55.57%
|
2302 |
95.92%
|
|
|
|
11589 - Save the President | 147 |
48.30%
|
55 |
70.91%
|
|
|
|
11590 - Prefix Lookup | 1391 |
24.59%
|
286 |
75.17%
|
|
|
|
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 | 4064 |
74.70%
|
2362 |
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 | |


