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Browse Problems
Title Total Submissions / Solving % Total Users / Solving %
FILE 11200 - Sapitaur's labyrinth 801
51.31%
309
88.03%
FILE 11201 - The problem of the crazy linguist 1714
37.46%
501
81.44%
FILE 11202 - The least possible effort 1085
51.71%
554
91.70%
FILE 11203 - Can you decide it for ME? 3364
40.43%
1297
88.36%
FILE 11204 - Musical instruments 1488
71.91%
887
95.94%
FILE 11205 - The broken pedometer 6827
32.91%
1802
71.48%
FILE 11206 - Coloring the map, but not anyhow 346
46.82%
126
79.37%
FILE 11207 - The easiest way 5049
41.73%
1593
89.39%
FILE 11208 - Airplane Scheduling 634
6.62%
67
28.36%
FILE 11209 - Be Together Again and Forever 504
23.81%
96
68.75%
FILE 11210 - Chinese Mahjong 3663
43.00%
726
89.94%
FILE 11211 - Digital Logic 347
16.71%
53
58.49%
FILE 11212 - Editing a Book 9155
43.66%
1455
83.64%
FILE 11213 - Flipull 609
5.75%
60
33.33%
FILE 11214 - Guarding the Chessboard 3624
41.69%
416
87.02%
FILE 11215 - How Many Numbers? 486
35.19%
129
75.19%
FILE 11216 - Irrigation 424
3.54%
44
22.73%
FILE 11217 - Jewel Magnetizer 271
9.96%
56
32.14%
FILE 11218 - KTV 4647
53.73%
1456
93.96%
FILE 11219 - How old are you? 28342
33.18%
7741
86.81%
FILE 11220 - Decoding the message. 6510
39.63%
2144
89.83%
FILE 11221 - Magic square palindromes. 9469
44.61%
3441
92.30%
FILE 11222 - Only I did it! 7385
36.78%
2315
88.81%
FILE 11223 - O: dah dah dah! 11623
26.51%
2586
82.87%
FILE 11224 - Let's swim! 946
18.29%
191
59.69%
FILE 11225 - Tarot scores. 1953
48.64%
800
93.62%
FILE 11226 - Reaching the fix-point. 2258
46.55%
740
89.19%
FILE 11227 - The silver bullet. 2456
46.99%
892
92.26%
FILE 11228 - Transportation system. 10378
48.92%
3186
93.66%
FILE 11229 - Improved tic-tac-toe. 248
60.48%
117
76.92%
FILE 11230 - Annoying painting tool 1104
67.93%
619
93.54%
FILE 11231 - Black and white painting 8742
63.20%
4456
95.60%
FILE 11232 - Cylinder 927
46.82%
390
87.44%
FILE 11233 - Deli Deli 7293
60.10%
3205
97.13%
FILE 11234 - Expressions 4323
49.69%
1275
91.06%
FILE 11235 - Frequent values 32862
36.45%
6628
81.94%
FILE 11236 - Grocery store 4248
54.52%
1776
93.30%
FILE 11237 - Halloween treats 2041
43.02%
607
85.50%
FILE 11238 - Innoumerous bowling games 225
74.22%
141
91.49%
FILE 11239 - Open Source 6462
45.96%
2064
89.92%
FILE 11240 - Antimonotonicity 2533
50.38%
838
87.35%
FILE 11241 - Humidex 1540
44.87%
525
90.67%
FILE 11242 - Tour de France 6565
59.01%
3295
96.27%
FILE 11243 - Texas Trip 1048
34.45%
232
80.17%
FILE 11244 - Counting Stars 8540
62.95%
3736
95.74%
FILE 11245 - Anti-Arithmetic-Sequence 341
51.61%
149
85.91%
FILE 11246 - K-Multiple Free set 1553
70.64%
764
92.28%
FILE 11247 - Income Tax 5740
23.62%
1171
77.03%
FILE 11248 - Frequency Hopping 5976
25.92%
394
78.17%
FILE 11249 - Game 820
31.83%
205
80.49%
FILE 11250 - Working with Small Numbers 334
27.84%
136
55.15%
FILE 11251 - Fractions 173
26.01%
67
62.69%
FILE 11252 - Take Me Home (To the Place I Belong) 365
23.56%
102
60.78%
FILE 11253 - Fractal 238
52.52%
111
86.49%
FILE 11254 - Consecutive Integers 5906
37.61%
1896
82.17%
FILE 11255 - Necklace 1304
51.38%
279
89.61%
FILE 11256 - Repetitive Multiple 611
30.61%
183
73.77%
FILE 11257 - New Marketing Plan 592
22.80%
102
59.80%
FILE 11258 - String Partition 6199
56.07%
1717
92.72%
FILE 11259 - Coin Changing Again 1540
31.23%
426
70.19%
FILE 11260 - Odd Root Sum 2357
51.76%
374
56.15%
FILE 11261 - Bishops 769
34.72%
192
78.12%
FILE 11262 - Weird Fence 1741
42.62%
568
85.74%
FILE 11263 - Nested Rectangles 680
16.62%
84
38.10%
FILE 11264 - Coin Collector 12897
43.41%
3783
86.17%
FILE 11265 - The Sultan's Problem 2204
42.79%
561
90.73%
FILE 11266 - Equations 502
32.27%
130
76.92%
FILE 11267 - The Hire-a-Coder Business Model 801
37.33%
225
88.89%
FILE 11268 - Reliable Network 395
26.08%
118
63.56%
FILE 11269 - Setting Problems 2201
40.98%
771
80.67%
FILE 11270 - Tiling Dominoes 5099
41.13%
995
90.35%
FILE 11271 - Lattice of Resistors 171
4.09%
20
15.00%
FILE 11272 - Summing the Lengths of the Longest Increasing Subsequence of Permutations 122
4.10%
73
2.74%
FILE 11273 - Warping N Dimensional Space 97
62.89%
48
81.25%
FILE 11274 - Infinite Resistor Network 35
45.71%
27
55.56%
FILE 11275 - 3D Triangles 1011
43.32%
167
88.02%
FILE 11276 - Magical Seven 113
33.63%
37
64.86%
FILE 11277 - Cyclic Polygons 737
28.36%
141
75.18%
FILE 11278 - One-Handed Typist 4111
44.37%
1639
91.52%
FILE 11279 - Keyboard Comparison 517
43.52%
228
80.26%
FILE 11280 - Flying to Fredericton 6371
25.65%
1110
79.46%
FILE 11281 - Triangular Pegs in Round Holes 1223
31.32%
354
81.92%
FILE 11282 - Mixing Invitations 1355
60.52%
640
91.56%
FILE 11283 - Playing Boggle 3025
40.07%
894
87.58%
FILE 11284 - Shopping Trip 6606
25.52%
1127
84.03%
FILE 11285 - Exchange Rates 978
38.55%
311
86.82%
FILE 11286 - Conformity 18907
52.38%
5810
94.39%
FILE 11287 - Pseudoprime Numbers 4171
53.34%
1584
93.18%
FILE 11288 - Carpool 544
27.57%
136
79.41%
FILE 11289 - Friend or Foe? 465
28.60%
132
53.03%
FILE 11290 - Gangs 245
44.90%
118
71.19%
FILE 11291 - Smeech 1369
46.31%
540
89.26%
FILE 11292 - Dragon of Loowater 41918
44.77%
10347
91.48%
FILE 11293 - Tournament 513
13.65%
105
50.48%
FILE 11294 - Wedding 4819
30.65%
837
80.53%
FILE 11295 - Anti Monotonicity Revisited 138
24.64%
41
60.98%
FILE 11296 - Counting Solutions to an Integral Equation 2870
53.90%
1170
92.74%
FILE 11297 - Census 8516
29.42%
1964
62.83%
FILE 11298 - Dissecting a Hexagon 1287
34.27%
384
86.20%
FILE 11299 - Separating Rods 237
18.57%
46
54.35%
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