1728
|
Common Permutation
|
26
|
4161 |
46.55 |
|
2816
|
Common Subsequences
|
5
|
217 |
28.61 |
|
7783
|
Commuting Functions
|
|
44 |
25.22 |
|
25176
|
Compare Substring
|
4
|
132 |
43.13 |
|
10082
|
Comparing Answers
|
|
58 |
12.67 |
|
9382
|
Complan Carnival
|
|
35 |
36.92 |
|
1024
|
Complete Chess Boards
|
2
|
529 |
54.71 |
|
8
|
Complete the Sequence!
|
32
|
4408 |
37.45 |
|
8843
|
Complete the Set
|
1
|
50 |
31.73 |
|
19292
|
Complicated Calculations
|
|
93 |
51.44 |
|
10
|
Complicated Expressions
|
11
|
1551 |
32.03 |
|
5153
|
Compressed String
|
|
40 |
30.00 |
|
25473
|
CompuTenis reloaded
|
3
|
243 |
34.97 |
|
4008
|
Con Voi
|
|
9 |
56.00 |
|
666
|
Con-Junctions
|
32
|
988 |
40.69 |
|
10399
|
Conga line
|
-1
|
357 |
35.80 |
|
28460
|
Congratulations, Fidel!
|
1
|
38 |
13.82 |
|
3006
|
Connect Line Segments
|
1
|
75 |
25.59 |
|
4361
|
Connected Points
|
|
9 |
52.17 |
|
9459
|
Connecting three towns (variation)
|
1
|
52 |
24.66 |
|
262
|
Connections
|
1
|
111 |
28.84 |
|
35669
|
Consecutive Letters
|
7
|
479 |
26.69 |
|
6650
|
Consecutive sequence
|
4
|
319 |
44.99 |
|
21170
|
Constellation of the parallelogram
|
1
|
89 |
26.31 |
|
9936
|
Construct the Great Wall
|
|
9 |
41.67 |
|
17707
|
Constructible Regular Polygons
|
5
|
500 |
55.65 |
|
260
|
Containers
|
3
|
291 |
45.99 |
|
10447
|
Contaminated City
|
|
69 |
13.63 |
|
13398
|
Contest Hall Preparation
|
1
|
336 |
43.25 |
|
996
|
Continuous Fractions
|
1
|
275 |
37.40 |
|
1285
|
Continuous Fractions Again
|
5
|
370 |
41.66 |
|
3970
|
Convert to Decimal Base System
|
|
53 |
38.60 |
|
236
|
Converting number formats
|
|
149 |
42.42 |
|
760
|
Convex Hull 3D
|
|
117 |
41.47 |
|
3897
|
Convex Polygons
|
2
|
119 |
30.29 |
|
7023
|
Cookies
|
|
19 |
36.00 |
|
1875
|
Cool Numbers
|
6
|
164 |
30.38 |
|
22532
|
Cool Problem
|
1
|
16 |
57.14 |
|
17624
|
Cooperation in geometry !
|
|
20 |
11.79 |
|
15566
|
Coprime Again
|
7
|
65 |
26.35 |
|
18165
|
Coprime Pairs
|
|
13 |
25.68 |
|
43
|
Copying Books
|
45
|
2764 |
25.59 |
|
3078
|
Copying DNA
|
|
44 |
23.53 |
|
26314
|
Corn Headache
|
7
|
356 |
35.54 |
|
264
|
Corporative Network
|
14
|
596 |
25.01 |
|
28457
|
Correlations
|
5
|
92 |
29.53 |
|
8980
|
Cost
|
46
|
1173 |
29.24 |
|
8363
|
COSTLY CHESS
|
23
|
1524 |
43.63 |
|
27303
|
Count Doubles
|
3
|
623 |
34.44 |
|
374
|
Count maximum matrices
|
|
235 |
20.85 |
|