|
|
7158 |
P9D
How many trees?
|
0 / 0 |
(无) |
|
|
7127 |
P15E
Triangles
|
0 / 0 |
(无) |
|
|
7077 |
P26C
Parquet
|
0 / 0 |
(无) |
|
|
7076 |
P26D
Tickets
|
0 / 0 |
(无) |
|
|
7067 |
P28C
Bath Queue
|
0 / 0 |
(无) |
|
|
7021 |
P37D
Lesson Timetable
|
0 / 0 |
(无) |
|
|
6996 |
P40E
Number Table
|
0 / 0 |
(无) |
|
|
6972 |
P44I
Toys
|
0 / 0 |
(无) |
|
|
6926 |
P51E
Pentagon
|
0 / 0 |
(无) |
|
|
6923 |
P52B
Right Triangles
|
0 / 0 |
(无) |
|
|
6899 |
P57C
Array
|
0 / 0 |
(无) |
|
|
6731 |
P91C
Ski Base
|
0 / 0 |
(无) |
|
|
6666 |
P107B
Basketball Team
|
0 / 0 |
(无) |
|
|
6650 |
P111D
Petya and Coloring
|
0 / 0 |
(无) |
|
|
6642 |
P113E
Sleeping
|
0 / 0 |
(无) |
|
|
6605 |
P121C
Lucky Permutation
|
0 / 0 |
(无) |
|
|
6598 |
P123C
Brackets
|
0 / 0 |
(无) |
|
|
6594 |
P124B
Permutations
|
0 / 0 |
(无) |
|
|
6579 |
P128C
Games with Rectangle
|
0 / 0 |
(无) |
|
|
6562 |
P131C
The World is a Theatre
|
0 / 0 |
(无) |
|
|
6544 |
P135E
Weak Subsequence
|
0 / 0 |
(无) |
|
|
6525 |
P140E
New Year Garland
|
0 / 0 |
(无) |
|
|
6504 |
P145C
Lucky Subsequence
|
0 / 0 |
(无) |
|
|
6503 |
P145D
Lucky Pair
|
0 / 0 |
(无) |
|
|
6486 |
P150B
Quantity of Strings
|
0 / 0 |
(无) |
|
|
6478 |
P152C
Pocket Book
|
0 / 0 |
(无) |
|
|
6461 |
P156C
Cipher
|
0 / 0 |
(无) |
|
|
6460 |
P156D
Clues
|
0 / 0 |
(无) |
|
|
6396 |
P171B
Star
|
0 / 0 |
(无) |
|
|
6368 |
P176C
Playing with Superglue
|
0 / 0 |
(无) |
|
|
6246 |
P201E
Thoroughly Bureaucratic Organization
|
0 / 0 |
(无) |
|
|
6238 |
P204A
Little Elephant and Interval
|
0 / 0 |
(无) |
|
|
6202 |
P212C
Cowboys
|
0 / 0 |
(无) |
|
|
6198 |
P213B
Numbers
|
0 / 0 |
(无) |
|
|
6188 |
P215E
Periodical Numbers
|
0 / 0 |
(无) |
|
|
6179 |
P217D
Bitonix' Patrol
|
0 / 0 |
(无) |
|
|
6156 |
P223C
Partial Sums
|
0 / 0 |
(无) |
|
|
6132 |
P229C
Triangles
|
0 / 0 |
(无) |
|
|
6130 |
P229E
Gifts
|
0 / 0 |
(无) |
|
|
6121 |
P232B
Table
|
0 / 0 |
(无) |
|
|
6103 |
P235E
Number Challenge
|
0 / 0 |
(无) |
|
|
6042 |
P251A
Points on Line
|
0 / 0 |
(无) |
|
|
6012 |
P258B
Little Elephant and Elections
|
0 / 0 |
(无) |
|
|
6011 |
P258C
Little Elephant and LCM
|
0 / 0 |
(无) |
|
|
5954 |
P272D
Dima and Two Sequences
|
0 / 0 |
(无) |
|
|
5953 |
P272E
Dima and Horses
|
0 / 0 |
(无) |
|
|
5910 |
P283E
Cow Tennis Tournament
|
0 / 0 |
(无) |
|
|
5904 |
P285D
Permutation Sum
|
0 / 0 |
(无) |
|
|
5903 |
P285E
Positions in Permutations
|
0 / 0 |
(无) |
|
|
5894 |
P288B
Polo the Penguin and Houses
|
0 / 0 |
(无) |
