| 137-A |
Postcards and photos
|
implementation
|
900
|
| 136-B |
Ternary Logic
|
implementation
math
|
1100
|
| 136-A |
Presents
|
implementation
|
800
|
| 135-E |
Weak Subsequence
|
combinatorics
|
3000
|
| 135-D |
Cycle
|
brute force
dfs and similar
implementation
|
2500
|
| 135-C |
Zero-One
|
constructive algorithms
games
greedy
|
1900
|
| 135-B |
Rectangle and Square
|
brute force
geometry
math
|
1600
|
| 135-A |
Replacement
|
greedy
implementation
sortings
|
1300
|
| 134-C |
Swaps
|
constructive algorithms
graphs
greedy
|
2200
|
| 134-B |
Pairs of Numbers
|
brute force
dfs and similar
math
+1
|
1900
|
| 134-A |
Average Numbers
|
brute force
implementation
|
1200
|
| 133-B |
Unary
|
implementation
|
1200
|
| 133-A |
HQ9+
|
implementation
|
900
|
| 132-E |
Bits of merry old England
|
flows
graphs
|
2700
|
| 132-D |
Constants in the language of Shakespeare
|
constructive algorithms
dp
greedy
|
2100
|
| 132-C |
Logo Turtle
|
dp
|
1800
|
| 132-B |
Piet
|
implementation
|
2100
|
| 132-A |
Turing Tape
|
implementation
|
1300
|
| 131-F |
Present to Mom
|
binary search
two pointers
|
2000
|
| 131-E |
Yet Another Task with Queens
|
sortings
|
1700
|
| 131-D |
Subway
|
dfs and similar
graphs
|
1600
|
| 131-C |
The World is a Theatre
|
combinatorics
math
|
1400
|
| 131-B |
Opposites Attract
|
implementation
math
|
1200
|
| 131-A |
cAPS lOCK
|
implementation
strings
|
1000
|
| 130-J |
Date calculation
|
*special
|
1800
|
| 130-I |
Array sorting
|
*special
sortings
|
2300
|
| 130-H |
Balanced brackets
|
*special
|
1600
|
| 130-G |
CAPS LOCK ON
|
*special
|
1700
|
| 130-F |
Prime factorization
|
*special
|
1600
|
| 130-E |
Tribonacci numbers
|
*special
|
1600
|
| 130-D |
Exponentiation
|
*special
|
1500
|
| 130-C |
Decimal sum
|
*special
|
1500
|
| 130-B |
Gnikool Ssalg
|
*special
implementation
strings
|
1400
|
| 130-A |
Hexagonal numbers
|
*special
implementation
|
900
|
| 129-B |
Students and Shoelaces
|
brute force
dfs and similar
graphs
+1
|
1200
|
| 129-A |
Cookies
|
implementation
|
900
|
| 128-E |
Birthday
|
geometry
math
|
2900
|
| 128-D |
Numbers
|
constructive algorithms
implementation
|
2000
|
| 128-C |
Games with Rectangle
|
combinatorics
dp
|
2000
|
| 128-B |
String
|
brute force
constructive algorithms
hashing
+3
|
2100
|
| 128-A |
Statues
|
dfs and similar
|
1500
|
| 127-B |
Canvas Frames
|
implementation
|
1000
|
| 127-A |
Wasted Time
|
geometry
|
900
|
| 126-E |
Pills
|
brute force
flows
|
2900
|
| 126-D |
Fibonacci Sums
|
dp
math
|
2300
|
| 126-C |
E-reader Display
|
constructive algorithms
greedy
|
2000
|
| 126-B |
Password
|
binary search
dp
hashing
+2
|
1700
|
| 126-A |
Hot Bath
|
binary search
brute force
math
|
1900
|
| 125-E |
MST Company
|
binary search
graphs
|
2400
|
| 125-D |
Two progressions
|
constructive algorithms
greedy
|
2200
|