| 940-E |
Cashback
|
data structures
dp
greedy
+1
|
2000
|
| 940-D |
Alena And The Heater
|
binary search
implementation
|
1600
|
| 940-C |
Phone Numbers
|
constructive algorithms
implementation
strings
|
1500
|
| 940-B |
Our Tanya is Crying Out Loud
|
dp
greedy
|
1400
|
| 940-A |
Points on the line
|
brute force
greedy
sortings
|
1200
|
| 939-F |
Cutlet
|
data structures
dp
|
2400
|
| 939-E |
Maximize!
|
binary search
greedy
ternary search
+1
|
1800
|
| 939-D |
Love Rescue
|
dfs and similar
dsu
graphs
+2
|
1600
|
| 939-C |
Convenient For Everybody
|
binary search
two pointers
|
1600
|
| 939-B |
Hamster Farm
|
implementation
|
1000
|
| 939-A |
Love Triangle
|
graphs
|
800
|
| 938-G |
Shortest Path Queries
|
bitmasks
data structures
dsu
+1
|
2900
|
| 938-F |
Erasing Substrings
|
bitmasks
dp
greedy
|
2700
|
| 938-E |
Max History
|
combinatorics
math
|
2300
|
| 938-D |
Buy a Ticket
|
data structures
graphs
shortest paths
|
2000
|
| 938-C |
Constructing Tests
|
binary search
brute force
constructive algorithms
|
1700
|
| 938-B |
Run For Your Prize
|
brute force
greedy
|
1100
|
| 938-A |
Word Correction
|
implementation
|
800
|
| 937-B |
Vile Grasshoppers
|
brute force
math
number theory
|
1400
|
| 937-A |
Olympiad
|
implementation
sortings
|
800
|
| 936-E |
Iqea
|
data structures
dfs and similar
divide and conquer
+3
|
3400
|
| 936-D |
World of Tank
|
dp
greedy
|
3000
|
| 936-C |
Lock Puzzle
|
constructive algorithms
implementation
strings
|
2300
|
| 936-B |
Sleepy Game
|
dfs and similar
dp
games
+1
|
2100
|
| 936-A |
Save Energy!
|
binary search
implementation
math
|
1700
|
| 935-F |
Fafa and Array
|
data structures
greedy
|
2600
|
| 935-E |
Fafa and Ancient Mathematics
|
dfs and similar
dp
trees
|
2300
|
| 935-D |
Fafa and Ancient Alphabet
|
math
probabilities
|
1900
|
| 935-C |
Fifa and Fafa
|
geometry
|
1600
|
| 935-B |
Fafa and the Gates
|
implementation
|
900
|
| 935-A |
Fafa and his Company
|
brute force
implementation
|
800
|
| 934-B |
A Prosperous Lot
|
constructive algorithms
implementation
|
1200
|
| 934-A |
A Compatible Pair
|
brute force
games
|
1400
|
| 933-E |
A Preponderant Reunion
|
constructive algorithms
dp
|
3200
|
| 933-D |
A Creative Cutout
|
brute force
combinatorics
math
|
2900
|
| 933-C |
A Colourful Prospect
|
geometry
graphs
|
2700
|
| 933-B |
A Determined Cleanup
|
math
|
2000
|
| 933-A |
A Twisty Movement
|
dp
|
1800
|
| 932-G |
Palindrome Partition
|
dp
string suffix structures
strings
|
2900
|
| 932-F |
Escape Through Leaf
|
data structures
dp
geometry
|
2700
|
| 932-E |
Team Work
|
combinatorics
dp
math
|
2400
|
| 932-D |
Tree
|
binary search
dp
trees
|
2200
|
| 932-C |
Permutation Cycle
|
brute force
constructive algorithms
|
1600
|
| 932-B |
Recursive Queries
|
binary search
data structures
dfs and similar
|
1300
|
| 932-A |
Palindromic Supersequence
|
constructive algorithms
|
800
|
| 931-C |
Laboratory Work
|
implementation
math
|
1700
|
| 931-B |
World Cup
|
constructive algorithms
implementation
|
1200
|
| 931-A |
Friends Meeting
|
brute force
greedy
implementation
+1
|
800
|
| 930-E |
Coins Exhibition
|
data structures
dp
math
|
2900
|
| 930-D |
Game with Tokens
|
data structures
games
implementation
|
2500
|