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# Problem Tags Rating Solved
1302-E Amazing bitset
1302-D Dijkstra
1302-C Segment tree or Fenwick?
data structures
1302-B DAG
constructive algorithms
1302-A Nash equilibrium
1301-F Super Jaber
dfs and similar graphs implementation +1
2600
1301-E Nanosoft
binary search data structures dp +1
2500
1301-D Time to Run
constructive algorithms graphs implementation
2000
1301-C Ayoub's function
binary search combinatorics greedy +2
1700
1301-B Motarack's Birthday
binary search greedy ternary search
1500
1301-A Three Strings
implementation strings
800
1300-B Assigning to Classes
greedy implementation sortings
1000
1300-A Non-zero
implementation math
800
1299-E So Mean
interactive math
3400
1299-D Around the World
bitmasks combinatorics dfs and similar +4
3000
1299-C Water Balance
data structures geometry greedy
2100
1299-B Aerodynamic
geometry
1800
1299-A Anu Has a Function
brute force greedy math
1500
1297-I Falling Blocks
*special data structures
1297-H Paint the String
*special dp strings
1297-G M-numbers
*special dp math
1297-F Movie Fan
*special data structures greedy +2
1297-E Modernization of Treeland
*special dfs and similar trees
1297-D Bonus Distribution
*special binary search greedy +1
1297-C Dream Team
*special greedy
1297-B Cartoons
*special implementation sortings
1297-A Likes Display
*special implementation
1296-F Berland Beauty
constructive algorithms dfs and similar greedy +2
2100
1296-E2 String Coloring (hard version)
data structures dp
2000
1296-E1 String Coloring (easy version)
constructive algorithms dp graphs +2
1800
1296-D Fight with Monsters
greedy sortings
1500
1296-C Yet Another Walking Robot
data structures implementation
1500
1296-B Food Buying
math
900
1296-A Array with Odd Sum
math
800
1295-F Good Contest
combinatorics dp probabilities
2700
1295-E Permutation Separation
data structures divide and conquer
2200
1295-D Same GCDs
math number theory
1800
1295-C Obtain The String
dp greedy strings
1600
1295-B Infinite Prefixes
math strings
1700
1295-A Display The Number
greedy
900
1294-F Three Paths on a Tree
dfs and similar dp greedy +1
2000
1294-E Obtain a Permutation
greedy implementation math
1900
1294-D MEX maximizing
data structures greedy implementation +1
1600
1294-C Product of Three Numbers
greedy math number theory
1300
1294-B Collecting Packages
implementation sortings
1200
1294-A Collecting Coins
math
800
1293-B JOE is on TV!
combinatorics greedy math
1000
1293-A ConneR and the A.R.C. Markland-N
binary search brute force implementation
1100
1292-F Nora's Toy Boxes
bitmasks combinatorics dp
3500
1292-E Rin and The Unknown Flower
constructive algorithms greedy interactive +1
3500