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# Problem Tags Rating Solved
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