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# Problem Tags Rating Solved
149-B Martian Clock
implementation
1600
149-A Business trip
greedy implementation sortings
900
148-E Porcelain
dp
1900
148-D Bag of mice
dp games math +1
1800
148-C Terse princess
constructive algorithms greedy
1700
148-B Escape
implementation math
1500
148-A Insomnia cure
constructive algorithms implementation math
800
147-B Smile House
binary search graphs matrices
2500
147-A Punctuation
implementation strings
1300
146-B Lucky Mask
brute force implementation
1300
146-A Lucky Ticket
implementation
800
145-E Lucky Queries
data structures
2400
145-D Lucky Pair
combinatorics data structures implementation
2900
145-C Lucky Subsequence
combinatorics dp math
2100
145-B Lucky Number 2
constructive algorithms
1800
145-A Lucky Conversion
greedy implementation
1200
144-E Competition
data structures greedy
2200
144-D Missile Silos
data structures dfs and similar graphs +1
1900
144-C Anagram Search
implementation strings
1500
144-B Meeting
implementation
1300
144-A Arrival of the General
implementation
800
143-B Help Kingdom of Far Far Away 2
implementation strings
1200
143-A Help Vasilisa the Wise 2
brute force math
1000
142-E Help Greg the Dwarf 2
geometry
3000
142-D Help Shrek and Donkey 2
games
2600
142-C Help Caretaker
brute force dp
2300
142-B Help General
constructive algorithms greedy implementation
1800
142-A Help Farmer
brute force math
1600
141-E Clearing Up
constructive algorithms dp dsu +1
2300
141-D Take-off Ramps
graphs shortest paths
2300
141-C Queue
constructive algorithms greedy sortings
1800
141-B Hopscotch
geometry math
1400
141-A Amusing Joke
implementation sortings strings
800
140-F New Year Snowflake
geometry sortings
2600
140-E New Year Garland
combinatorics dp
2600
140-D New Year Contest
greedy sortings
1800
140-C New Year Snowmen
binary search data structures greedy
1800
140-B New Year Cards
brute force greedy implementation
1800
140-A New Year Table
geometry math
1700
139-B Wallpaper
implementation math
1600
139-A Petr and Book
implementation
1000
138-E Hellish Constraints
brute force dp two pointers
2900
138-D World of Darkraft
dp games
2500
138-C Mushroom Gnomes - 2
binary search data structures probabilities +1
2200
138-B Digits Permutations
greedy
1900
138-A Literature Lesson
implementation
1600
137-E Last Chance
data structures implementation strings
2000
137-D Palindromes
dp strings
1900
137-C History
sortings
1500
137-B Permutation
greedy
1000