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# Problem Tags Rating Solved
1799-G Count Voting
combinatorics dp math
2600
1799-F Halve or Subtract
binary search brute force dp +2
2700
1799-E City Union
constructive algorithms dfs and similar dsu +4
2300
1799-D2 Hot Start Up (hard version)
data structures dp
2100
1799-D1 Hot Start Up (easy version)
dp
1900
1799-C Double Lexicographically Minimum
greedy strings
1700
1799-B Equalize by Divide
brute force constructive algorithms greedy +1
1200
1799-A Recent Actions
data structures greedy implementation +1
800
1798-F Gifts from Grandfather Ahmed
dp math number theory
2500
1798-E Multitest Generator
brute force dp
2300
1798-D Shocking Arrangement
constructive algorithms greedy math
1600
1798-C Candy Store
greedy math number theory
1700
1798-B Three Sevens
brute force data structures greedy +1
1000
1798-A Showstopper
greedy implementation sortings
800
1797-F Li Hua and Path
data structures dfs and similar divide and conquer +2
3000
1797-E Li Hua and Array
brute force data structures dsu +3
2300
1797-D Li Hua and Tree
brute force data structures dfs and similar +3
1900
1797-C Li Hua and Chess
constructive algorithms greedy interactive
1600
1797-B Li Hua and Pattern
constructive algorithms greedy
1100
1797-A Li Hua and Maze
constructive algorithms flows graphs +2
800
1796-F Strange Triples
brute force math number theory
2900
1796-E Colored Subgraphs
dfs and similar dp games +2
2500
1796-D Maximum Subarray
data structures dp greedy +1
2000
1796-C Maximum Set
binary search math
1600
1796-B Asterisk-Minor Template
implementation strings
1000
1796-A Typical Interview Problem
brute force implementation strings
800
1795-G Removal Sequences
bitmasks dfs and similar graphs
2700
1795-F Blocking Chips
binary search constructive algorithms dfs and similar +2
2400
1795-E Explosions?
binary search data structures dp +2
2200
1795-D Triangle Coloring
combinatorics math
1600
1795-C Tea Tasting
binary search data structures implementation
1500
1795-B Ideal Point
brute force geometry greedy
900
1795-A Two Towers
brute force implementation strings
800
1794-E Labeling the Tree with Distances
data structures dp greedy +3
2400
1794-D Counting Factorizations
combinatorics divide and conquer dp +2
1900
1794-C Scoring Subsequences
binary search greedy math +1
1300
1794-B Not Dividing
constructive algorithms greedy math
900
1794-A Prefix and Suffix Array
strings
800
1793-F Rebrending
brute force data structures divide and conquer +1
2600
1793-E Velepin and Marketing
binary search data structures dp +3
2600
1793-D Moscow Gorillas
binary search dp greedy +3
1800
1793-C Dora and Search
constructive algorithms data structures two pointers
1200
1793-B Fedya and Array
constructive algorithms math
1100
1793-A Yet Another Promotion
greedy math
800
1792-F2 Graph Coloring (hard version)
brute force combinatorics divide and conquer +3
2900
1792-F1 Graph Coloring (easy version)
combinatorics dp graphs
2700
1792-E Divisors and Table
brute force dfs and similar dp +1
2400
1792-D Fixed Prefix Permutations
binary search bitmasks data structures +3
1700
1792-C Min Max Sort
binary search brute force greedy +2
1500
1792-B Stand-up Comedian
greedy math
1200