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# Problem Tags Rating Solved
1667-D Edge Elimination
constructive algorithms dfs and similar dp +1
2900
1667-C Half Queen Cover
constructive algorithms math
2400
1667-B Optimal Partition
data structures dp
2100
1667-A Make it Increasing
brute force greedy math
1300
1666-L Labyrinth
dfs and similar graphs
1800
1666-K Kingdom Partition
flows
3200
1666-J Job Lookup
constructive algorithms dp shortest paths +1
2100
1666-I Interactive Treasure Hunt
brute force constructive algorithms geometry +2
2200
1666-H Heroes of Might
math
3500
1666-G Global Warming
geometry math
3100
1666-F Fancy Stack
combinatorics dp implementation
2200
1666-E Even Split
binary search constructive algorithms greedy +1
2500
1666-D Deletive Editing
greedy
900
1666-C Connect the Points
brute force constructive algorithms geometry
1800
1666-B Budget Distribution
3300
1666-A Admissible Map
3300
1665-E MinimizOR
bitmasks brute force data structures +4
2500
1665-D GCD Guess
bitmasks chinese remainder theorem constructive algorithms +4
2000
1665-C Tree Infection
binary search greedy sortings +1
1600
1665-B Array Cloning Technique
constructive algorithms greedy sortings
900
1665-A GCD vs LCM
constructive algorithms math
800
1663-H Cross-Language Program
*special constructive algorithms
1663-G Six Characters
*special constructive algorithms strings
1663-F In Every Generation...
*special strings
1663-E Are You Safe?
*special implementation
1663-D Is it rated - 3
*special combinatorics dp +1
1663-C Pōja Verdon
*special implementation math
1663-B Mike's Sequence
*special divide and conquer implementation +1
1663-A Who Tested?
*special expression parsing trees
1662-O Circular Maze
brute force dfs and similar graphs +1
1662-N Drone Photo
combinatorics math sortings
1662-M Bottle Arrangements
constructive algorithms
1662-L Il Derby della Madonnina
data structures dp math
1662-K Pandemic Restrictions
geometry ternary search
1662-J Training Camp
flows graphs
1662-I Ice Cream Shop
brute force implementation sortings
1662-H Boundary
brute force math
1662-G Gastronomic Event
dp greedy trees
1662-F Antennas
data structures dfs and similar graphs +2
1662-E Round Table
math
1662-D Evolution of Weasels
greedy implementation strings
1662-C European Trip
dp graphs math +1
1662-B Toys
greedy strings
1662-A Organizing SWERC
brute force implementation
1661-F Teleporters
binary search greedy
2600
1661-E Narrow Components
brute force data structures dp +3
2500
1661-D Progressions Covering
data structures greedy
1900
1661-C Water the Trees
binary search greedy math
1700
1661-B Getting Zero
bitmasks brute force dfs and similar +4
1300
1661-A Array Balancing
greedy math
800