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# Problem Tags Rating Solved
1743-F Intersection and Union
data structures dp matrices +1
2300
1743-E FTL
binary search dp
2400
1743-D Problem with Random Tests
brute force dp greedy +1
1700
1743-C Save the Magazines
constructive algorithms dp greedy
1100
1743-B Permutation Value
constructive algorithms greedy
800
1743-A Password
brute force combinatorics implementation +1
800
1742-G Orray
bitmasks brute force greedy +2
1500
1742-F Smaller
constructive algorithms greedy strings
1500
1742-E Scuza
binary search greedy math
1200
1742-D Coprime
brute force greedy number theory
1100
1742-C Stripes
implementation
900
1742-B Increasing
greedy implementation sortings
800
1742-A Sum
implementation
800
1741-G Kirill and Company
bitmasks brute force dfs and similar +4
2200
1741-F Multi-Colored Segments
binary search data structures math +1
2000
1741-E Sending a Sequence Over the Network
dp
1600
1741-D Masha and a Beautiful Tree
dfs and similar divide and conquer graphs +2
1300
1741-C Minimize the Thickness
brute force greedy math +1
1100
1741-B Funny Permutation
constructive algorithms math
800
1741-A Compare T-Shirt Sizes
implementation strings
800
1740-I Arranging Crystal Balls
data structures divide and conquer dp +3
3500
1740-H MEX Tree Manipulation
data structures trees
3300
1740-G Dangerous Laser Power
constructive algorithms dsu sortings
3100
1740-F Conditional Mix
combinatorics dp math
2600
1740-E Hanging Hearts
constructive algorithms data structures dfs and similar +3
1800
1740-D Knowledge Cards
constructive algorithms data structures
1500
1740-C Bricks and Bags
constructive algorithms games greedy +1
1400
1740-B Jumbo Extra Cheese 2
geometry greedy sortings
800
1740-A Factorise N+M
constructive algorithms number theory
800
1739-F Keyboard Design
bitmasks data structures dp +2
2600
1739-E Cleaning Robot
bitmasks dp
2400
1739-D Reset K Edges
binary search data structures dfs and similar +3
1900
1739-C Card Game
combinatorics constructive algorithms dp +1
1500
1739-B Array Recovery
constructive algorithms greedy math
1100
1739-A Immobile Knight
implementation
800
1738-H Palindrome Addicts
data structures strings
3300
1738-G Anti-Increasing Addicts
constructive algorithms dp greedy +1
2900
1738-F Connectivity Addicts
constructive algorithms dsu graphs +4
2400
1738-E Balance Addicts
combinatorics dp math +1
2300
1738-D Permutation Addicts
constructive algorithms data structures dfs and similar +3
1900
1738-C Even Number Addicts
dp games greedy +1
1500
1738-B Prefix Sum Addicts
constructive algorithms greedy math +1
1200
1738-A Glory Addicts
greedy implementation sortings
800
1737-G Ela Takes Dancing Class
binary search data structures
3500
1737-F Ela and Prime GCD
constructive algorithms math number theory
3300
1737-E Ela Goes Hiking
combinatorics dp math +1
2500
1737-D Ela and the Wiring Wizard
brute force dp graphs +3
2200
1737-C Ela and Crickets
constructive algorithms games implementation +1
1500
1737-B Ela's Fitness and the Luxury Number
binary search implementation math
1300
1737-A Ela Sorting Books
greedy implementation strings
900