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# Problem Tags Rating Solved
1169-A Circle Metro
implementation math
900
1168-E Xor Permutations
constructive algorithms math
3100
1168-D Anagram Paths
dp implementation trees
3000
1168-C And Reachability
bitmasks dp
2200
1168-B Good Triple
brute force two pointers
1900
1168-A Increasing by Modulo
binary search greedy
1700
1167-G Low Budget Inception
brute force geometry
3100
1167-F Scalar Queries
combinatorics data structures math +1
2300
1167-E Range Deleting
binary search combinatorics data structures +1
2100
1167-D Bicolored RBS
constructive algorithms greedy
1500
1167-C News Distribution
dfs and similar dsu graphs
1400
1167-B Lost Numbers
brute force divide and conquer interactive +1
1400
1167-A Telephone Number
brute force greedy strings
800
1166-F Vicky's Delivery Service
data structures dsu graphs +1
2400
1166-E The LCMs Must be Large
bitmasks brute force constructive algorithms +2
2100
1166-D Cute Sequences
binary search brute force greedy +1
2200
1166-C A Tale of Two Lands
binary search sortings two pointers
1500
1166-B All the Vowels Please
constructive algorithms math number theory
1100
1166-A Silent Classroom
combinatorics greedy
900
1165-F2 Microtransactions (hard version)
binary search greedy implementation
2000
1165-F1 Microtransactions (easy version)
binary search greedy
2000
1165-E Two Arrays and Sum of Functions
greedy math sortings
1600
1165-D Almost All Divisors
math number theory
1600
1165-C Good String
greedy
1300
1165-B Polycarp Training
data structures greedy sortings
1000
1165-A Remainder
implementation math
1100
1163-F Indecisive Taxi Fee
data structures graphs shortest paths
3000
1163-E Magical Permutation
bitmasks brute force constructive algorithms +3
2400
1163-D Mysterious Code
dp strings
2100
1163-C2 Power Transmission (Hard Edition)
data structures geometry implementation +1
1900
1163-C1 Power Transmission (Easy Edition)
brute force geometry
1900
1163-B2 Cat Party (Hard Edition)
data structures implementation
1600
1163-B1 Cat Party (Easy Edition)
data structures implementation
1500
1163-A Eating Soup
greedy math
900
1162-B Double Matrix
brute force greedy
1400
1162-A Zoning Restrictions Again
implementation
800
1160-A2 Collaboration
*special
1159-B Expansion coefficient of the array
implementation math
1300
1159-A A pile of stones
implementation math
800
1158-F Density of subarrays
dp math
3500
1158-E Strange device
binary search interactive math +1
3400
1158-D Winding polygonal line
constructive algorithms geometry greedy +1
2600
1158-C Permutation recovery
constructive algorithms data structures dfs and similar +4
2100
1158-B The minimal unique substring
constructive algorithms math strings
2200
1158-A The Party and Sweets
binary search constructive algorithms greedy +4
1500
1157-G Inverse of Rows and Columns
brute force constructive algorithms
2200
1157-F Maximum Balanced Circle
constructive algorithms dp greedy +1
2000
1157-E Minimum Array
binary search data structures greedy
1700
1157-D N Problems During K Days
constructive algorithms greedy math
1900
1157-C2 Increasing Subsequence (hard version)
greedy
1700