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41 problems · filtered by 3 tags
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2227D
Palindromex
binary search
brute force
constructive algorithms
data structures
greedy
implementation
two pointers
+
1200
13.9k
2217E
Definitely Larger
binary search
constructive algorithms
data structures
graphs
greedy
sortings
+
2000
2.5k
2171F
Rae Taylor and Trees (hard version)
binary search
constructive algorithms
data structures
dp
dsu
greedy
implementation
trees
+
1600
7.6k
2128E2
Submedians (Hard Version)
binary search
constructive algorithms
data structures
math
two pointers
+
2600
818
2036E
Reverse the Rivers
binary search
constructive algorithms
data structures
greedy
+
1600
9.8k
2026C
Action Figures
binary search
brute force
constructive algorithms
data structures
greedy
implementation
+
1500
12.9k
1979E
Manhattan Triangle
binary search
constructive algorithms
data structures
geometry
implementation
two pointers
+
2400
1.9k
1945G
Cook and Porridge
binary search
constructive algorithms
data structures
implementation
+
2500
946
1935C
Messenger in MAC
binary search
brute force
constructive algorithms
data structures
dp
greedy
sortings
+
1800
9.9k
1935F
Andrey's Tree
binary search
constructive algorithms
data structures
dfs and similar
dsu
greedy
implementation
trees
+
2800
634
1930C
Lexicographically Largest
binary search
constructive algorithms
data structures
greedy
sortings
+
1700
8.2k
1923D
Slimes
binary search
constructive algorithms
data structures
greedy
two pointers
+
1800
8.5k
1887C
Minimum Array
binary search
brute force
constructive algorithms
data structures
greedy
hashing
two pointers
+
2400
2.3k
1844F2
Min Cost Permutation (Hard Version)
binary search
constructive algorithms
data structures
greedy
math
sortings
+
2800
506
1759G
Restore the Permutation
binary search
constructive algorithms
data structures
greedy
math
+
1900
5.6k
1747D
Yet Another Problem
binary search
bitmasks
constructive algorithms
data structures
+
1900
5.7k
1712D
Empty Graph
binary search
constructive algorithms
data structures
greedy
shortest paths
+
2000
5.2k
1697C
awoo's Favorite Problem
binary search
constructive algorithms
data structures
greedy
implementation
strings
two pointers
+
1400
15.9k
1696D
Permutation Graph
binary search
constructive algorithms
data structures
divide and conquer
greedy
shortest paths
+
1900
6.1k
1691D
Max GEQ Sum
binary search
constructive algorithms
data structures
divide and conquer
implementation
two pointers
+
1800
7.7k
1684E
MEX vs DIFF
binary search
brute force
constructive algorithms
data structures
greedy
two pointers
+
2100
3.7k
1630B
Range and Partition
binary search
constructive algorithms
data structures
greedy
two pointers
+
1800
6.5k
1615H
Reindeer Games
binary search
constructive algorithms
data structures
divide and conquer
flows
graphs
shortest paths
+
3000
457
1551B2
Wonderful Coloring - 2
binary search
constructive algorithms
data structures
greedy
+
1400
16.8k
1539E
Game with Cards
binary search
constructive algorithms
data structures
dp
greedy
implementation
+
2500
1.1k
1520F2
Guess the K-th Zero (Hard version)
binary search
constructive algorithms
data structures
interactive
+
2200
3.4k
1437E
Make It Increasing
binary search
constructive algorithms
data structures
dp
implementation
+
2200
4k
1404C
Fixed Point Removal
binary search
constructive algorithms
data structures
greedy
two pointers
+
2300
3.1k
1392F
Omkar and Landslide
binary search
constructive algorithms
data structures
greedy
math
+
2400
2.6k
1373F
Network Coverage
binary search
constructive algorithms
data structures
greedy
+
2400
1.9k
1370E
Binary Subsequence Rotation
binary search
constructive algorithms
data structures
greedy
+
2100
5.3k
1342D
Multiple Testcases
binary search
constructive algorithms
data structures
greedy
sortings
two pointers
+
1900
6.4k
1322B
Present
binary search
bitmasks
constructive algorithms
data structures
math
sortings
+
2100
4.7k
1290B
Irreducible Anagrams
binary search
constructive algorithms
data structures
strings
two pointers
+
1800
7.4k
1107G
Vasya and Maximum Profit
binary search
constructive algorithms
data structures
dp
dsu
+
2400
1.3k
637B
Chat Order
*special
binary search
constructive algorithms
data structures
sortings
+
1200
24.4k
633E
Startup Funding
binary search
constructive algorithms
data structures
probabilities
two pointers
+
2400
654
534D
Handshakes
binary search
constructive algorithms
data structures
greedy
+
1900
2.6k
484E
Sign on Fence
binary search
constructive algorithms
data structures
+
2500
3.2k
424D
Biathlon Track
binary search
brute force
constructive algorithms
data structures
dp
+
2300
639
30E
Tricky and Clever Password
binary search
constructive algorithms
data structures
greedy
hashing
strings
+
2800
961
showing 1–41 of 41