| 1508-D |
Swap Pass
|
constructive algorithms
geometry
sortings
|
3000
|
| 1508-C |
Complete the MST
|
bitmasks
brute force
data structures
+5
|
2500
|
| 1508-B |
Almost Sorted
|
binary search
combinatorics
constructive algorithms
+1
|
1800
|
| 1508-A |
Binary Literature
|
constructive algorithms
greedy
implementation
+2
|
1900
|
| 1506-G |
Maximize the Remaining String
|
brute force
data structures
dp
+2
|
2000
|
| 1506-F |
Triangular Paths
|
constructive algorithms
graphs
math
+2
|
2000
|
| 1506-E |
Restoring the Permutation
|
constructive algorithms
implementation
|
1500
|
| 1506-D |
Epic Transformation
|
constructive algorithms
data structures
greedy
|
1400
|
| 1506-C |
Double-ended Strings
|
brute force
implementation
strings
|
1000
|
| 1506-B |
Partial Replacement
|
greedy
implementation
|
1100
|
| 1506-A |
Strange Table
|
math
|
800
|
| 1505-I |
Mysterious language again, seriously?
|
*special
|
2200
|
| 1505-H |
L BREAK into program
|
*special
|
2500
|
| 1505-G |
Encoded message
|
*special
implementation
|
2600
|
| 1505-F |
Math
|
*special
math
|
2200
|
| 1505-E |
Cakewalk
|
*special
greedy
implementation
+1
|
1800
|
| 1505-D |
Xenolith? Hippodrome?
|
*special
number theory
|
1800
|
| 1505-C |
Fibonacci Words
|
*special
implementation
|
1400
|
| 1505-B |
DMCA
|
*special
implementation
number theory
|
1600
|
| 1505-A |
Is it rated - 2
|
*special
implementation
interactive
|
900
|
| 1504-B |
Flip the Bits
|
constructive algorithms
greedy
implementation
+1
|
1200
|
| 1504-A |
Déjà Vu
|
constructive algorithms
strings
|
800
|
| 1503-F |
Balance the Cards
|
constructive algorithms
data structures
divide and conquer
+3
|
3500
|
| 1503-E |
2-Coloring
|
combinatorics
dp
math
|
3100
|
| 1503-D |
Flip the Cards
|
2-sat
constructive algorithms
data structures
+3
|
2600
|
| 1503-C |
Travelling Salesman Problem
|
binary search
data structures
dp
+4
|
2200
|
| 1503-B |
3-Coloring
|
constructive algorithms
games
interactive
|
1700
|
| 1503-A |
Balance the Bits
|
constructive algorithms
greedy
|
1600
|
| 1501-B |
Napoleon Cake
|
dp
implementation
sortings
|
900
|
| 1501-A |
Alexey and Train
|
implementation
|
800
|
| 1500-F |
Cupboards Jumps
|
dp
|
3500
|
| 1500-E |
Subset Trick
|
binary search
data structures
|
3300
|
| 1500-D |
Tiles for Bathroom
|
data structures
sortings
two pointers
|
2900
|
| 1500-C |
Matrix Sorting
|
bitmasks
brute force
constructive algorithms
+2
|
2600
|
| 1500-B |
Two chandeliers
|
binary search
brute force
chinese remainder theorem
+2
|
2200
|
| 1500-A |
Going Home
|
brute force
hashing
implementation
+1
|
1800
|
| 1499-G |
Graph Coloring
|
data structures
graphs
interactive
|
3100
|
| 1499-F |
Diameter Cuts
|
combinatorics
dfs and similar
dp
+1
|
2400
|
| 1499-E |
Chaotic Merge
|
combinatorics
dp
math
+1
|
2400
|
| 1499-D |
The Number of Pairs
|
dp
math
number theory
|
2100
|
| 1499-C |
Minimum Grid Path
|
brute force
data structures
greedy
+1
|
1500
|
| 1499-B |
Binary Removals
|
brute force
dp
greedy
+1
|
1000
|
| 1499-A |
Domino on Windowsill
|
combinatorics
constructive algorithms
math
|
800
|
| 1498-F |
Christmas Game
|
bitmasks
data structures
dfs and similar
+4
|
2500
|
| 1498-E |
Two Houses
|
brute force
graphs
greedy
+2
|
2200
|
| 1498-D |
Bananas in a Microwave
|
dfs and similar
dp
graphs
+1
|
2200
|
| 1498-C |
Planar Reflections
|
brute force
data structures
dp
|
1600
|
| 1498-B |
Box Fitting
|
binary search
bitmasks
data structures
+1
|
1300
|
| 1498-A |
GCD Sum
|
brute force
math
|
800
|
| 1497-E2 |
Square-Free Division (hard version)
|
data structures
dp
greedy
+3
|
2500
|