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1 652
# 05.06.2026
3753. Total Waviness of Numbers in Range II
hard
Count hills and valleys base10 in a..b
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/G5IQBvlhUsw
1 652
# 04.06.2026
3751. Total Waviness of Numbers in Range I
medium
Count hills and valleys base10 in a..b
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/_mxzQ39Vwwo
1 652
# 03.06.2026
3635. Earliest Finish Time for Land and Water Rides II
medium
Min finish time of land + water single events
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/ctbEphoD83c
1 652
# 02.06.2026
3633. Earliest Finish Time for Land and Water Rides I
easy
Min finish time of land + water single events
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/QOgbGrliyAw
1 652
# 01.06.2026
2144. Minimum Cost of Buying Candies With Discount
easy
Min sum taking 2 out of 3
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/vDQlS-53V2Y
1 652
# 31.05.2026
2126. Destroying Asteroids
medium
Can consume all asteroids smaller than running sum?
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/QTn773sIRmQ
1 652
# 30.05.2026
3161. Block Placement Queries
hard
Queries 'can place a gap after place an obstacle'
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/RxfxXaQ3IRM
1 652
# 29.05.2026
3300. Minimum Element After Replacement With Digit Sum
easy
Min of digits sum
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/FfOi6aizg2c
1 652
# 28.05.2026
3093. Longest Common Suffix Queries
hard
Query common suffixes match
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/AiPXs-7kVkI
1 652
# 27.05.2026
3121. Count the Number of Special Characters II
medium
Count sorted characters
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/Ngzq2yMD4ZY
1 652
# 26.05.2026
3120. Count the Number of Special Characters I
easy
Count letters with both cases
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/1qIg9iPsFYo
1 652
# 25.05.2026
1871. Jump Game VII
medium
Can reach end jumping min..max to zeros
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/7WMg6mBUWTI
1 652
# 24.05.2026
1340. Jump Game V
hard
Max visited by jumping down in distance d
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/cFP2O3VuItc
1 652
# 23.05.2026
1752. Check if Array Is Sorted and Rotated
easy
Is array shifted and sorted?
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/xdsd1Wm-TsM
1 652
# 22.05.2026
33. Search in Rotated Sorted Array
medium
Binary search in shifted array
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/eDQYY0qkkc0
1 652
# 21.05.2026
3043. Find the Length of the Longest Common Prefix
medium
Longest prefix of pairs
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/XgDXpQLkJXA
1 652
# 20.05.2026
2657. Find the Prefix Common Array of Two Arrays
medium
Duplicates in prefixes
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/zB2ujV53xqs
1 652
# 19.05.2026
2540. Minimum Common Value
easy
Min common of two sorted list
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/KTb5zzlSwQ0
1 652
# 18.05.2026
1345. Jump Game IV
hard
Min steps to reach end jumping to same value or left or right
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/HfooFIhmHhs
1 652
# 17.05.2026
1306. Jump Game III
medium
Can reach 0 by jumping +a[i] - a[i]
blog: https://dmitrysamoylenko.com/leetcode/
youtube: https://youtu.be/_xtqEVdFXfY
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