https://leetcode.com/problems/find-if-array-can-be-sorted/description/
Can array be sorted by adjacent swap same-1-bits-nums #medium
Can array be sorted by adjacent swap same-1-bits-nums #medium
👍2
https://leetcode.com/problems/maximum-xor-for-each-query/description/
Running
Running
xor
to make 2^k-1
#medium #bit_manipulation👍1
https://leetcode.com/problems/minimum-array-end/description/
`
`
n`th of increasing sequence with `AND[..]=x
` #medium #bit_manipulation👍2
https://leetcode.com/problems/shortest-subarray-with-or-at-least-k-ii/description/
Min subarray with
Min subarray with
OR[..] >= k
#medium #bit_manipulation #sliding_window👍3🤣1
https://leetcode.com/problems/prime-subtraction-operation/description/
Increased sequence by subtracting primes? #medium #binary_search
Increased sequence by subtracting primes? #medium #binary_search
👍3
https://leetcode.com/problems/most-beautiful-item-for-each-query/description/
Queries of
Queries of
max
beauty for q[i]
price #medium #binary_search👍2
https://leetcode.com/problems/count-the-number-of-fair-pairs/description/
Count pairs
Count pairs
a[i] + a[j] in lower..upper
#medium #binary_search #two_pointers👍2
https://leetcode.com/problems/minimized-maximum-of-products-distributed-to-any-store/description/
Min of max of
Min of max of
quantities
spread by n
single-type stores #medium #binary_search #heap👍2
https://leetcode.com/problems/shortest-subarray-to-be-removed-to-make-array-sorted/description/
Min subarray remove to make array sorted #medium #two_pointers
Min subarray remove to make array sorted #medium #two_pointers
👍3
https://leetcode.com/problems/find-the-power-of-k-size-subarrays-i/description/
Tops of consecutive increasing windows #medium #sliding_window
Tops of consecutive increasing windows #medium #sliding_window
👍3
https://leetcode.com/problems/shortest-subarray-with-sum-at-least-k/description/
Min subarray with sum at least
Min subarray with sum at least
k
#hard #monotonic_queue #heap👍3
https://leetcode.com/problems/defuse-the-bomb/description/
Next
Next
+-k
window sums #easy #sliding_window👍1
https://leetcode.com/problems/maximum-sum-of-distinct-subarrays-with-length-k/description/
Max
Max
k
-unique window sum #medium #sliding_window👍3
https://leetcode.com/problems/take-k-of-each-character-from-left-and-right/description/
Min take
Min take
k
of a,b,c
from head or tail #medium #two_pointers👍3
https://leetcode.com/problems/count-unguarded-cells-in-the-grid/description/
Count unseen cells in 2D matrix with guards and walls #medium #matrix
Count unseen cells in 2D matrix with guards and walls #medium #matrix
👍3
https://leetcode.com/problems/flip-columns-for-maximum-number-of-equal-rows/description/
Max same-bit-rows after flipping columns in 01-2D matrix #medium #matrix
Max same-bit-rows after flipping columns in 01-2D matrix #medium #matrix
👍2
https://leetcode.com/problems/rotating-the-box/description/
Rotate matrix and simulate the fall #medium #matrix
Rotate matrix and simulate the fall #medium #matrix
👍3
https://leetcode.com/problems/maximum-matrix-sum/description/
Max sum of 2D matrix after multiply by -1 adjacent cells #medium
Max sum of 2D matrix after multiply by -1 adjacent cells #medium
👍2