https://leetcode.com/problems/number-of-ways-to-form-a-target-string-given-a-dictionary/description/
Ways to make target with increasing positions in words #hard #dynamic_programming
Ways to make target with increasing positions in words #hard #dynamic_programming
👍2
https://leetcode.com/problems/count-ways-to-build-good-strings/description/
Ways to make
Ways to make
01
-string length of low..high
#medium #dynamic_programming👍2
https://leetcode.com/problems/minimum-cost-for-tickets/description/
Min sum buying 1,7,30-days tickets to travel all days #medium #dymanic_programming
Min sum buying 1,7,30-days tickets to travel all days #medium #dymanic_programming
🎄4
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Anything you will do on a daily basis will gain x365 improvement.
Here is my post from 1 year ago https://t.me/leetcode_daily_unstoppable/456
Happy new year 🎄
Here is my post from 1 year ago https://t.me/leetcode_daily_unstoppable/456
Happy new year 🎄
🔥9👏2⚡1🫡1
https://leetcode.com/problems/maximum-score-after-splitting-a-string/description/
Max(left_zeros + right_ones) #easy
Max(left_zeros + right_ones) #easy
👍3
https://leetcode.com/problems/count-vowel-strings-in-ranges/description/
Count words[q[0]..q[1]] starting and ending with "aeiou" #medium
Count words[q[0]..q[1]] starting and ending with "aeiou" #medium
👍2
https://leetcode.com/problems/number-of-ways-to-split-array/description/
Count splits left_sum >= right_sum #medium #prefix_sum
Count splits left_sum >= right_sum #medium #prefix_sum
👍2
https://leetcode.com/problems/unique-length-3-palindromic-subsequences/description/
Count palindroms of length 3 #medium
Count palindroms of length 3 #medium
👍4
https://leetcode.com/problems/shifting-letters-ii/description/
Apply
Apply
from..to, direction
shifts to string chars #medium #line_sweep👍3👏1
https://leetcode.com/problems/minimum-number-of-operations-to-move-all-balls-to-each-box/description/
Sum distances to all
Sum distances to all
1
for every position #medium #prefix_sum👍3
https://leetcode.com/problems/count-prefix-and-suffix-pairs-i/description/
Count prefix-suffix matched pairs #easy
Count prefix-suffix matched pairs #easy
👍3
https://leetcode.com/problems/counting-words-with-a-given-prefix/description/
Count words with prefix #easy
Count words with prefix #easy
👍3👎1
https://leetcode.com/problems/construct-k-palindrome-strings/description/
Can make
Can make
k
palindromes from string? #medium👍2
https://leetcode.com/problems/check-if-a-parentheses-string-can-be-valid/description/
Balance parenthesis with wildcards #medium
Balance parenthesis with wildcards #medium
👍3
https://leetcode.com/problems/minimum-length-of-string-after-operations/description/
Length after removing repeatings > 2 #medium
Length after removing repeatings > 2 #medium
👍2
https://leetcode.com/problems/find-the-prefix-common-array-of-two-arrays/description/
A[..i] and B[..i] intersections sizes #medium #counting
A[..i] and B[..i] intersections sizes #medium #counting
👍2
https://leetcode.com/problems/minimize-xor/description/
Min xor with num1, bits count of num2 #medium
Min xor with num1, bits count of num2 #medium
👍2
https://leetcode.com/problems/bitwise-xor-of-all-pairings/description/
Xor of all pairs xors #medium #xor
Xor of all pairs xors #medium #xor
👍5
https://leetcode.com/problems/neighboring-bitwise-xor/description/
Can restore next-sibl-xored array? #medium #xor
Can restore next-sibl-xored array? #medium #xor
👍3