Multiplication Principle¶
Table of Contents¶
- 2125. Number of Laser Beams in a Bank (Medium)
- 3128. Right Triangles (Medium)
- 1573. Number of Ways to Split a String (Medium)
- 2750. Ways to Split Array Into Good Subarrays (Medium)
- 2550. Count Collisions of Monkeys on a Polygon (Medium)
- 1922. Count Good Numbers (Medium)
- 3067. Count Pairs of Connectable Servers in a Weighted Tree Network (Medium)
- 2147. Number of Ways to Divide a Long Corridor (Hard)
- 2963. Count the Number of Good Partitions (Hard)
- 2306. Naming a Company (Hard)
- 2867. Count Valid Paths in a Tree (Hard)
- 2450. Number of Distinct Binary Strings After Applying Operations (Medium) 👑
2125. Number of Laser Beams in a Bank¶
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LeetCode | LeetCode CH (Medium)
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Tags: array, math, string, matrix
3128. Right Triangles¶
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LeetCode | LeetCode CH (Medium)
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Tags: array, hash table, math, combinatorics, counting
1573. Number of Ways to Split a String¶
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LeetCode | LeetCode CH (Medium)
-
Tags: math, string
2750. Ways to Split Array Into Good Subarrays¶
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LeetCode | LeetCode CH (Medium)
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Tags: array, math, dynamic programming
2550. Count Collisions of Monkeys on a Polygon¶
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LeetCode | LeetCode CH (Medium)
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Tags: math, recursion
1922. Count Good Numbers¶
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LeetCode | LeetCode CH (Medium)
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Tags: math, recursion
3067. Count Pairs of Connectable Servers in a Weighted Tree Network¶
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LeetCode | LeetCode CH (Medium)
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Tags: array, tree, depth first search
2147. Number of Ways to Divide a Long Corridor¶
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LeetCode | LeetCode CH (Hard)
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Tags: math, string, dynamic programming
2963. Count the Number of Good Partitions¶
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LeetCode | LeetCode CH (Hard)
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Tags: array, hash table, math, combinatorics
2306. Naming a Company¶
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LeetCode | LeetCode CH (Hard)
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Tags: array, hash table, string, bit manipulation, enumeration
2867. Count Valid Paths in a Tree¶
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LeetCode | LeetCode CH (Hard)
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Tags: math, dynamic programming, tree, depth first search, number theory
2450. Number of Distinct Binary Strings After Applying Operations¶
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LeetCode | LeetCode CH (Medium)
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Tags: math, string