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Multiplication Principle

Table of Contents

2125. Number of Laser Beams in a Bank

3128. Right Triangles

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  • Tags: Array, Hash Table, Math, Combinatorics, Counting

1573. Number of Ways to Split a String

2750. Ways to Split Array Into Good Subarrays

2550. Count Collisions of Monkeys on a Polygon

1922. Count Good Numbers

3067. Count Pairs of Connectable Servers in a Weighted Tree Network

2147. Number of Ways to Divide a Long Corridor

2963. Count the Number of Good Partitions

2306. Naming a Company

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  • Tags: Array, Hash Table, String, Bit Manipulation, Enumeration

2867. Count Valid Paths in a Tree

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  • Tags: Math, Dynamic Programming, Tree, Depth First Search, Number Theory

2450. Number of Distinct Binary Strings After Applying Operations 👑