Math Problem Statement
有5个人到南京、镇江、扬州的三所学校去应聘,若每人至多被一个学校录用,每个学校 至少录用其中一人,则不同的录用情况种数是
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Counting Principles
Inclusion-Exclusion Principle
Formulas
Binomial Coefficient formula
Theorems
Inclusion-Exclusion Principle
Suitable Grade Level
High School
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