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Combinatorics Suppose every student in a class can write code in either C++or Java. There are18 students that canwrite C++, 23 students that can write

Combinatorics

Suppose every student in a class can write code in either C++or Java.

There are18 students that canwrite C++, 23 students that can write Java, and 7 students that can write both C++ and Java.How many students are in our class?

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