GSE121 Programming I Fall 2024 Functions PDF
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MSA University
2024
MSA
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Summary
This document is a lecture note on programming functions in C++. It covers topics such as function prototypes, function calls, and pass by value/reference. The document is part of the GSE121 Programming I course offered at MSA University in Fall 2024.
Full Transcript
GSE121 Programming I Fall 2024 Part 05 – Functions A more general C++ program #include using namespace std; A C++ program can have other int main() functions beside main(). { … }...
GSE121 Programming I Fall 2024 Part 05 – Functions A more general C++ program #include using namespace std; A C++ program can have other int main() functions beside main(). { … } A function is a set of statements fun1() that perform a certain task. { … } It is good to break down complex problems into smaller modules or fun2() functions. { … 2 } C++ program with two functions Consider a C++ program with two function: main() and a user-defined function square() that receives an integer and returns its squared value. #include using namespace std; int square(int); int main() { int n, m; cout > n; m = square(n); // Function Call cout
