C++ Beginners Tutorial 21 - Pointers in C++

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#include <iostream> using namespace std; int main() { ///What is a Pointer? ///A pointer is a variable whose value is the address of another variable. int var=100; cout<<&var<<endl; int *intP; intP=&var; cout<<intP<<endl; cout<<*intP<<endl; var=20; cout<<intP<<endl; cout<<*intP<<endl; return 0; }

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