c++ program on preprocessor directives

Program 1 // Preprocessor #include <iostream> using namespace std; #define factorial(n){\ int f=1;\ while(n!=0)\ {\ f=f*n;\ n–;\ }\ cout<<“factorial is : “<<f;\ } int main() { system(“cls”); int n; cout<<“Enter a number: “; cin>>n;...

Program 1 /* File inclusing Macro statements # define Condition Complition Miscellaneous Directive */ #include <iostream> // File inclusion using namespace std; #define SIZE 10 // # macro #define output cout #define input cin...