C++ Program For Implementation of Data Type of Pointers
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Program 1
// Program for Pointer data type #include<iostream> #define clrscr() system("cls") using namespace std; int main() { int i,*p1; float f,*p2; char c,*p3; double d,*p4; clrscr(); cout<<"\nsize of int: "<<sizeof(i); cout<<"\nsize of float: "<<sizeof(f); cout<<"\nsize of char: "<<sizeof(c); cout<<"\nsize of double: "<<sizeof(d); cout<<"\n--------------------------------------"; cout<<"\nsize of int pointer: "<<sizeof(p1); cout<<"\nsize of float pointer: "<<sizeof(p2); cout<<"\nsize of char pointer: "<<sizeof(p3); cout<<"\nsize of double pointer: "<<sizeof(p4); cout<<"\n--------------------------------------"; cout<<"\nsize of int pointer: "<<sizeof(*p1); cout<<"\nsize of float pointer: "<<sizeof(*p2); cout<<"\nsize of char pointer: "<<sizeof(*p3); cout<<"\nsize of double pointer: "<<sizeof(*p4); return 0; }
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