pgrm_005.cpp (825B)
1 /* Write a program to calculate area and perimeter of a rectangle. */ 2 3 #include<iostream> 4 using namespace std; 5 6 class rectangle { 7 private: 8 double len, bre; 9 public: 10 rectangle() { 11 len = 0; 12 bre = 0; 13 } 14 15 void getData() { 16 cout << "Enter the length: "; 17 cin >> len; 18 cout << "Enter the breadth: "; 19 cin >> bre; 20 } 21 22 double getArea() { 23 return len * bre; 24 } 25 26 double getPeri() { 27 return 2 * (len + bre); 28 } 29 30 void display() { 31 cout << "Area: " << getArea() << endl; 32 cout << "Perimeter: " << getPeri(); 33 } 34 35 ~rectangle() {} 36 }; 37 38 int main() { 39 rectangle rec; 40 rec.getData(); 41 rec.display(); 42 return 0; 43 }