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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. class rect
  5. {
  6. private:
  7.           int len,wid;
  8. public:
  9.           rect()
  10.           {
  11.                     len=0;
  12.                     wid=0;
  13.           }
  14.  
  15.           ~rect()
  16.           {
  17.  
  18.           }
  19.           void setval(int a, int b)
  20.           {
  21.                     len=a;
  22.                     wid=b;
  23.           }
  24.  
  25.           int getlen()
  26.           {
  27.                 return len;
  28.           }
  29.  
  30.           int getwid()
  31.           {
  32.                     return wid;
  33.           }
  34.  
  35.           void print()
  36.           {
  37.  
  38.                  cout<< "length: "<<len<< " width: "<<wid<<endl;
  39.           }
  40.  
  41.           int area()
  42.           {
  43.                     return len*wid;
  44.           }
  45. };
  46.  
  47. int main()
  48. {
  49.       rect r;
  50.       cout<< "initial value"<<endl;
  51.       r.print();
  52.       int a,b;
  53.       cout<< "enter length: ";
  54.       cin>>a;
  55.  
  56.        cout<< "enter width: ";
  57.       cin>>b;
  58.       r.setval(a,b);
  59.       cout<< "area: "<<r.area()<<endl;
  60.       //r.print();
  61. }
  62.  
Success #stdin #stdout 0s 5312KB
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stdin
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Standard input is empty
stdout
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initial value
length: 0 width: 0
enter length: enter width: area: 1596389504
https://ideone.com/hoBoB8
language:
C++ (gcc 8.3)
created:
5 days ago
visibility:
public

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