Write a program in C+ to check Armstrong’s number of n digits using multilevel inheritance in object-oriented programming.
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#include<iostream> #include<math.h> using namespace std; class T4Tutorials { protected: int n1,num,result=0; }; class T4Tutorials2:public T4Tutorials { protected: int n=0; int r; }; class T4tutorials_child: public T4Tutorials2 { public: int function() { cout<<"check wether the number is armstromg or not :"<<endl; cin>>n; num=n1; while(num!=0) { num/=10; n++; } num=n1; while(num !=0) { r=num%10; result+=pow(r , n); num /=10; } if(result==n1) cout<<"is an armstrong number :"<<endl; else cout<<" is not an armstrong number :"<<endl; } }; int main() { T4tutorials_child obj; obj.function(); } |
Output
check whether the number is Armstrong or not :
90 is not an Armstrong number :