C++ Program - using class function inside the class

 DEPRECIATION UNDER DIMINISHING BALANCE METHOD

#include<iostream.h>

#include<conio.h>

class depreciation

{

float amount,rate,bal1,bal2,bal3;

floatfdep,secdep,thirddep;

public:

voidgetdata()

{

cout<<"\n\n\t\t CALCULATION OF DEPRECIATION UNDER DIMINISHING BALANCE METHOD";

cout<<"\n\n\t\t_______________________________________________________________";

cout<<"\n\n\t Enter the value of assets:";

cin>>amount;

cout<<"\n\n\t\t Enter the rate of depreciation:";

cin>>rate;

}

void calculate()

{

fdep=(amount*rate/100);

bal1=(amount-fdep);

secdep=(bal1*rate/100);

bal2=(bal1-secdep);

thirddep=(bal2*rate/100);

bal3=(bal2-thirddep);

}

Void show_result()

{

cout<<"\n\n\t\t RESULT STATEMENT";

cout<<"\n\n\t\t ________________";

cout<<"\n\n\t\t First year Depreciation:"<<fdep;

cout<<"\n\n\t\t First year Balance:"<<bal1;

cout<<"\n\n\t\t Second year Depreciation:"<<secdep;

cout<<"\n\n\t\t Second year Balance:"<<bal2;

cout<<"\n\n\t\t Third year Depreciation:"<<thirddep;

cout<<"\n\n\t\t Third year Balance:"<<bal3;

}

};

void main()

{

clrscr();

depreciation d2;

d2.getdata();

d2.calculate();

d2.show_result();

getch();

}

OUTPUT

CALCULATION OF DEPRECIATION UNDER DIMINISHING BALANCE METHOD _________________________________________________________________________

Enter the value of assets: 100000

Enter the rate of depreciation: 10

RESULT STATEMENT

____________________

First year Depreciation: 10000

First year Balance: 90000

Second year Depreciation: 9000

Second year Balance: 81000

Third year Depreciation: 8100

Third year Balance: 72900