Write A C++ Program To Solve The Function By Using The Nested Conditional Statement.

#include<iostream.h> 
 #include<conio.h> 
 #include<dos.h> 
 void main() 
 { 
       int sal, bp; 
       clrscr(); 
       cout<<"\n Enter the Basic Pay : "; 
       cin>>bp; 
       sal = (bp!= 1000) ? ((bp < 1000) ? bp + 100 : 4 * bp + 2000) : 2000; 
       cout<<"\n Salary is Rs. "<< sal; 
       getche ( ); 
 }