Program to find reverse of given number.#include<iostream.h>#include<conio.h>void main(){ long int num,rem,rev=0; clrscr(); cout<<"enter a number:"; cin>>num; while(num!=0) { rem=num%10; num=num/10; rev=rev*10+rem; } cout<<"Reverse of the number is:"<<rev<<endl; getch();}

OUTPUTEnter the number: 54921

Reverse of the number is: 12945