Course Introduction
Programs for practice
In the program below, we've taken number from user and displayed its reverse(example reverse of 123 is 321) in C++
Source Code: Reverse Number
/* C++ Program - Reverse Number */
#include<iostream.h>
#include<conio.h>
void main()
{
clrscr();
int num, rev=0, rem;
cout<<"Enter a number : ";
cin>>num;
while(num!=0)
{
rem=num%10;
rev=rev*10+rem;
num=num/10;
}
cout<<"Reverse = "<<rev;
getch();
}
Output
Enter a number:
123
Reverse = 321
