3/07/2016

C Program For Reverse A Number Using While Loop

Problem :- Write a C Program For Reverse A given Number Using While Loop Ex. if you enter 123456789 then reverse number will be 987654321 .

Logic :- Logic for reverse a digit is simple lets take a example 12345 now first we divide a number with 10 so we get reminder 5 store the reminder and then and using this logic we multiply rev = rev * 10 + rem and again divide the number with 10 ,now number is 1234 and repeat a process again and again until number become greater or equal 1.
If you Understood then try to solve given problem .

Try Yourself C++ Program To Print A Reverse Number Using Loop

Solution :-

#include<stdio.h>

int main()
{
  //Ghanendra Yadav
    int num, rem, rev = 0;

   printf("Enter Any Number to be Reversed :\n");
   scanf("%d", &num);

   while (num >= 1) 
   {
      rem = num % 10;
      rev = rev * 10 + rem;
      num = num / 10;
   }

   printf("\nReversed Number : %d", rev);
   return (0);
}

Output:-

C Program For Reverse A Number Using While Loop

Ghanendra Yadav

Ghanendra Yadav

Hello, I Am Ghanendra Yadav Owner of This Blog, I am professional Blogger and Programmer. I Love Programming, Logo Making, And Banner Designing. My Highest Qualification is MCA From NIT Warangal. You Can Find Me On Social Media Through Below Link And If You Have Any Query Related To Programming And Other Subject Comment Below or You Can Mail Me I Will Try To Answer Within 24 Hours Email:- yghanendra@student.nitw.ac.in

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