Program to reverse a given number

C Programming Language Loop control in C Language (Article) Loop control in C Language (Program)

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Program:

#include<stdio.h>
void main()
{
int n,a,r=0;
 
printf("enter any no to get its reverse: ");
scanf("%d",&n);
	while(n>=1)
	{
	a=n%10;
	r=r*10+a;
	n=n/10;
	}
printf("reverse=%d \n",r);
 
}

Output:

enter any no to get its reverse: 123
reverse=321
Press any key to continue . . .

Explanation:

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