18. Write a program to reverse a number.

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#include<stdio.h>
#include<conio.h>
void main()
{
int r,num,sum=0,i;
printf("Enter any number you want to reverse: ");
scanf("%d",&num);
for(i=num;i>0;num++)
{
r=i%10;
sum=sum*10+r;
i=i/10;
}
printf("Reverse is %d",sum);
getch();
}


#OUTPUT:

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