Function Program19

//with return value, without argument .. reverse number

#include<stdio.h>

#include<conio.h>

int rev();

void main()

{

int revno;

clrscr();

revno = rev();

printf("\nReverse number = %d", revno);

getch();

}

int rev()

{

int no, rem, revno=0;

printf("\nEnter number: ");

scanf("%d", &no);

while(no > 0)

{

rem = no % 10;

revno = revno * 10 + rem;

no = no / 10;

}

return revno;

}