How to reverse a number using pointer

Question

pointers

Answer 1

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Answer 2

\* C Program to to reverse a number using pointer *\

# include < stdio.h >
int  main( ) {
int  num, rem, rev=0 ;
int  *pn, *pr ;
printf(" Enter the number : ") ;
scanf("%f ",& num) ;
pn = & num ;
pr = & rev ;
do {
rem = ( *pn ) % 10 ;
*pr = ( *pr * 10 ) + rem ;
*pn = ( *pn ) / 10 ;
} while(  *pn > 0);
printf("\n Reverse of Number is : %d ",*pr) ;
return ( 0 );
}

Answer 3

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