C And C++ Coding Question And Answers

Q1. Write a Program to Reverse a Number in C 

Hint :-  If a user enter Number 158 , then after reversing Number Program should give output as 851.

Solution:

#include <stdio.h>

 main()

{

   int n, rev=0, mod;

   printf(“Enter the Number\n”);

   scanf(“%d”,&n);

   while(n>0)

   {

       mod= n % 10;

       rev= (rev*10) + mod;

       n = n/10;

   }

   printf(” the number reverses is %d\n”,rev);

}