Question

Write a C program to find first and last digit of any number by using for loop. in c++

Answer 1

Answer:

#include <stdio.h>

int main()

{

int n, sum=0, firstDigit, lastDigit;

printf("Enter number = ");

scanf("%d", &n);

// Find last digit of a number.

lastDigit = n % 10;

Answer 2

➥ C program to find first and last digit of any number by using for loop

#include <stdio.h>

int main()

{

   int n, sum=0, firstdigit, lastdigit;

   printf("Enter number = ");

   scanf("%d", &n);

   lastdigit = n % 10;

   while(n >= 10)

   {

    n = n / 10;

   }

   firstdigit = n;

   printf("first digit = %d\n", firstdigit);

   printf("last digit = %d\n", lastdigit);

   return 0;

}

EXAMPLE OUTPUT

Enter number = 123456

first digit = 1

last digit = 6

Note: Program has been run in the above attachment with output attached.

➥ C++ Program to find first and last digit of any number by using for loop

#include <iostream>

using namespace std;

int main(){

   int num, last;

   cout<<"Enter number = ";

   cin>>num;

   last = num%10;

   cout<<"first digit =  "<< last<<endl;

   while(num>=10)

   {

       num = num/10;

   }

   cout<<"last digit = "<<num;

   return 0;

}

EXAMPLE OUTPUT

Enter number = 123456

first digit = 1

last digit = 6

Note: Program has been run in the above attachment with output attached.