(i) If a four-digit number is input through the keyboard, write a program to obtain the sum of the first and last digit of this number.

Let Us C by Yashwant Kanetkar

 

Solution By Muhammad Kaleem UIlah

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[H] Write C programs for the following:

(i) If a four-digit number is input through the keyboard, write a program to obtain the sum of the first and last digit of this number.

#include <stdio.h>

#include <stdlib.h>

 

int Main()

{

    int num,rem1,rem2,rem3,rem4,sum;

    printf("\n\t\t Enter Your Favourite 4 Digits =");

    scanf("%d",&num);

    rem1=num/1000;

    num=num%1000;

    rem2=num/100;

    num=num%100;

    rem3=num/10;

    num=num%10;

    rem4=num;

    sum=rem1+rem4;

    printf("\t\tThe Sum of first and last digit = %d",sum);

    return 0;

}