write a C program to obtain the sum of the first and last digit of this number
Problem Statement:
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.
Solution:
/* Sum of 1st and last digit of a four digit number */
#include<stdio.h>
#include<conio.h>
main()
{
int n,a,sum=0;
clrscr();
printf(“\Enter a four digit number”);
scanf(“%d”,&n);
a=n/1000; /* 1st digit */
sum=sum+a; /* sum updated with addition of 1st digit */
a=n%10; /* Last digit */
sum=sum+a; /* sum updated addition with last digit */
printf(“\n Sum of first and last digit of %d=%d”,n,sum);
printf(“\n\n\n\n\n\ Press any key to exit…”);
getch();
}
