# C Program to find the sum of first and last digit of a number

In this program, You will learn how to find the sum of first and last digit of a number in c.

```
The number is: 1234
Sum of first and last digit is: 1 + 4 = 5
```

## Example: How to find the sum of first and last digit of a number in c.

```
#include<stdio.h>
int main() {
int n, r, fd, ld, sum, rev = 0;
printf("Enter a number:");
scanf("%d", &n);
ld = n % 10;
while (n > 0) {
r = n % 10;
rev = rev * 10 + r;
n = n / 10;
}
fd = rev % 10;
sum = fd + ld;
printf("Sum of first and last digit:%d", sum);
return 0;
}
```

#### Output:

```
Enter a number:2345
Sum of first and last digit:7
```