FRONT AND BACK

• Problem Description

  
  Rand has a task to find the sum of first and last digit of number upto given n numbers.Help him in
  writing C code to enter any number and find the sum of first and last digit of the number using for loop.

• CODING ARENA

• #include <stdio.h>

  int main()

  {

    int n,fd,ld,sum=0;

    scanf("%d",&n);

    ld=n%10;

    fd=n;

    while(n>=10)

    {

      n=n/10;

    }

    fd=n;

    sum=fd+ld;

    printf("%d",sum);

  
  

  return 0;

  }

• Test Case 1

  
  Input (stdin)

  1234
  
  

  Expected Output

  5

• Test Case 2

  
  Input (stdin)

  8231
  
  

  Expected Output

  9