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  1. // sum of first and last digit
  2. // writen by : sammo
  3. #include <stdio.h>
  4. int main()
  5. {
  6.     int a;
  7.     scanf("%d",&a);
  8.     int n = a%10;
  9.     while(a != 0){
  10.       a/=10;
  11.       if(a < 10){
  12.         break;
  13.       }
  14.     } 
  15.     printf("%d",a+n);
  16.  
  17.     return 0;
  18. }
Success #stdin #stdout 0s 5276KB
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https://ideone.com/e3dRaf
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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