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  1.     #include <stdio.h>
  2.  
  3.    int f(char*s){int t=0,u;for(;*++s;u=*s-s[-1],t+=(u=u<0?-u:u)>13?26-u:u);return t;}
  4.  
  5.     int main(){
  6.     printf("%d\n%d\n%d\n%d\n%d\n",f("aa"),f("stack"),f("zaza"),f("valleys"),f("nwrlbb"));
  7.     }
Success #stdin #stdout 0s 2168KB
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https://ideone.com/mLjkOm
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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