An easy problem

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
int fun(char c,int x)
{
 int f[26];
 int i;
 for(i=0;i<26;i++)
 f[i]=i+1;
 if(c>='A'&&c<='Z')
 return f[c-'A']+x;
 else
 return -f[c-'a']+x;
}
int main( )
{
 int N,y;
 char ch[10];
 scanf("%d",&N);
 getchar();
 while(N--)
 {
 scanf("%s%d",ch,&y);
 
 //printf("y:%d\n");
 printf("%d\n",fun(ch[0],y));
}
return 0;
}