URI 2987 (Balloon of Honor) Solution in C

 #include<stdio.h>

int main()
{
    int ascii,i,count=0;
    char ch;
    scanf("%c",&ch);
 
    ascii=ch;//convert later to number
    for(i=65; i<=ascii; i++)
    {
        count++;
    }
    printf("%d\n",count);
 
    return 0;
}