CF554A 字符串水题

给出一个字符串，问再加入一个字母，最多能形成多少种字符串

input
a
output
51
input
hi
output
76

 1 # include <iostream>
 2 # include <cstdio>
 3 # include <cstring>
 4 # include <algorithm>
 5 # include <cmath>
 6 # define LL long long
 7 using namespace std ;
 8
 9 int main ()
10 {
11     //freopen("in.txt","r",stdin) ;
12     char a[110] ;
13     while(scanf("%s" , a) != EOF)
14     {
15         int len =  strlen(a);
16         printf("%d\n" , 26*(len+1)-len);
17     }
18
19     return 0 ;
20 }