let str = readline()
let str2=''
for(let i=0;i<str.length;i++){
let s = str[i]
let flag = str2.includes(s)
if(!flag){
str2 += s
}
}
console.log(str2.length)
let str2=''
for(let i=0;i<str.length;i++){
let s = str[i]
let flag = str2.includes(s)
if(!flag){
str2 += s
}
}
console.log(str2.length)