#include<bits/stdc++.h>
using namespace std;
void F(string x){
cout<<"No";
}
void T(string y){
cout<<"Yes";
}
int main() {
string s;
cin>>s;
int cnt=0,csp=0,cmp=0;
if(s.size()<8||s.size()>16||s[0]<'A'||s[0]>'Z'){
F(s);
return 0;
}
for(int i=0;i<s.size();i++){
if(s[i]>='a'&&s[i]<='z')cnt++;
if(s[i]=='~'||s[i]=='!'||s[i]=='@'||s[i]=='#'||s[i]=='$'||s[i]=='%'||s[i]=='^'||s[i]=='.' ){
csp++;
}
if(s[i]>='1'&&s[i]<='9')cmp++;
}
if(cnt>0&&csp>0&&cmp>0)T(s);
else
F(s);
return 0;
}