#include<bits/stdc++.h>
using namespace std;
int main(){
string s,s1,fs="!@#$";
cin>>s;
int n,l,u,f,o;
for(int i=0;i<s.size();i++){
if(s[i]==',') s[i]==' ';
}
istringstream cins(s);
while(cin>>s1){
if(s1.size()<6||s1.size()>12) continue;
n=0,l=0,u=0,f=0,o=0;
for(int i=0;i<s.size();i++){
if(isdigit(s1[i])) n=1;
else if(islower(s1[i])) l=1;
else if(isupper(s1[i])) u=1;
else if(fs.find(s1[i])!=-1) fh=1;
else{
other=1;
break;
}
}
if(!o&&l+n+u>=2&&fh){
cout<<s1<<endl;
}
}
return 0;
}```c
