#include using namespace std; int main(void){ string s; string c="qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890_-"; cin>>s; int flag=1; if(s.size()>32)flag=0; if(s[0]=='_'||s[0]=='-'||s[s.size()-1]=='_'||s[s.size()-1]=='-')flag=0; for(int i=0;i