#include<bits/stdc++.h> using namespace std; int main(){ cout<<"Python@C/C++@PHP@Java/javascript@C#@Shell@Actionscript@vbscript"; return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ cout<<"Python@C/C++@PHP@Java/javascript@C#@Shell@Actionscript@vbscript"; return 0; }

a = ["Python", "C/C++", "PHP", "Java/javascript", "C#", "Shell", "Actionscript", "vbscript"] print('@'.join(a))