include <bits/stdc++.h>

using namespace std;

int main() { int num1,num2; char a; cin >> num1 >> a >>num2; if(a=='+'){ cout << num1+num2 << endl; } else if(a=='-'){ cout << num1-num2 << endl; } else if(a=='*'){ cout << num1*num2 << endl; } else if(a=='/'){ cout << num1/num2 << endl; } return 0; }

//qatiliram yusiff

include <iostream>

using namespace std; int main() { int a,b; char x; cin>>a>>x>>b; if(x=='+'){ cout<<a+b; }else if(x=='-'){ cout<<a-b; }else if(x=='*'){ cout<<a*b; }else if(x=='/'){ cout<<a/b; }

return 0;

} inanan inansinnnnnnnnnn