#include<iostream> using namespace std; int main() { int x,y; char c; cin>>x>>y>>c; if(c=='+') { printf("%d",x+y); } else if(c=='-') { printf("%d",x-y); } else if(c=='*') { printf("%d",x*y); } else if(c=='/') { if(y==0) { printf("Divided by zero!"); } else { printf("%d",x/y); } } else { printf("Invalid operator!"); } }