#include <iostream> using namespace std; int32_t a,b; char wybor; int main() { for(;;) { cin>>wybor>>a>>b; switch(wybor) { case '+':cout<<a+b<<endl;break; case '-':cout<<a-b<<endl;break; case '*':cout<<a*b<<endl;break; case '/':cout<<a/b<<endl;break; case '%':cout<<a%b<<endl;break; } } return 0; }
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