import java.util.Scanner;
class Main{
    int a,b;
    String op;
    boolean sw = true;
    public void solve(){
        Scanner sc = new Scanner(System.in);
        sc.useDelimiter("\\s");
        while (sw == true){
            a = sc.nextInt();
            op = sc.next();
            b = sc.nextInt();
            if(op.equals("+")){
                System.out.println(a + b);
            }else if(op.equals("-")){
                System.out.println(a - b);
            }else if(op.equals("*")){
                System.out.println(a * b);
            }else if(op.equals("/")){
                System.out.println(a / b);
            }else{
                sw = false;
            }
        }

    }
    public static void main(String[] args){
        new Main().solve();
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz