import java.util.Scanner;
 
public class Main {
 
    public static void main(String[] args) {
 
        Scanner sc = new Scanner(System.in);
 
while(true){

           int a = sc.nextInt();
            String op = sc.next();
            int b = sc.nextInt();

if(op.equals("?"))break;

    switch(op){
            case "+":
                System.out.println(a+b);
                break;
            case "-":
                System.out.println(a-b);
                break;
            case "*":
                System.out.println(a*b);
                break;
            case "/":
                System.out.println(a/b);
                break;
            }


}
}
}

/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