import java.util.Scanner;
 
class Main{
  public static void main(String[] arg){
    int a, b, ans = 0;
    String op;
    Scanner in = new Scanner(System.in);

    while(true){
        a = in.nextInt();
        op = in.next();
        b = in.nextInt();

        if("?".equals(op)){
            return;
        }else if("+".equals(op)){
            ans = a + b;
            System.out.println(ans);
        }else if("-".equals(op)){
            ans = a - b;
            System.out.println(ans);
        }else if("*".equals(op)){
            ans = a * b;
            System.out.println(ans);
        }else if("/".equals(op)){
            ans = a / b;
            System.out.println(ans);
        }
    }

    
  }
}
/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