import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int ans=0;

        end: {
            while(true) {
                int a = sc.nextInt();
                String op = sc.next();
                int b = sc.nextInt();

                switch (op) {
                    case "+": ans = a+b; break;
                    case "-": ans = a-b; break;
                    case "*": ans = a*b; break;
                    case "/": ans = a/b; break;
                    case "?": break end;
                }

                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