import java.io.PrintWriter;
import java.util.Scanner;

class Main {
    private static final Scanner sc = new Scanner(System.in);
    private static final PrintWriter out = new PrintWriter(System.out);
    public static void main(String[] Args) {
        while(true) {
            int a = Integer.parseInt(sc.next());
            String op = sc.next();
            int b = Integer.parseInt(sc.next());
            if(op.equals("+")) {
                out.println(a+b);
            } else if(op.equals("-")) {
                out.println(a-b);
            } else if(op.equals("*")) {
                out.println(a*b);
            } else if(op.equals("/")) {
                out.println(a/b);
            } else {
                break;
            }
        }
        out.flush();
    }
}
/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