
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static void main(String[] args) throws IOException {
        int a, b;
        String op;
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        StringBuilder builder = new StringBuilder();

        while (true) {
            String data = reader.readLine();
            String[] number = data.split(" ");
            a = Integer.parseInt(number[0]);
            op = number[1];
            b = Integer.parseInt(number[2]);

            if (op.equals("?")) {
                break;
            }
            if (op.equals("+")) {
                 builder
                    .append(a+b)
                    .append("\n");
            }
            if (op.equals("-")) {
                 builder
                    .append(a-b)
                    .append("\n");
            }
            if (op.equals("*")) {
                 builder
                    .append(a*b)
                    .append("\n");
            }
            if (op.equals("/")) {
                 builder
                    .append(a/b)
                    .append("\n");
            }
        }
        System.out.print(builder);        
    }
}
/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