import java.util.Scanner;
import java.io.IOException;

class Main {
	public static void main(String[] args) throws IOException {
		Scanner scan = new Scanner(System.in);
		while (true) {
			int a = scan.nextInt();
			String str = scan.next();
			int b = scan.nextInt();
			if (str.equals("?")) {
				break;
			}
			switch (str) {
			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