import java.util.Scanner;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		while(sc.hasNext()) {
			int a = sc.nextInt();
			String strA = sc.next();
			int b = sc.nextInt();

			if(strA == "?") {
				break;
			}
			switch(strA) {
			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