

import java.util.Scanner;

public class Main {
	public static void main(String[] atgs){
		//????????£?????????????????????
		Scanner sc = new Scanner(System.in);
		//??°?????????
		while(true){
			//A???????????????
			int A = sc.nextInt();
			//??????????????????
			String operator = sc.next();
			//B???????????????
			int B = sc.nextInt();
			//????????¨???????????°??????
			if(operator.equals("?")){
			 break;
			}
			//????¨??¨????
			switch(operator){
			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;

			default:
				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