import java.util.Scanner;

public class Main{
	public static void main(String args[]){

		//????????????????????????????????????
		//????????????????¨????????????????

		//???????????§???????????????
		Scanner sc = new Scanner(System.in);
		String stOP = "";

		while(!("?".equals(stOP))){
			int A = sc.nextInt();
			stOP = sc.next();
			int B = sc.nextInt();
			int Ans = 0;


			if("+".equals(stOP)){
				Ans = A + B;
				System.out.println(Ans);
			}else if("-".equals(stOP)){
				Ans = A - B;
				System.out.println(Ans);
			}else if("*".equals(stOP)){
				Ans = A * B;
				System.out.println(Ans);
			}else if("/".equals(stOP)){
				Ans = A / B;
				System.out.println(Ans);
			}else if("?".equals(stOP)){
				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